Трубка из боросиликатного

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Technical Data:

borosilicate COE 33 glass tube, also called as PYREX glass tube.

Similar with Schott's DURAN or Kavalier's SIMAX

OD from 3mm till 350MM, wall thickness from 0.5MM till 10MM

Physical Property
No.	Physical performance	Numerical Value	Unit
1	Coefficient of mean linear thermal expansion(20°C,300°C)	3.3±0.1	10-6K-1
2	Transformation temperature	525±15	°C
3	Softening point	820±10	°C
4	Working point	1260±20	°C
5	Density at 20°C	2.23±0.02	g/cm3
6	Mean thermal conductivity(20°C-100°C)	1.2	w/m2k
7	Refractive index	0.92	1

0.0047 s.