• Laiyang Zhong Cheng Quartz Glass Co., Ltd

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High Transmittance Polished  quartz glass cut pieces and fused quartz cut pieces

Product Description

 High Transmittance Polished  quartz glass cut pieces and fused quartz cut pieces

 

Parameter

Standard Grade

Precision Grade

Ultra-precision Grade

Dimensional Tolerance 

+/-0.1

+/-0.1

+/-0.1

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

Coating

Optional

Optional

Optional

Dimension

Depends on material 

Thickness

Depends on material 


Optical Property:

Based on differences of Optical Performances and Purity, ZCQ usually Supply three basic Quartz Materials:

Fused Quartz, Synthetic Fused Silica (UV) and Infrared Optical Quartz.

Chemical Property:

NAME

UNIT ×10-4%

Al 

Fe 

Ca 

Mg 

Yi 

Cu 

Mn 

Ni 

pb 

Sn 

Cr 

Na 

Li 

OH 

Fused Quartz 

16 

0.92 

1.5 

0.4 

1.0 

0.01 

0.05 

<0.3

<0.3

<0.3

<0.3 

0.2 

1.49 

1.67 

<0.3 

400 

Synthetic Fused 

Silica 

0.37 

0.31 

0.27 

0.04 

0.03 

0.03 

0.01 

<0.03

<0.03

<0.03

<0.03 

0.02 

0.5 

0.5 

<0.3 

1200 

Infrared Optical 

Quartz 

35 

1.45 

2.68 

1.32 

1.06 

0.22 

0.07 

<0.03

<0.03

<0.03

<0.03 

0.3 

2.2 

<0.3 

 

Mechanical Property: 

Mechanical Property

Reference Value

Mechanical Property

Reference Value

Density

2.203g/cm3

Refractive Index

1.45845

Compressive Strength

>1100Mpa

Coefficient of thermal expansion

5.5×10-7cm/cm.°C

Bending Strength

67Mpa

Hot work temperature

1750~2050°C

Tensile Strength

48.3Mpa

The temperature for a short time

1300°C

Poisson's Ratio

0.14~0.17

The temperature for a long time

1100°C

Elastic Modulus

71700Mpa

Resistivity

7×107Ω.cm

Shearing Modulus

31000Mpa

Dielectric Strength

250~400Kv/cm

Moths Hardness

5.3~6.5

(Moths Scale)

Dielectric Constant

3.7~3.9

Deformation Point

1280°C

Dielectric absorption coefficient

4×104

Specific Heat(20~350°C)

670J/kg °C

Dielectric loss coefficient

1×104

Thermal Conductivity(20°C)

1.4W/m °C

Typical Mechanical Property of Fused Quartz  


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 quartz company on Youtube
https://youtu.be/mvMeK0oJg44
https://youtu.be/ThcSL1SEfyQ

https://youtu.be/gqu0dK9zwHs


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.



quartz factory photo.png微信图片_20210202112121.png


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