{"id":1141,"date":"2025-08-12T08:40:22","date_gmt":"2025-08-12T08:40:22","guid":{"rendered":"https:\/\/tuguansemi.com\/?post_type=product&#038;p=1141"},"modified":"2025-08-20T16:02:24","modified_gmt":"2025-08-20T16:02:24","slug":"fused-quartz-dome-covers-process-lids","status":"publish","type":"product","link":"https:\/\/tuguansemi.com\/ar\/product\/fused-quartz-dome-covers-process-lids\/","title":{"rendered":"\u0623\u063a\u0637\u064a\u0629 \u0627\u0644\u0642\u0628\u0629 \u0648\u063a\u0637\u0627\u0621\u0627\u062a \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0645\u0646 \u0627\u0644\u0643\u0648\u0627\u0631\u062a\u0632 \u0627\u0644\u0645\u0646\u0635\u0647\u0631"},"content":{"rendered":"<style>.kb-row-layout-id1141_4d2c51-48 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id1141_4d2c51-48 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id1141_4d2c51-48 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:repeat(2, minmax(0, 1fr));}.kb-row-layout-id1141_4d2c51-48 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id1141_4d2c51-48 > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){.kb-row-layout-id1141_4d2c51-48 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id1141_4d2c51-48 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column1141_09fdeb-00 > .kt-inside-inner-col,.kadence-column1141_09fdeb-00 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column1141_09fdeb-00 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1141_09fdeb-00 > .kt-inside-inner-col{flex-direction:column;}.kadence-column1141_09fdeb-00 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column1141_09fdeb-00 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1141_09fdeb-00{position:relative;}@media all and (max-width: 1024px){.kadence-column1141_09fdeb-00 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column1141_09fdeb-00 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1141_09fdeb-00\"><div class=\"kt-inside-inner-col\"><style>.kb-gallery-id-1141_d427e0-e4 .kadence-blocks-gallery-item .kb-gal-image-radius, .kb-gallery-id-1141_d427e0-e4 .kb-slide-item .kb-gal-image-radius img{border-radius:0px 0px 0px 0px;;}.kb-gallery-wrap-id-1141_d427e0-e4.wp-block-kadence-advancedgallery{overflow:visible;}.kb-gallery-wrap-id-1141_d427e0-e4.wp-block-kadence-advancedgallery .kt-blocks-carousel{overflow:visible;}<\/style><div class=\"kb-gallery-wrap-id-1141_d427e0-e4 alignnone wp-block-kadence-advancedgallery\"><div class=\"kb-gallery-ul kb-gallery-non-static kb-gallery-type-slider kb-gallery-id-1141_d427e0-e4 kb-gallery-caption-style-bottom-hover kb-gallery-filter-none kb-gallery-magnific-init\" data-image-filter=\"none\" data-lightbox-caption=\"false\"><div class=\"kt-blocks-carousel splide kt-carousel-container-dotstyle-dark kt-carousel-arrowstyle-none kt-carousel-dotstyle-dark kb-slider-group-arrow kb-slider-arrow-position-center\" data-slider-anim-speed=\"400\" data-slider-scroll=\"1\" data-slider-arrows=\"false\" data-slider-fade=\"true\" data-slider-dots=\"true\" data-slider-type=\"slider\" data-slider-hover-pause=\"false\" data-slider-auto=\"\" data-slider-speed=\"7000\" data-show-pause-button=\"false\"><div class=\"splide__track\"><ul class=\"kt-blocks-carousel-init kb-blocks-slider splide__list\"><li class=\"kb-slide-item kb-gallery-slide-item splide__slide\"><div class=\"kadence-blocks-gallery-item\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kb-gallery-item-has-link kadence-blocks-gallery-item-hide-caption\"><a href=\"https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/66927_140460.webp\" data-alt=\"Assortment of clear and frosted Fused Quartz components, including a large frosted ring with an integrated clear dome, and smaller clear domes and oval rings\" class=\"kb-gallery-item-link\"   role=\"button\" aria-haspopup=\"dialog\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-square kb-has-image-ratio-square\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/66927_140460.webp\" width=\"800\" height=\"800\" alt=\"Assortment