silicon 553,441,2202,3303 1. silver grey or black with metallic luster 2. high melting point 3. good heat resistance

Application:

(1)   Widely used in industrial refractories, powder metallurgy industry, and improve the product temperature, wear and oxidation resistance.

(2)  In the organic silicon chemical industry,the industrial silicon powder is the basic raw materials of organosilicon polymer material.

 

Specificaton:

 

Item No.	Si	Fe	Al	Ca
4402	99	0.40	0.40	0.02
1501	99.2	0.15	0.10	0.01
2202	99	0.20	0.20	0.02
3303	99	0.30	0.30	0.03
3305	99	0.30	0.30	0.05
441	99	0.40	0.40	0.10
553	98.5	0.50	0.50	0.30

 

 

 

 

silicon 553,441,2202,3303