INFO
联系方式
地址 | Huailai Tianyuan Special Type Glass Co. Ltd Room15B, No 2 Guanchengbeiyuan Building, Madian Haidian District, Beijing |
国家 | 中国(中华人民共和国) |
电子邮箱 | Get in contact with Huailai Tianyuan Special Type Glass Co. Ltd |
产品/机械
Main products : Borosilicate Colored Glass Tubes and Borosilicate Colored Glass Rods. Detailed Product Description as follows:
- Avaliable Colors : Dark Blue, Light Blue, Amber, Pink, Light Yellow, Green, Purple, Red and Opaque Black
- Regularly Stocked Tubing Size (Diameter x Wall Thickness): 25 x 4.0mm, 32 x 3.2mm, 32 x 4.0mm, 38 x 3.2mm, 38 x 4.0mm, 44 x 4.0mm, 51 x 4.0mm, 51 x 4.8mm
- Customized Sizes are available (Outside diameter : 3.5-300mm)
- Main composition: SiO2 : 80±0.5%; B2O3 :13±0.2%; Al2O3:2.4±0.2%; Na2O(+K2O): 4.3±0.2%
- Chemical Properties: Coefficinet of mean linear thermal Expansion (20/300°C):3.3±0.1 (10-6k-1); Transormation temperature : 525±15°C; Working Point :1,260+20°C; Softening Point : 820±10°C; Density at 20℃:2.23g/cm2; Hydrolytic Resistance at 98°C : ISO719-HGB1; Hydrolytic restistance at 121°C : ISO720-HGA1; Acid resistance class : ISO1776-1; Alkali resistance class : ISO695-A2