Application
Solar grade quartz ring is used as base material of quartz sealing flange for furnace tube in diffusion process and key material for mono-crystal silicon feeder
Characteristics
This solar grade quartz ring, manufactured by high purity quartz sand using unique electrical continuous fusion method, has the characteristics of high purity 99.995%, excellent resistance of high temperature micro bubble free and low hydroxyl
Code
PQ100S
Specifications
OD Range | ID Range |
300-350 | 210-240 |
350-400 | 240-300 |
| 400-450 | 330-350 |
Physical & Chemical Properties
1) Trace Elements (Unit：ppm)
Value | Al | Ca | Cr | Cu | Fe | K | Li | Mg | Mn | Na | Ti | Zr |
Typical Value | 16.2 | 1 | <0.05 | <0.05 | 0.5 | 1.2 | 0.9 | 0.2 | <0.05 | 1.1 | 1.5 | 1 |
Max Value | 25 | 1.5 | 0.1 | 0.1 | 1 | 1.5 | 1.5 | 0.2 | 0.2 | 2 | 4 | 2 |
2) OH Content
PQ100S | OH＜110ppm |
3) Physical Properties
Item | Index |
Density（g/cm3） | 2.2 |
Heat Conductivity（w/m·k，1000℃） | 2.28 |
Coefficient of Thermal Expansion（℃-1，1000℃） | 5.5×10-7 |
Softening Point（℃） | 1670 |
Annealing Point（℃） | 1210 |
Strain Point（℃） | 1110 |
4) Coefficient of Thermal Expansion & Viscosity
Our Main Product
Main Application
Company Advantage
● Doctor-post work station and top quartz inspection lab;
● Self-innovated production process and equipment;
● Own important National patents and core technologies;
● Purity of SiO2 can reach to 99.995-99.999%;
● Applied into lighting, solar, optics, optical fiber, semiconductor and etc;
● Cutting-edge melting technology;
● World famous quartz glass supplier;
CNAS Certified Laboratory
Main Production Facilities
FAQ
Q1. Are you a factory?
A: Yes.
Q2. Sample is free or not ?
A: Free is ok ,but it is only the small cost .When cost is high ,you will afford it ,sample cost and shipping cost.
Q3. How long will I get the sample ?
A: Sample is in stock ,it takes 3days .OEM or ODM ones ,it should take 10days .
Q4. What's your delivery time?
A: It depends on the quantity you order
Customers Visiting & Exhibition Moment
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