of clear and frosted Fused Quartz components, including a large frosted ring with an integrated clear dome, and smaller clear domes and oval rings\" data-full-image=\"https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/66927_140460.webp\" data-light-image=\"https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/66927_140460.webp\" data-id=\"1144\" class=\"wp-image-1144 skip-lazy\" srcset=\"https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/66927_140460.webp 800w, https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/66927_140460-300x300.webp 300w, https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/66927_140460-150x150.webp 150w, https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/66927_140460-768x768.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div><\/div><\/a><\/figure><\/div><\/div><\/li><\/ul><\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n<style>.kadence-column1141_ebc678-79 > .kt-inside-inner-col,.kadence-column1141_ebc678-79 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column1141_ebc678-79 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1141_ebc678-79 > .kt-inside-inner-col{flex-direction:column;}.kadence-column1141_ebc678-79 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column1141_ebc678-79 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1141_ebc678-79{position:relative;}@media all and (max-width: 1024px){.kadence-column1141_ebc678-79 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column1141_ebc678-79 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1141_ebc678-79\"><div class=\"kt-inside-inner-col\">\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-eb2f3ff\" id=\"heading-placeholder\" data-block-id=\"eb2f3ff\"><style>.stk-eb2f3ff .stk-block-heading__text{color:var(--theme-palette-color-1, #0394de) !important;}<\/style><h3 class=\"stk-block-heading__text has-text-color\">Fused Quartz Dome Covers &amp; Process Lids<\/h3><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-763da11\" data-block-id=\"763da11\"><p class=\"stk-block-text__text\">Fused quartz dome covers and process lids for high-purity semiconductor tools, optical assemblies, and high-temperature chambers. Made from high-purity fused silica with smooth, chip-free edges, these domes deliver outstanding thermal stability, chemical inertness, and precise fit\u2014providing clear viewing, reliable sealing, and protection in sensitive environments.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-button-group stk-block-button-group stk-block stk-03ec5f5\" data-block-id=\"03ec5f5\"><style>.stk-03ec5f5 .stk-inner-blocks{column-gap:8px !important;}<\/style><div class=\"stk-row stk-inner-blocks stk-block-content stk-button-group\">\n<div class=\"wp-block-stackable-icon-button stk-block-icon-button stk-block stk-f97a74f\" data-block-id=\"f97a74f\"><style>.stk-f97a74f .stk-button{background:#3b5998 !important;}<\/style><a class=\"stk-link stk-button stk--hover-effect-darken\" href=\"\"><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg data-prefix=\"fab\" data-icon=\"facebook-square\" class=\"svg-inline--fa fa-facebook-square fa-w-14\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 448 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path fill=\"currentColor\" d=\"M400 32H48A48 48 0 0 0 0 80v352a48 48 0 0 0 48 48h137.25V327.69h-63V256h63v-54.64c0-62.15 37-96.48 93.67-96.48 27.14 0 55.52 4.84 55.52 4.84v61h-31.27c-30.81 0-40.42 19.12-40.42 38.73V256h68.78l-11 71.69h-57.78V480H400a48 48 0 0 0 48-48V80a48 48 0 0 0-48-48z\"><\/path><\/svg><\/div><\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-icon-button stk-block-icon-button stk-block stk-afc649f\" data-block-id=\"afc649f\"><style>.stk-afc649f .stk-button{background:#00acee !important;}<\/style><a class=\"stk-link stk-button stk--hover-effect-darken\" href=\"\"><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg data-prefix=\"fab\" data-icon=\"twitter\" class=\"svg-inline--fa fa-twitter