Application
PV Diffusion quartz tube is widely used in the oxidation and diffusion process in solar wafer manufacturing.
Product Feature
PV Diffusion quartz tube features high purity, low hydroxyl and high temperature resistance, etc.
Product Type
PQ181S , PQ181S-R
Typical Size
OD Range | OD Tolerance | WT Tolerance | Sliding | Ovality | Bow |
OD＜100.00 | ±1.00 | ±10.00% | 15.00% | 1.00% | 0.10% |
100.00≤OD＜200.00 | ±1.00 | ±10.00% | 15.00% | 1.00% | 0.10% |
200.00≤OD＜300.00 | ±1.00 | ±10.00% | 15.00% | 1.00% | 0.10% |
300.00≤OD＜400.00 | ±1.00 | ±10.00% | 15.00% | 1.00% | 0.10% |
400.00≤OD＜500.00 | ±1.00 | ±10.00% | 15.00% | 1.00% | 0.10% |
500.00≤OD＜900.00 | ±2.00 | ±10.00% | 15.00% | 1.00% | 0.10% |
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
OH＜10ppm
3) Physical Properties
Item | Index Value |
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 or a trading company?
A: We are professional quartz producer.
Q2. What are the materials of your products?
A: High purity quartz sand.
Q3. How can I get some samples?
A: We are honored to provide you with samples.
Q4. How did your factory do in terms of quality control?
A: Quality is the top priority. We have our professional quality control team to protect every step of this person.
Customers Visiting & Exhibition Moment
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