borosilicate 3.3 glass tubing, glass tube

Acid resistance Class                 ISO1776-First Class

Hydrolytic resistance at 121        ISO720-HGA 1

Hydrolytic resistance at 98          ISO719-HGB 1

Chemical Property

Al2O3                     2

Na2O+K2O        4

B2O3                     13

SiO2                      81

Main Composition

Refractive index                                                          0.92

Mean thermal conductivity(20-100)                              1.2w/m2k

Density at 20                                                             2.23

  • Country:China (Mainland)
  • telephone:86-531-86296009
Delivery Time: Max within 30day after payment receipt
Package: palleted carton
Minimum Order Quantity: 500 Kilogram flexible on special needs
Payment Terms: L/C,T/T
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