fa-w-16\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path fill=\"currentColor\" d=\"M459.37 151.716c.325 4.548.325 9.097.325 13.645 0 138.72-105.583 298.558-298.558 298.558-59.452 0-114.68-17.219-161.137-47.106 8.447.974 16.568 1.299 25.34 1.299 49.055 0 94.213-16.568 130.274-44.832-46.132-.975-84.792-31.188-98.112-72.772 6.498.974 12.995 1.624 19.818 1.624 9.421 0 18.843-1.3 27.614-3.573-48.081-9.747-84.143-51.98-84.143-102.985v-1.299c13.969 7.797 30.214 12.67 47.431 13.319-28.264-18.843-46.781-51.005-46.781-87.391 0-19.492 5.197-37.36 14.294-52.954 51.655 63.675 129.3 105.258 216.365 109.807-1.624-7.797-2.599-15.918-2.599-24.04 0-57.828 46.782-104.934 104.934-104.934 30.213 0 57.502 12.67 76.67 33.137 23.715-4.548 46.456-13.32 66.599-25.34-7.798 24.366-24.366 44.833-46.132 57.827 21.117-2.273 41.584-8.122 60.426-16.243-14.292 20.791-32.161 39.308-52.628 54.253z\"><\/path><\/svg><\/div><\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-icon-button stk-block-icon-button stk-block stk-991cf7a\" data-block-id=\"991cf7a\"><style>.stk-991cf7a .stk-button{background:#c13584 !important;}<\/style><a class=\"stk-link stk-button stk--hover-effect-darken\" href=\"\"><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg data-prefix=\"fab\" data-icon=\"instagram\" class=\"svg-inline--fa fa-instagram fa-w-14\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 448 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path fill=\"currentColor\" d=\"M224.1 141c-63.6 0-114.9 51.3-114.9 114.9s51.3 114.9 114.9 114.9S339 319.5 339 255.9 287.7 141 224.1 141zm0 189.6c-41.1 0-74.7-33.5-74.7-74.7s33.5-74.7 74.7-74.7 74.7 33.5 74.7 74.7-33.6 74.7-74.7 74.7zm146.4-194.3c0 14.9-12 26.8-26.8 26.8-14.9 0-26.8-12-26.8-26.8s12-26.8 26.8-26.8 26.8 12 26.8 26.8zm76.1 27.2c-1.7-35.9-9.9-67.7-36.2-93.9-26.2-26.2-58-34.4-93.9-36.2-37-2.1-147.9-2.1-184.9 0-35.8 1.7-67.6 9.9-93.9 36.1s-34.4 58-36.2 93.9c-2.1 37-2.1 147.9 0 184.9 1.7 35.9 9.9 67.7 36.2 93.9s58 34.4 93.9 36.2c37 2.1 147.9 2.1 184.9 0 35.9-1.7 67.7-9.9 93.9-36.2 26.2-26.2 34.4-58 36.2-93.9 2.1-37 2.1-147.8 0-184.8zM398.8 388c-7.8 19.6-22.9 34.7-42.6 42.6-29.5 11.7-99.5 9-132.1 9s-102.7 2.6-132.1-9c-19.6-7.8-34.7-22.9-42.6-42.6-11.7-29.5-9-99.5-9-132.1s-2.6-102.7 9-132.1c7.8-19.6 22.9-34.7 42.6-42.6 29.5-11.7 99.5-9 132.1-9s102.7-2.6 132.1 9c19.6 7.8 34.7 22.9 42.6 42.6 11.7 29.5 9 99.5 9 132.1s2.7 102.7-9 132.1z\"><\/path><\/svg><\/div><\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-icon-button stk-block-icon-button stk-block stk-ae5bc5b\" data-block-id=\"ae5bc5b\"><style>.stk-ae5bc5b .stk-button{background:#c4302b !important;}<\/style><a class=\"stk-link stk-button stk--hover-effect-darken\" href=\"\"><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg data-prefix=\"fab\" data-icon=\"youtube\" class=\"svg-inline--fa fa-youtube fa-w-18\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path fill=\"currentColor\" d=\"M549.655 124.083c-6.281-23.65-24.787-42.276-48.284-48.597C458.781 64 288 64 288 64S117.22 64 74.629 75.486c-23.497 6.322-42.003 24.947-48.284 48.597-11.412 42.867-11.412 132.305-11.412 132.305s0 89.438 11.412 132.305c6.281 23.65 24.787 41.5 48.284 47.821C117.22 448 288 448 288 448s170.78 0 213.371-11.486c23.497-6.321 42.003-24.171 48.284-47.821 11.412-42.867 11.412-132.305 11.412-132.305s0-89.438-11.412-132.305zm-317.51 213.508V175.185l142.739 81.205-142.739 81.201z\"><\/path><\/svg><\/div><\/span><\/a><\/div>\n\n\n\n<div class=\"wp-block-stackable-icon-button stk-block-icon-button stk-block stk-3d4dbc3\" data-block-id=\"3d4dbc3\"><style>.stk-3d4dbc3 .stk-button{background:#0e76a8 !important;}<\/style><a class=\"stk-link stk-button stk--hover-effect-darken\" href=\"\"><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg data-prefix=\"fab\" data-icon=\"linkedin-in\" class=\"svg-inline--fa fa-linkedin-in fa-w-14\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 448 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path fill=\"currentColor\" d=\"M100.28 448H7.4V148.9h92.88zM53.79 108.1C24.09 108.1 