Purchase Qty. Reference FOB Price
50-99 Pieces US$7.00
100-299 Pieces US$5.00
300+ Pieces US$2.00
Product Description
Product Description:Quartz glass is made by melting various pure natural quartz (such as crystal, quartz sand, etc.). The thermal expansion coefficient is extremely small, which is 1/10~1/20 of ordinary glass, and has good thermal shock resistance. Its heat resistance is very high, the temperature ...