Special shaped quartz glass plate-Quartz Glass Plate & Discs-Laiyang Zhong Cheng Quartz Glass Co., Ltd.-Custom Fabrication of High Precision Glass Parts

Special shaped quartz glass plate

Other description: quartz plate /fused quartz plate/ fused silica/ fused disc/quartz substrate/Synthetic silica plate

Shape: Circular, square, triangular, oval, and other shaped windows

Dimension: Large window, Ultra-thin window, Regular size window

Ultra Thin Window:	Custom-Made Length / Width / OD×Thickness 1mm ~ 0.1mm
Big Dimension Window	Diameter 400mm ~ Diameter 1000mm×Custom-Made Thickness
	L 900mm×W 700mm×Custom-Made Thickness
	Dimension Tolerance: ±0.05mm ~ ±1mm
High Precision Window	Dimension Tolerance: ±0.1mm ~ ±0.01mm
	Flatness: λ ~ λ /10
	Surface Quality: 80/50,60/40,40/20,10/5

Available material: Synthetic Fused Silica, Fused Quartz, IR Quartz, Borosilicate Glass,Sapphire Crystal, K9, B270, etc.

Besides domestic materials, we also offer materials in all grades and specifications from major manufacturers such as Corning, SCHOTT and Heraeus. The material has high purity and uniformity, and the finished product has better and more stable performance. Depending on the customer's custom needs, considering the optical, mechanical and chemical properties of the material, we recommend more suitable materials or other specified materials for processing.

Surface: Transparent or grinded

Characteristic: High temperature resistance, Acid and alkali corrosion resistance

Application:

(1) Mechanical Components, Environmental Protection Industry,

(2) Plasma Processing Apparatus

(3)Aerospace, Commercial Industrial

(4) Military, Defense, Electronics

(5) Instrumentation, Research & Development, Nuclear

(6)Optical, Medical, Oil & Gas Lighting, Laser Equipment Security

(7) Automotive, Audio/Video, Display Technology

(8) Furniture Design, Lighting Technology

(9) Military Technology, Office Automation, Projection Technology

(10) Vandal Proof Systems, Semiconductor, High Temperature Lighting

(11) Fiber Optics

Product specifications

Parameter	Standard Grade	Precision Grade	Ultra-precision Grade
Dimensional Tolerance	+/-0.2	+/-0.1	+/-0.05
Clear Aperture	>80% to >90%	>80% to >90%	>80% to >90%
Surface Quality	80/50	60/40	40/20
Parallelism	3 arc min	1 arc min	30 arc seconds
Wavefront Distortion	5λper 25mm	1λper 25mm	λ/4
Protective Bevel	<0.25x45 deg	<0.25x45 deg	<0.25x45 deg
Material	Synthetic fused Silica, Fused quartz, IR quartz, Borosilicate glass,Sapphire crystal, K9, B270, etc.
Shape	Circular, square, triangular, oval, and other shaped windows
Dimension	Large window, Ultra-thin window, Regular size window
Precision	Ordinary refractory window, High precision optical window
Coating	High anti-UV Film, antireflective film, gold, aluminum, silver series quartz glass, quartz UV filter, curved reflector and so on.

Optical Property

In the optical component, the domestic optical quartz glass can be mainly divided into three grades: JGS1, JGS2, and JGS3 according to the spectral application range:

JGS1 Synthetic Fused Silica 185nm - 2500 nm

JGS2 Fused Quartz 220nm - 2500 nm

JGS3 Infrared Optical Quartz 260nm - 3500 nm

Physical Properties

Properties		Value
Mechanical Properties	Density	2.203g/cm3
	Compressive Strength	1100Mpa
	Bending Strength	67Mpa
	Tensile Strength	48.3Mpa
	Poisson's Ratio	0.14～0.17
	Young’s Modulus	72000Mpa
	Rigidity Modulus	31000Mpa
	Mohs Hardness	5.5～6.5
Thermal Properties	Deformation Point	1280℃
	Softening Point	1680℃
	Annealing Point	1210℃
	Specific Heat (20～350℃)	670J/kg.℃
	Thermal Conductivity (20℃)	1.4W/m.℃
	Coefficient of thermal expansion	5.5×10-7cm/cm.℃
	Hot Work Temperature	1700～2000℃
	Short-term Use Temperature	1300℃
	Long-term Use Temperature	1100℃
Electrical Properties	Resistivity	7×107Ω.cm
	Dielectric Strength	250～400Kv/cm
	ε/ Dielectric Constant	3.7～3.9
	Dielectric absorption coefficient	<4×104
	Dielectric loss coefficient	<1×104

