borosilicate glass tube

Specification

1.Outer diameter: 6mm-315mm

2.Thickness        : 1.2mm-5.0mm

3.Length             : 100mm-1000mm

Product Category

1.Material : borosilicate glass

2.Coefficient expansion : 3.3

3.End treated : Fine cutting, fire polished, scorched, grinding, sealed, etc.

4.Usage : For lab ware, lighting accessories,lamp shade, smoking pipes, solar collector

Main Composition 

1.SiO2: 80卤0.5%

2.B2O2: 13卤0.2%

3.Al2O3: 2.4卤0.2%

4.Na2O (+K2O): 4.3卤0.2% 

Chemical Property

1.Hydrolytic resistance       ISO719-HGB 1 Class

2.Alkali resistance           ISO695-HGB 2 Class

3.Acid resistance            ISO195-HGB 1 Class

whatsapp:+86-13933687044