Clear quartz glass tube with two holes

1. good thermal and mechanical property
2. used for heating
3. we can do the coat on the surface.

Clear twin quartz glass tube widely used for heaters.

Available common specification:

1. 18x8mm, 18x9mm

2. 23x11mm, 22x11mm

3. 33x16mm, 32x15mm

4. we also can produce other size according customer's request.

5. we can coat gold on the tube's surface.