Transparent quartz glass stick
3.long working tempreture:1000 degree
The total content of Al, Fe,Ca, Mg, Ti is not more than 50ppm
Thickness and tolerance:0.5-3.0: ±10%
Ellipticity is not more than absolute value of the outside diameter tolerance.
Thickness deviation is not more than absolute value of the wall thickness tolerance.
Bending is not longer than 0.3% of the tube length