0 83.5 0 53.8a53.79 53.79 0 0 1 107.58 0c0 29.7-24.1 54.3-53.79 54.3zM447.9 448h-92.68V302.4c0-34.7-.7-79.2-48.29-79.2-48.29 0-55.69 37.7-55.69 76.7V448h-92.78V148.9h89.08v40.8h1.3c12.4-23.5 42.69-48.3 87.88-48.3 94 0 111.28 61.9 111.28 142.3V448z\"><\/path><\/svg><\/div><\/span><\/a><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-button-group stk-block-button-group stk-block stk-72aae98\" data-block-id=\"72aae98\"><div class=\"stk-row stk-inner-blocks stk-block-content stk-button-group\">\n<div class=\"wp-block-stackable-button stk-block-button stk-block stk-53e4e58\" data-block-id=\"53e4e58\"><style>.stk-53e4e58 .stk-button{background:var(--theme-palette-color-1, #0394de) !important;border-top-left-radius:var(--stk--preset--border-radius--medium, 8px) !important;border-top-right-radius:var(--stk--preset--border-radius--medium, 8px) !important;border-bottom-right-radius:var(--stk--preset--border-radius--medium, 8px) !important;border-bottom-left-radius:var(--stk--preset--border-radius--medium, 8px) !important;}<\/style><a class=\"stk-link stk-button stk--hover-effect-darken\" href=\"#lianxi\"><span class=\"stk-button__inner-text\">Get A Free Inquiry<\/span><\/a><\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n<\/div><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><style>.wp-block-kadence-advancedheading.kt-adv-heading1141_155940-79, .wp-block-kadence-advancedheading.kt-adv-heading1141_155940-79[data-kb-block=\"kb-adv-heading1141_155940-79\"]{font-size:var(--global-kb-font-size-md, 1.25rem);font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading1141_155940-79 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading1141_155940-79[data-kb-block=\"kb-adv-heading1141_155940-79\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading1141_155940-79 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading1141_155940-79[data-kb-block=\"kb-adv-heading1141_155940-79\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading1141_155940-79 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading1141_155940-79\"><strong><strong><strong>What to Provide for a Quote<\/strong><\/strong><\/strong><\/h2>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Drawing (PDF\/STEP) or key dimensions: outer diameter, flange diameter\/width, sag height (radius of curvature), wall thickness<\/li>\n\n\n\n<li>Dome style: hemispherical, shallow\/broad, or meniscus; with\/without flange or ring; clear vs. frosted viewing zone<\/li>\n\n\n\n<li>Sealing interface: o-ring groove size\/position, sealing land width\/finish, mating surface and bolt pattern if any<\/li>\n\n\n\n<li>Optical needs (if applicable): polish level on viewing area, scratch-dig target, surface flatness\/power\/irregularity<\/li>\n\n\n\n<li>Operating conditions: vacuum\/allowable pressure, process gases\/chemistry, max temperature and thermal cycling, cleanliness level<\/li>\n\n\n\n<li>Critical tolerances: runout\/concentricity, flange parallelism\/flatness, thickness uniformity, dome profile tolerance<\/li>\n\n\n\n<li>Quantity (prototype or batch), required inspection reports, and packaging level<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><style>.wp-block-kadence-advancedheading.kt-adv-heading1141_9eafd6-7f, .wp-block-kadence-advancedheading.kt-adv-heading1141_9eafd6-7f[data-kb-block=\"kb-adv-heading1141_9eafd6-7f\"]{font-size:var(--global-kb-font-size-md, 1.25rem);font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading1141_9eafd6-7f mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading1141_9eafd6-7f[data-kb-block=\"kb-adv-heading1141_9eafd6-7f\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading1141_9eafd6-7f img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading1141_9eafd6-7f[data-kb-block=\"kb-adv-heading1141_9eafd6-7f\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading1141_9eafd6-7f wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading1141_9eafd6-7f\"><strong><strong><strong>Key Specifications<\/strong><\/strong><\/strong><\/h2>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Material:<\/strong> High-purity fused quartz (SiO\u2082); material certificate available by request. UV-grade fused silica optional for deep-UV transmission.