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Fused Quartz Wafer Boats
The Quartz Cleaning Boat is a high-purity, corrosion-resistant carrier designed for semiconductor, photovoltaic, and precision electronics industries. It is used to hold wafers or components during wet/dry cleaning, acid etching, or high-temperature processes.
Product Overview
Our high-purity, corrosion-resistant fused quartz boats and carriers are custom-designed for semiconductor, photovoltaic, and precision electronics industries. Ideal for wafer cleaning (RCA, SC1/SC2), acid etching, high-temperature annealing/diffusion, and CVD/PVD processes, these components offer ultra-clean, non-contaminating surfaces and excellent thermal stability, meeting SEMI F20/F47 standards.
Technical Specifications
- Parameter : Details
- Material : Fused Quartz (SiO₂ ≥99.99%)
- Dimensions : Customizable (Standard: Length 200–500 mm, Width 50–150 mm, Height 20–50 mm)
- Max. Temperature : 1,200°C (Continuous Use) / 1,450°C (Short-Term)
- Surface Finish : Acid-polished, Ra ≤0.8 μm
- Purity : Low metallic impurities (Na, K, Fe, etc. <1 ppm)
- Thermal Stability : Coefficient of Thermal Expansion (CTE): 0.55 ×10⁻⁶/°C (20–1,000°C)
Key Features
- High Chemical Resistance: Resists HF, HCl, HNO₃, and other aggressive chemicals.
- Low Thermal Expansion: Minimizes deformation under rapid temperature changes.
- Non-Contaminating: Ultra-clean surface prevents particle adhesion.
- Custom Design: Slot spacing, depth, and boat geometry tailored to client needs.
Applications
- Wafer cleaning in wet benches (RCA, SC1/SC2).
- Acid bath processes (e.g., BOE etching).
- High-temperature annealing/diffusion steps.
- CVD/PVD chamber component handling.
Quality Assurance
- Compliance: Meets SEMI F20/F47 standards.
- Testing:
ICP-MS for impurity analysis.
Surface roughness measurement via AFM.
Thermal shock testing (1,000°C ⇄ 25°C, 10 cycles).
Packaging & Storage
- Individually packed in anti-static, ESD-safe containers.
- Store in a dry, dust-free environment (10–30°C).
Precautions
- Avoid mechanical impact or sudden temperature changes (>10°C/min).
- Clean with DI water or ethanol before first use.