High-Quality High-Purity Fused Silica Quartz Plates from China Suppliers - Heat Resistant Factory Custom Sizes Available Factories, Factory

Quartz sheets, produced from high-purity silicon dioxide (SiO₂), are renowned for their exceptional properties, including high temperature resistance, excellent light transmittance, and a low coefficient of thermal expansion. As leading suppliers in China, our factory specializes in customizing quartz sheets in various sizes and thicknesses to meet diverse industry needs. These versatile materials are extensively utilized in optical windows, semiconductor manufacturing, laboratory glassware, and many other applications. Our quartz plates, also referred to as fused quartz plates or quartz glass plates, are crafted through the melting of high-purity quartz, ensuring superior quality for optoelectronic and scientific research equipment. Choose us for reliable and high-quality quartz solutions tailored to your specifications

Product Description

📋 Product Specifications
📐 Length × Width (mm)
🔬 Dimensional Tolerances (mm)
📏 Standard Thickness (mm)
⚙️ Thickness Tolerances (mm)
10 × 10 ±0.1 0.5 / 1.0 / 2.0 ±0.05 ~ ±0.1
20 × 20 ±0.1 0.5 / 1.0 / 2.0 / 3.0 ±0.05 ~ ±0.1
30 × 30 ±0.1 1.0 / 2.0 / 3.0 ±0.05 ~ ±0.1
40 × 40 ±0.1 ~ ±0.2 1.0 / 2.0 / 3.0 / 4.0 ±0.08 ~ ±0.1
50 × 50 ±0.1 ~ ±0.2 1.0 / 2.0 / 3.0 / 5.0 ±0.08 ~ ±0.1
60 × 60 ±0.2 2.0 / 3.0 / 5.0 ±0.1
80 × 80 ±0.2 2.0 / 3.0 / 5.0 ±0.1
100 × 100 ±0.2 ~ ±0.3 2.0 / 3.0 / 5.0 ±0.1
150 × 150 ±0.3 3.0 / 5.0 ±0.1 ~ ±0.2
200 × 200 ±0.3 ~ ±0.5 3.0 / 5.0 ±0.1 ~ ±0.2
❓ Frequently Asked Questions
Q What size range is available for these components?

The available sizes range from 10×10 mm up to 200×200 mm, covering a wide variety of application requirements from small precision parts to larger structural components.

Q What is the minimum thickness available?

The minimum standard thickness available is 0.5 mm, which is offered for the 10×10 mm and 20×20 mm sizes. Most other sizes start from 1.0 mm or 2.0 mm thickness.

Q How tight are the dimensional tolerances for larger sizes?

For larger sizes such as 150×150 mm and 200×200 mm, the dimensional tolerances are ±0.3 mm and ±0.3~±0.5 mm respectively. Smaller sizes maintain tighter tolerances of ±0.1 mm, ensuring high precision across the full range.

Q Can custom sizes or thicknesses be ordered outside of the standard specifications?

The table represents our standard specifications. For custom dimensions or non-standard thicknesses, please contact our technical team directly to discuss feasibility and lead times for your specific requirements.

Q Why do thickness tolerances increase for larger sizes?

As the physical size of a component increases, minor variations in material and processing become more pronounced, resulting in slightly wider thickness tolerances (up to ±0.2 mm) for sizes 150×150 mm and above. This is standard practice in precision manufacturing.

Q Which size and thickness combination offers the best precision?

Smaller sizes such as 10×10 mm to 30×30 mm offer the tightest tolerances — ±0.1 mm dimensionally and ±0.05~±0.1 mm in thickness — making them ideal for high-precision applications where accuracy is critical.

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