<\/li>\n\n\n\n<li><strong>Geometry:<\/strong> Hemispherical or shallow domes; domes with integral flanges\/rings; circular or custom aperture lids; monolithic or flame-fused assemblies.<\/li>\n\n\n\n<li><strong>Surfaces:<\/strong> Optical-polished viewing zones; ground\/polished sealing lands; optional frosted\/etched areas to diffuse light.<\/li>\n\n\n\n<li><strong>Edges:<\/strong> Fire-polished rims and generous radii to minimize particle generation and chipping.<\/li>\n\n\n\n<li><strong>Cleanliness:<\/strong> Ultrasonic\/DI cleaning; Class-100 compatible packaging.<\/li>\n\n\n\n<li><strong>Service Note:<\/strong> Typically for vacuum or low positive pressure; any pressure rating is design- and test-dependent.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><style>.wp-block-kadence-advancedheading.kt-adv-heading1141_2ac0ef-4f, .wp-block-kadence-advancedheading.kt-adv-heading1141_2ac0ef-4f[data-kb-block=\"kb-adv-heading1141_2ac0ef-4f\"]{font-size:var(--global-kb-font-size-md, 1.25rem);font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading1141_2ac0ef-4f mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading1141_2ac0ef-4f[data-kb-block=\"kb-adv-heading1141_2ac0ef-4f\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading1141_2ac0ef-4f img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading1141_2ac0ef-4f[data-kb-block=\"kb-adv-heading1141_2ac0ef-4f\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading1141_2ac0ef-4f wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading1141_2ac0ef-4f\"><strong><strong><strong>Material Properties (Typical)<\/strong><\/strong><\/strong><\/h2>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Very low thermal expansion and good thermal-shock tolerance<\/li>\n\n\n\n<li>Excellent chemical resistance to most process media (note: HF attacks quartz)<\/li>\n\n\n\n<li>Electrically insulating, low outgassing; high optical clarity from UV to IR (grade-dependent)<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><style>.wp-block-kadence-advancedheading.kt-adv-heading1141_4602d9-67, .wp-block-kadence-advancedheading.kt-adv-heading1141_4602d9-67[data-kb-block=\"kb-adv-heading1141_4602d9-67\"]{font-size:var(--global-kb-font-size-md, 1.25rem);font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading1141_4602d9-67 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading1141_4602d9-67[data-kb-block=\"kb-adv-heading1141_4602d9-67\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading1141_4602d9-67 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading1141_4602d9-67[data-kb-block=\"kb-adv-heading1141_4602d9-67\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading1141_4602d9-67 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading1141_4602d9-67\"><strong><strong><strong><strong>Processing &amp; Design Notes<\/strong><\/strong><\/strong><\/strong><\/h2>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Define whether dome radius is referenced to the inner or outer surface; keep wall thickness uniform to reduce stress.<\/li>\n\n\n\n<li>Specify viewing-area polish and any optical specs (e.g., scratch-dig 60-40 or better) only where needed to control cost.<\/li>\n\n\n\n<li>Add venting to blind features (bolt holes\/counterbores) that see vacuum to prevent virtual leaks.<\/li>\n\n\n\n<li>Use compliant seals\/clamps and allow thermal expansion to avoid stress during thermal cycling.<\/li>\n\n\n\n<li>We can advise feasible tolerances for profile\/sag height, flange flatness\/parallelism, concentricity, and runout based on size.