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High-Purity Fused Silica Quartz Plates from China Suppliers - Heat Resistant Factory Custom Sizes Available
|
📐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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