Pq 191s Solar Grade Quartz Boat Used in Loading Silicon Wafer

• Certification: CE, ISO
• Application: Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass, Semiconductor
• Type: Quartz Boat
• Transport Package: Wooden Case Carton Box
• Specification: customerized
• Trademark: PQ
• Model NO.: PQ 191S
• Origin: China
• Production Capacity: 100/Day

Product Description

Application
Semiconductor grade quartz boat is used as the
base material in semiconductor
wafer manufacturing process
Product Feature
Semiconductor grade quartz rod features high purity, low hydroxyl and high temperature resistance, etc.

Typical Size

OD Range	OD Tolerance	Ovality	Bow
OD<10.00	±2.00%	2.00%	0.15%
10.00≤OD<20.00	±1.25%	1.25%	0.15%
20.00≤OD<30.00	±1.25%	1.25%	0.15%
30.00≤OD<50.00	±1.25%	1.25%	0.15%
50.00≤OD<100.00	±1.25%	1.25%	0.15%
100.00≤OD<160.00	±1.00%	1.00%	0.15%

Physical & Chemical properties
  i.Trace elements                                   Unit:ppm

Code	Criteria	Al	Ca	Cr	Cu	Fe	K	Li	Mg	Mn	Na	Ti	Zr
PQ191E	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
PQ191EH	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

ii.OH Content                                      

PQ191E/ PQ191EH

OH<30ppm

iii. Physical properties

Item	Index Valus
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. ISO9001, ISO14001 cerfied
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.