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><style>.wp-block-kadence-advancedheading.kt-adv-heading1141_05d250-01, .wp-block-kadence-advancedheading.kt-adv-heading1141_05d250-01[data-kb-block=\"kb-adv-heading1141_05d250-01\"]{font-size:var(--global-kb-font-size-md, 1.25rem);font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading1141_05d250-01 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading1141_05d250-01[data-kb-block=\"kb-adv-heading1141_05d250-01\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading1141_05d250-01 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading1141_05d250-01[data-kb-block=\"kb-adv-heading1141_05d250-01\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading1141_05d250-01 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading1141_05d250-01\"><strong><strong><strong><strong>Inspection &amp; Testing<\/strong><\/strong><\/strong><\/strong><\/h2>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dimensional verification: OD, flange geometry, sag height\/radius, thickness, groove size\/position, bolt-circle locations<\/li>\n\n\n\n<li>Flatness\/parallelism checks on sealing lands; dome profile and runout vs. datum<\/li>\n\n\n\n<li>Optical inspection of viewing area (polish quality, defects) as specified<\/li>\n\n\n\n<li>100% visual inspection for chips, micro-cracks, inclusions, and contamination; optional cleanliness and birefringence\/stress reports<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><style>.wp-block-kadence-advancedheading.kt-adv-heading1141_425ee7-73, .wp-block-kadence-advancedheading.kt-adv-heading1141_425ee7-73[data-kb-block=\"kb-adv-heading1141_425ee7-73\"]{font-size:var(--global-kb-font-size-md, 1.25rem);font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading1141_425ee7-73 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading1141_425ee7-73[data-kb-block=\"kb-adv-heading1141_425ee7-73\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading1141_425ee7-73 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading1141_425ee7-73[data-kb-block=\"kb-adv-heading1141_425ee7-73\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading1141_425ee7-73 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading1141_425ee7-73\"><strong><strong>Applications<\/strong><\/strong><\/h2>\n<\/blockquote>\n\n\n\n<p>View and process lids for etch\/CVD\/RTP and vacuum chambers, optical windows and lamp housings, splash\/particle protection, high-temperature reactor covers<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><style>.wp-block-kadence-advancedheading.kt-adv-heading1141_41655c-d5, .wp-block-kadence-advancedheading.kt-adv-heading1141_41655c-d5[data-kb-block=\"kb-adv-heading1141_41655c-d5\"]{font-size:var(--global-kb-font-size-md, 1.25rem);font-style:normal;}.wp-block-kadence-advancedheading.kt-adv-heading1141_41655c-d5 mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading1141_41655c-d5[data-kb-block=\"kb-adv-heading1141_41655c-d5\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading1141_41655c-d5 img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading1141_41655c-d5[data-kb-block=\"kb-adv-heading1141_41655c-d5\"] img.kb-inline-image{width:150px;vertical-align:baseline;}<\/style>\n<h2 class=\"kt-adv-heading1141_41655c-d5 wp-block-kadence-advancedheading\" data-kb-block=\"kb-adv-heading1141_41655c-d5\"><strong><strong><strong><strong>Packaging &amp; Storage<\/strong><\/strong><\/strong><\/strong><\/h2>\n<\/blockquote>\n\n\n\n<p>Edge guards and protective films over viewing\/sealing areas; anti-static, vacuum-sealed packaging with rigid outer protection. Store dry (&lt;40% RH) at 10\u201330 \u00b0C and away from HF-containing chemicals.<\/p>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-d419c61 stk-block-background\" data-block-id=\"d419c61\"><p class=\"stk-block-text__text has-text-align-left\"><strong><strong>Notes<\/strong><br><\/strong>Custom configurations (hole patterns, coatings, or additional markings) available upon request.<br>Compliance certificates (RoHS, ISO 9001) provided with bulk orders.