All size of clear quartz glass tube

Quartz tube

SIO2 :

99.9 %

Density :

2.2(g/cm3)

Degree of hardness moh' scale :

6.6

Melting point:

1732°C

Working temperature :

1100°C

Max temperaturecan reach in a short time :

1450°C

Acid tolerance:

30 times than Ceramics , 150 times than Stainless steel

Visible light transmittance :

above 93%

UV spectral regiontransmittance:

80%

Resistance value :

10000 times than ordinary glass

Annealing point:

1215°C

softening point:

1730°C