Large Diameter Semiconductor Grade Quartz Tube Od448, 449

Origin
China
Production Capacity
100/Day
Reference Price
$ 24.30 - 27.00
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Product Description

Application
Semiconductor grade quartz tube is widely used in the oxidation and diffusion process in semiconductor wafer manufacturing.

Characteristics
Semiconductor grade quartz tube features high purity, low hydroxyl and high temperature resistance, etc.

Specifications

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%


V .Physicochemical properties
  i.Trace elements                                   Unit :ppm
Code Criteria Al Ca Cr Cu Fe K Li Mg Mn Na Ti Zr
PQ181E
PQ181E-R 		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
PQ181EH
PQ181EH-R 		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
Note: PQ181E-R/PQ181EH-R is semiconductor grade resized tube.

Ii. OH Content                                      
PQ181E/ PQ181EH OH <10ppm PQ181E-R/ PQ181EH-R OH <30ppm

iii. Physical properties
Item Index Value
Density (g/cm 3 ) 2.2
Heat Conductivity (w/m·k,1000ºC) 2.28
Coefficient of Thermal Expansion (ºC -1 ,1000ºC) 5.5 ×10 -7
Softening Point (ºC) 1670
Annealing Point (ºC) 1210
Strain Point (ºC) 1110
  1. Purity of SiO2 can reach to 99.995-99.999%
  2. World leading production process and equipment;
  3. Customer-oriented thoughts
  4. Applied into lighting, solar, optics, optical fiber, semiconductor and etc.
  5. Cutting edge of melting technology
  6. World famous brand

FAQ:

Q1. How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality.
Q2. Which payment form you can accept?
A: T/T
Q3. Can I request to advance the shipment?
A: We can discuss with other customers and try to move up earlier.
Q4. Which shipping way can you provide?
A: We can provide shipping by sea, by air and by express.
Q5: What's your after-sale service?
A: Our quality warranty period is one year. Any quality problem will be solved to customer satisfactions. 
 
 

 

Quartz

SUPERAUTO.CAT, 2023