Ningxia Hengfeng Metallurgy Co., Ltd.

1.F.C:92-94%min;Ash:6.5%max;V.M:0.50%max;Moisture:0.5%max; S:0.3%max;Iron:0.5%;Resistivity:650max;Real Density:1.80-1.90; Bulk Density:0.9min; 2.F.C:9

Specifications: 1.Silicon metal441#, Si:99%min;Fe:0.40%max;Al:0.40%max;Ca:0.10%max; 2.Silicon metal553#, Si:98.5%min;Fe:0.50%max;Al:0.50%max;Ca:0.30%m

Specification: 1.Si:75%min;Al:1.5%max;C:0.15-0.20%max;S:0.02%max;P:0.04%; 2.Si:75%min;Al:2.0%max;C:0.20%max;S:0.02%max;P:0.04%; 3.Si:72%min;Al:1.5%max

Specification: 1.F.C:98%min;S:0.05%max;Ash:1.0%max;V.M:1.0%max;Moisture:0.50%max; Nitrogen:0.03%max; Hydrogen:0.01%max; 2.F.C:98.5%min;S:0.05%max;Ash

Specification: 1.F.C:99%min;S:0.50%max;Ash:0.35%max;V.M:0.5%max;Moisture:0.50%max; Real Density:2.05g/cm3min; Capacity:1200mt/month; 2.F.C:99%min;S

Specifications: 1.F.C:91%min;S:0.30%max;Ash:8.5%max;V.M:1.5%max;Moisture:0.60%max; 2.F.C:93%min;S:0.30%max;Ash:6.5%max;V.M:0.5%max;Moisture:0.30%max;

1.F.C:91%min;S:0.30%max;Ash:8.5%max;V.M:1.5%max;Moisture:0.60%max; 2.F.C:93%min;S:0.30%max;Ash:6.5%max;V.M:0.5%max;Moisture:0.30%max; 3.F.C:95%min

Specifications: Superfinegrade, GasYield:300L/KG, min;PH3:0.06V/V, max;H2S:0.10V/V; Firstgrade, GasYield:285L/KG, min;PH3:0.08V/V, max;H2S:0.10V/V;

Specifications: 1.CaSi28, Ca:28-30%min;Si:55-65%min;C:1.0%max;Al:1.6%max; P:0.04%max;S:0.05%max; 2.CaSi24, Ca:24-27%min;Si:55-65%min;C:1.0%max;Al:1

Specification 1.F.C:91%min;S:0.30%max;Ash:8.5%max;V.M:1.5%max;Moisture:0.60%max; 2.F.C:93%min;S:0.30%max;Ash:6.5%max;V.M:0.5%max;Moisture:0.30%max;