3N purity silicon powder, China Suppliers and Manufacturers

3N purity silicon powder

Supplier Info

Beijing DDZL Si Co., Ltd.

[China Supplier]

Contact Person : Mr. Ma Guojun

Tel : 86-10-61585509

Fax : 86-10-61583944

Product Detail

1.High product purity 2.Si(%):97%-99.99% 3.1. ISO9001:2008 4.15 years factory experience in Silicon industry,

Application

(1)silicon metal powder Widely used in industrial refractories, powder metallurgy industry,polysilicon,silicon target material,silicon nitride,silicon carbon bar and semi-conductors.

(2)Used in aluminum: An additive to aluminum alloys, silicon is used to increase the fluidity and tenacity of Aluminum and its alloys, which enjoy good castability and weldability accordingly.

silicon carbide

Chemical Properties

Item	Typical Range
Purity(%)	99.0
Iron(%)	0.2
Calcium(%)	0.02
Aluminum(%)	0.08
Carbon(%)	≤0.02

Physical Properties

Item	Typical Range
Particle Size	0.1-0.5mm

our product:

Silicon powder	Specification	Si ≥	Chemical Composition %
			Impurity, ≤
			Fe	Al	Ca
Chemical silicon powder	Si-(24-120 mesh)	99.0	0.4	0.4	0.1
	Si-(40-120 mesh)	99.0	0.4	0.4	0.1
	Si-(40-160 mesh)	99.0	0.4	0.4	0.1
	Si-(40-120 mesh)	99.2	0.35	0.35	0.1
	Si-(40-325 mesh)	99.0	0.3	0.2	0.05
	Si-(180-325mesh)	98.5	0.4	0.4	0.1
	Si-(180-325mesh)	99.98	0.005	0.004	0.002
	Si-(120-200mesh)	98.5	0.4	0.4	0.1
	Si-(120-200mesh)	99.95	0.02	0.02	0.002
Silicon powder for refractory	150 mesh	98	0.6	0.4	0.2
	200 mesh	99	0.3	0.2	0.1
	325 mesh	99	0.4	0.3	0.2
	400 mesh	98.5	0.5	0.3	0.2
	600 mesh	98.2	0.4	0.4	0.2
	5-7um	98.5	0.4	0.4	0.2
	3-5um	98.5	0.4	0.4	0.2
	3-5um	99.9	0.02	0.02	0.002
	3-5um	99.99	0.002	0.001	0.0001
Low-grade silicon powder	200 mesh	97	≤3.0%

brand	Chemical Composition %
	Si ≥	Impurity, ≤
	Si ≥	Fe	Al	Ca
Si-2202	99.5	0.2	0.2	0.02
Si-3303	99.3	0.3	0.3	0.03
Si-411	99.3	0.4	0.1	0.1
Si-421	99.2	0.4	0.2	0.1
Si-441	99.0	0.4	0.4	0.1
Si-553	98.5	0.5	0.5	0.3
Smelting aluminum special	98	0.5	1	0.3

factory show:

package:

certificate: