milky quartz protecting ring

this quartz disc and ring are used in reduction furnace to produce the polysilicon

Material

Quartz glass

Purity :

More than 99.99%

Characteristic :

1.high quality competitive price and elegant appearance

2.high temperature resistence and corrosion resisting

3.no bubble and no processing trade

4.long time to use

Efforts

1,   tolerance control (min:±0.1)

2,  accurate dimension according to customs’ request

3,  complete after-service systerm

Specification

OD:1.3-350mm  Thickness:0.6-10mm   length:5-3.000mm

Further-processing:

  Ends closing, sand blasting, polishing, bending, cutting,  pinching, burning mouth and so on

  The special one, pls kindly send me the drwaing

Application:

 Widely used in the filed of semiconductor, metallurgy, chemical industry, electric light source, photo-communication, medical equipment, scientific instruments and so on.

we really appreciate your visiting and assisting,pls kindly tell me your sizes and technology,.

Chemical Composition(ppm)
AL	Li	K	Na	Ca	Fe	Ti	Mg	Cu	B	SiO2
18	0.5	2	2.3	1.8	1.8	4.6	0.4	0.3	0.5	>99.98%

milky quartz protecting ring