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Place of Origin:
High Borosilicate Glass
Borosilicate Glass Tube
Tempered Glass,Tempered glass
Clear Borosilicate Glass Tubing
Each packed with bubble bag, then put into carton box. Customized packaging are welcome.
Single package size:
Single gross weight:
Hebei Fuyuan Sealing Material Co., Ltd.
Manufacturer, Trading Company
On-time delivery rate
Borosilicate glass tube
Polished, unpolished, fire handling
Outer diameter : 3-300mm
poly bag with wooden carton outside
Technical Data of the High Borosilicate Glass:
1. Chemical composition: SiO2>78% B2O3>10%
2. Physical and Chemical Properties:
Coefficient of expansion (3.3±0.1)×10-6/°C Density 2.23±0.02 Water resistant Grade 1 Acid resistance Grade 1 Alkaline resistance Grade 2 Softening point 820±10°C Thermal shock performance ≥125 Maximum working temperature 450°C Tempered max. working temperature 650°C
3. Quartz glass Main Technical Parameters: Melting point 1680°C Forming temperature 1260°C Softening temperature 830°C Annealing temperature 560°C
We supply borosilicate glass tubes in many different sizes, outside diameter from 20mm to 200mm, wall thickness from 1mm to 5mm