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1: Fused silica quartz glass (Silica Glass ,Quartz Glass )
A) Optical quartz glass
Far Ultraviolet quartz glass (JGS1)UV Grade
Ultraviolet quartz glass (JGS2) Optical grade
Infrared optical quartz glass ( JGS3)
B) Synthetic quartz glass
C) K9 Glass
D) Borosilica Glass including 80% SiO2

The tranmisshion picture 

The advantages of the quartz glass ;
1)superior compressive strength
2)withstands extremely high temperatures
3)high thermal shock resistance
4)low thermal conductivity
5)outstanding optical transmission properties
6)extraordinary chemical resistance

More parameter , please see belows ;

SiO2 :                                                      99.997%
Density :(g/cm3):                                     2.2
Degree of hardness moh' scale (Pa) :     6.6
Melting point:                                             1732°C
Working temperature :                               1100°C
Max temperature can reach in a short time : 1450°C
Acid tolerance: 30 times than Ceramics,150 times than stainless steel
Visible light transmittance:                       above 93%
UV spectral region transmittance:            80%
Resistance value:                                    10000 times than ordinary glass
Annealing point:                                       1180°C
Softening point:                                       1630°C
Strain point:                                             1100°C

EXW Price- In 2014, we ZCQ manufactured and exported USD$600,000 quartz products. Importers saved USD$350,000 than purchasing from trading company.

ISO 9001and ROHS Certified –We are ISO 9001 and RoHS Certified, and will provide any certifications you need about the quality of our products. Our company founding and manufacturing history can be dated back to 1998.

Quotes in 24 Hours or Less– Each Enquiry is replied within 24 hours. Individual sales representative is also pleased to answer your phone call within or out of office time. Please send email us in case international phone call cant be reached.

Low Order Minimum – Just $35 for you to order any group of quartz products in or out of stock.

Custom and prototyping are welcome–We welcome custom quartz products to meet your exact specifications. With a team of senior quartz experts, we can also offer advises on product design for free.

Prompt Lead TimesFor products in stock, product will be delivered in 1 or 2 days.For custom products, it takes 5-10 days. No matter what type, we try to understand and support customer’s time requirement.

On-Time Delivery In 5-7 or 10-20 days, Product parcel shall arrive at assigned destinations.

Shipping methods via China post(15-20 days) Epacket (10-15days) EMS(7-10days) Fedex(5-7days) DHL(5-7days)

Free Samples We are pleased to send free samples to customers whoever interested in business and cooperation with us. Shipping charge shall be paid by customers from the other part of the globe.

Company tour invitation 1 hour from international meeting center of Beijing, ZCQ invites guests to visit our company after long day meeting and get relaxed in nature. Our company is also sitted in arms of mountains and river.

With over 70 personnel in sales and support alone, ZCQ is ready to handle even the most difficult request. We hope you will have the most content quartz products buying experience possible and can focus on your core strengths

What are the applications of quartz glass?

Widely used in the filed of semiconductor, metallurgy, chemical industry, electric light source, photo-communication, medical equipment, scientific instruments and so on. 

We really appreciate your visiting and assisting. For further information, please kindly contact with us 

package: protection paper, green air bag,  air film, carton ,

                  safe and ecnomic even for freight collect as well.

Shipping methods and charges:

China post(15-25days)

EMS(7-10days)

Fedex(5-7days)

DHL(5-7days)

Actual shipping charge will be calculated upon product weight.

 More company information ;

Beijing Zhong Cheng Quartz Glass Co.,LTD was founded in 1998, We Have more than 20 years’experiences . we own factory and warehouse with advanced equipments, most valuable professional talents and strict quality control system, Has Experiences workers and engineerings. With such resources, we promise to satisfy customer's request with our best capabilities. Beijing Zhong Cheng Quartz Glass Co.,LTD is a professional quartz glass manufacturer and international market supplier, dealing with QUARTZ Glass,Borosilica Glass, BK7,K9 and so on . We can make according customers design and drawing !

With high quality and  reasonable price  for our  customers. And we have a very good reputation on the markets. Our products has been successfully sold to all areas of the world , such as America , European , Korea, Brazil ,more than 50 countries and area .

If you have any inquiry of our products , please contact us by e-mail , Welcome to our factory !

 Why to choose us ?

We have more than 2 0 years'experiences in quartz glass areas ;

We can offer you high quality products 

More detail information you can contact us email