borosilicate clear glass tube

      Xinxiang  Xinbo glass quartz products Co., Ltd. is a professional manufacturer of high  borosilicate glass,flange sight glass,borosilicate glass plate and so on

Chemical properties:

1)Coefficient of mean linear thermal expansion (0-300) 3.3±0.1×10-6

2)Transformation temperature: 525±15

Working point: 1260±20

Softening point: 820±10

Density at 20 C= 2.23±0.02g/cm3

Hydrolytic resistance at 98 ISO719/DIN12111 HGB17

Hydrolytic resistance at 121 ISO720 HGB18

Acid resistance:  ISO1776/DIN12116 1

Alkali resistance:  ISO695/DIN52322 A2

Packing:

Export carton, pallet, wooden case.

Our core value:    

Best Quality, Competetive price, Prompt Service