Customs Search

FERRO SILICON, IN LUMPS. ANALYISIS IS SILICON 42 - 48%, MAGNESIUM 5.75 - 6.25%, CALCIUM 0.8 - 1.2%, RARE EARTH 1.2 - 1.6%, ALUMINIUM 1% MAX, IRON = BALANCE. FOR USE IN NODULISATION OF DUCTILE IRON.

IRON FERRO SILICON ALLOY POWDER WITH A COMPOSISTION OF SI 14.65 PERCENT, CU 0.022 PERCENT, S 0.009 PERCENT, P 0.052 PERCENT, CR 0.10 PERCENT, MN 0.49PERCENT AND FE 83.81 PERCENT. USED FOR DENSE MEDIA SEPARATION OF MINERALS AND METALS.

DENSE MEDIA POWDER MADE FROM FERRO SILICON ALLOY. THE POWDER IS USED IN THE RECYCLING INDUSTRY. TYPICAL COMPOSITION CONTAINS FE 83.7 PER CENT, SI 15.47 PER CENT, C 0.15 PER CENT, S 0.013 PER CENT, P 0.017 PER CENT, Mn 0.25 PER CENT, Cu 0.032 PER CENT AND Cr 0.021 PER CENT. CLASSIFIED AS A FERRO SILICON ALLOY AS THE PRODUCT HAS GREATER THAN 4 PER CENT OF IRON AND GREATER THAN 8 PER CENT OF SILICON.

ATOMISED IRON POWDER MADE BY MELTING STEEL SCRAP PLUS A SOURCE OF SILICON (EG QUARTZ) IN A FURNACE. THE MOLTEN METAL IS THEN POURED THROUGH A NARROW NOZZLE AND BLASTED WITH GAS OR STEAM FORMING ROUGHLY SHPHERICAL POWDERY PARTICLES.

A HOT ROLLED COLD DRAWN WIRE OF HIGH SPEED ALLOYED SINGLE STRAND STEEL.