Chemical Properties

Solution	Treatment condition	Corrosion capacity
H2O	95℃ 45（Hours）	1~2×10-7 g/cm2
98%H2SO4	20℃ 2（Hours）	1.4×10-8 g/cm2
60%HNO3	20℃ 2（Hours）	5.0×10-8 g/cm2
36%HCl	20℃ 2（Hours）	15×10-8 g/cm2
5%NaOH	100℃ 10（Hours）	1.35×10-3 g/cm2
1%KOH	98℃ 2（Hours）	68×10-6 g/cm2

Purity

Name	Impurities ppm
Name	Synthetic （CVD）JGSI	Oxy-hyd melting JGS2	Electrical melting JGS3
Al	0.16	17.00	14.44
Fe	0.01	0.36	1.46
Ca	0.31	1.30	2.45
Mg	0.65	0.22	0.46
Ti	0.08	1.3	4.84
Cu	0.01	0.04	0.16
Ni	0.01	0.01	0.04
Co	0.04	0.01	0.02
Mn	0.01	0.03	0.08
K	0.34	0.63	2.16
Na	0.06	1.11	1.33
Li	0.01	0.63	0.81
B	/	0.08	0.05
OH	1100~1300	150~250	1~120
SiO2	>99.999%	99.99%	99.92%

Company Profile

Founded in 1998, Beijing Zhong Cheng Quartz Glass Co,.ltd.( short for ZCQ) is located in Beijing, the Capital of China. It has a large production base in Laiyang, Shandong province which covers an area of 20,000 square meters, It is a high-tech comprehensive glass processing enterprise integrating R&D production and sales. 
ZCQ specializes in the custom processing of various optical glass, including glass capillary tube/rod, special shaped glass rube/rod, quartz plate, laser cavity filter, fiber end cap, quartz apparatus and quartz parts etc. Products are widely used in semiconductor,communications, solar energy, electronics, optics, optical fiber, aerospace, military, chemical industry, coating medical treatment and many other high-end industries.

products are sold to domestic, Asia,Europe, America and Pacific regions, and have received good reputation from our customers. 

Exhibition Live

Our Service

Questions and Help
If you have any questions concerning products, please call us at 86-10-69769891 or email us .
 
Order Acceptance and Pricing
ZCQ will provide a Pro Forma Invoice as confirmation on customers’ order.
Production will be arranged in line with technical specification within the invoice once payment received .
 
Payment Terms
Advanced T/T Credit Card Payments: ZCQ accepts Visa, MasterCard, and American Express.
We also accept Paypal payment .
 
Shipping & Handling
Freight Policy: If you have a freight collect account with any shipping carrier, please tell us in advance.
Or we will advise you an most economic method of shipment before checkout.
 
Return/Guarantee Policy
A Return Merchandise is to be returned on the original shipping form. Returns may be subject to freight. Credit will not be issued
until the return has been received and inspected by ZCQ. Please send us an email and include your order number.

ZCQ Company on Youtube

https://youtu.be/mvMeK0oJg44https://youtu.be/ThcSL1SEfyQ

contact information

Jenny Cheng 
Beijing Zhong Cheng Quartz Glass Co., Ltd.
Address: Houbaihujian 26, Yangfang, Changping District, Beijing China
Tel: +86 10 6976 9891 Ext. 807
Mob/Wechat: +86 18516865162
Email/Skype: zcqsales(a)quartzwork.com

Sample available

Quartz tube, Quartz plate, quartz rods Samples available If you need sample to test our quartz rod quality, just put below button  send to contact us.

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ZCQ Company on Youtube

Sample available

SALES HOT LINE：+86 186 0079 8132

Beijing Sales & Technology R&D Center

Laiyang Production R&D Center

International Trade Department.

SALES HOT LINE：
+86 186 0079 8132

Links: Technical Support : cnwangju com

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