<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-columns stk-block-columns stk-block stk-2279397 stk-block-background stk--has-background-overlay\" id=\"lianxi\" data-block-id=\"2279397\"><style>.stk-2279397 {background-color:#8ed1fc !important;background-image:url(https:\/\/tuguansemi.com\/wp-content\/uploads\/2025\/08\/802933_611504.webp) !important;margin-top:var(--stk--preset--spacing--60, 2.25rem) !important;margin-bottom:var(--stk--preset--spacing--60, 2.25rem) !important;}.stk-2279397:before{background-color:#8ed1fc !important;opacity:0.8 !important;}.stk-2279397-column{--stk-column-gap:50px !important;row-gap:50px !important;}<\/style><div class=\"stk-row stk-inner-blocks stk-block-content stk-content-align stk-2279397-column\">\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-89c257c\" data-v=\"4\" data-block-id=\"89c257c\"><style>.stk-89c257c-container{margin-top:0px !important;margin-right:0px !important;margin-bottom:0px !important;margin-left:0px !important;}.stk-89c257c {align-self:center !important;border-color:var(--theme-palette-color-5, #edeff2) !important;padding-top:0px !important;padding-right:0px !important;padding-bottom:0px !important;padding-left:0px !important;}.stk-89c257c-inner-blocks{align-items:center !important;}@media screen and (min-width:690px){.stk-89c257c {flex:var(--stk-flex-grow, 1) 1 calc(40% - var(--stk-column-gap, 0px) * 1 \/ 2 ) !important;}}@media screen and (min-width:690px) and (max-width:999px){.stk-89c257c {flex:var(--stk-flex-grow, 1) 1 calc(100% - var(--stk-column-gap, 0px) * 0 \/ 1 ) !important;}}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-89c257c-container stk--no-background stk--no-padding\"><div class=\"stk--column-flex stk-block-content stk-inner-blocks stk-89c257c-inner-blocks\">\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-77045f4\" id=\"quick-inquiry\" data-block-id=\"77045f4\"><style>.stk-77045f4 .stk-block-heading__text{color:var(--theme-palette-color-2, #16557A) !important;}@media screen and (max-width:999px){.stk-77045f4 .stk-block-heading__text{font-size:30px !important;}}@media screen and (max-width:689px){.stk-77045f4 .stk-block-heading__text{font-size:25px !important;}}<\/style><h2 class=\"stk-block-heading__text has-text-color\">Quick Inquiry<\/h2><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-e44dee4\" id=\"send-us-a-message\" data-block-id=\"e44dee4\"><p class=\"stk-block-text__text\">If you want to know more about <span style=\"color: var(--theme-palette-color-1, #0394de);\" class=\"stk-highlight\">quartz glass<\/span> or seek quartz glass solutions, contact us for professional services!<\/p><\/div>\n\n\n\n<div class=\"wp-block-stackable-text stk-block-text stk-block stk-93c58b8\" id=\"send-us-a-message\" data-block-id=\"93c58b8\"><p class=\"stk-block-text__text\">Available 24\/7 via email or phone to help you with purchasing our quartz glass products, solutions, usage issues, or providing technical support.<\/p><\/div>\n<\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-e309a0e\" data-v=\"4\" data-block-id=\"e309a0e\"><style>.stk-e309a0e-container{margin-top:0px !important;margin-right:0px !important;margin-bottom:0px !important;margin-left:0px !important;}.stk-e309a0e {border-style:solid 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High purity, chemical inertness, and thermal stability ensure critical performance in demanding environments","_seopress_robots_index":""},"categorie":[9],"class_list":["post-1141","product","type-product","status-publish","has-post-thumbnail","hentry","categorie-quartz-products"],"acf":[],"_links":{"self":[{"href":"https:\/\/tuguansemi.com\/ar\/wp-json\/wp\/v2\/product\/1141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tuguansemi.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/tuguansemi.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tuguansemi.com\/ar\/wp-json\/wp\/v2\/media\/1144"}],"wp:attachment":[{"href":"https:\/\/tuguansemi.com\/ar\/wp-json\/wp\/v2\/media?parent=1141"}],"wp:term":[{"taxonomy":"categorie","embeddable":true,"href":"https:\/\/tuguansemi.com\/ar\/wp-json\/wp\/v2\/categorie?post=1141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}