Application
Semiconductor grade quartz cylinder is used as the base material of quartz ring in semiconductor etching process.
Characteristics
Semiconductor grade quartz cylinder features high purity, micro bubble free, low hydroxyl, etc.
Code A
PQ100E, PQ100EH
Specifications
OD Range (mm) | ID Range (mm) |
300-350 | 210-240 |
350-400 | 240-300 |
400-450 | 330-350 |
Physicochemical Properties
1) Trace Elements (Unit: ppm)
Code | Criteria | Al | Ca | Cr | Cu | Fe | K | Li | Mg | Mn | Na | Ti | Zr |
PQ100E | Typical | 13 | 0.5 | <0.05 | <0.05 | 0.1 | 0.1 | 0.3 | 0.05 | 0.05 | 0.1 | 1.3 | 1 |
Maximum | 19 | 1 | 0.1 | 0.1 | 0.5 | 1 | 1 | 0.2 | 0.2 | 1 | 2 | 2 | |
PQ100EH | Typical | 8 | 0.6 | <0.05 | <0.01 | 0.1 | 0.1 | 0.2 | 0.05 | 0.05 | 0.1 | 1.3 | 1 |
Maximum | 10 | 1 | 0.1 | <0.01 | 0.5 | 0.5 | 0.5 | 0.2 | 0.2 | 0.5 | 2 | 2 |
2) OH Content
PQ100E/ PQ100EH | 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 of 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 of melting technology;
●World famous quartz glass supplier;
CNAS Certified Laboratory
Production Main Facilities
FAQ
Q1. How many employees?
A: Around 1000.
Q2. When was your factory established?
A: Since 1992
Q3. Do you have any MOQ limit for Quartz product order?
A: Low MOQ, 1pc for sample checking is available
Q4. Can I request to change the form of packaging and transportation?
A: Yes, We can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.
Q5. Can you give me a discount?
A: Discount is available but we have to see the real quantity,we have different price based on different quantity,how much discounts is determined by the quantity,moreover,our price is very competitive in the field.
Customers Visiting & Exhibition Moment
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