![中玻網(wǎng)](http://meta.glass.com.cn/companyshop/template/normal/images/img_focus.jpg)
1. Ceramic glass with the thermal expansion 0-10 and thermal shock 650-700.
2. Borosilicate glass pressed glasses such as reflectors, lens something others with the thermal expansion coefficient 33-48.
3 Process glass discs and sheets: edges step, straight and round ground, thermally tempered
The min.thickness 1mm
The max.thickness 15mm