borosilicate glass tube mold: Heat and corrosion resistant alloys are indispensable in aviation, navigation.

borosilicate glass tube mold:high borosilicate 3.3 glass tube molding need mold,can make glass tube OD from 3mm-315mm.

1)Density:8.4g/cm32)Expansion Coefficienta×10-6/

Form room temperature to the following
Temperature	100	300	500	700	800	900	1000
	13.0	14.0	14.3	15.0	15.5	15.9	6.5

Resistance Ratio

Temperature	100	900	1100
Resistance Ratio1×10-6·cm	115.0	124.5	125.2

Tensile Strength

Temperature	Room Temperature	950	1100
Tensile Strengthkg/mm2	29-31	12-14	4.9-5.0

borosilicate glass tube molding Alloy mold