Resized Large Diameter Quartz Silica Glass Diffusion Tube for Semiconductor

Model NO.
PQ181E; PQ181E H; PQ181E-R; PQ181EH-R
Working Temperature
1150
Oh Content
10-30ppm
Transport Package
Wood Case
Specification
quartz sand
Trademark
PQ
Origin
China
Package Size
100.00cm * 100.00cm * 74.00cm
Package Gross Weight
50.000kg
Reference Price
$ 27.00 - 90.00
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Product Description

Application
Semiconductor grade quartz tube is widely used in the oxidation and diffusion process in semiconductor wafer manufacturing.
Product Feature
Semiconductor grade quartz tube features high purity, low hydroxyl and high temperature resistance, etc.
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
  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. Product has been certified TEL, LAM, AMAT ;
  2. Located in quartz hometown of China
  3. Purity of SiO2 can reach to 99.995-99.999%
  4. Full quartz products, supply for lighting, solar, optics, optical fiber, semiconductor and etc.

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. 
 
 

 

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