fire-polished quartz rod of small size

OD:3-50mm Length:1-3000mm the further-processed can be made upon the request

Detailed description of this product.

    This clear quartz rod has high purity, elevated temperature characteristics and low coefficient of thermal expansion. It serves as the material of the bridging rod for single end halogen lamps, fiber optic lighting, quartz making, wafer carriers and push rods in semi-conductor industry. For detailed specifications and technical data please see table I,table II.

Dimensional Tolerance

OD & Tolerance(mm)	Euipticity(mm)
2.0±0.1	0.10
2.5±0.1	0.10
3.0±0.1	0.10
4.0±0.15	0.15
5.0±0.15	0.15
8.0±0.2	0.20
10.0±0.2	0.20
15.0±0.2	0.20
19.0±0.3	0.30

 

Chemical Composition

 

As	Cr	Fe	Mg	Ti	Ca	Al	Na	Li	K
<0.002	0.05	0.2	0.1	0.1	0.1	14	0.7	0.1	0.6