Knowledge

JIS G 2302 ferrosilicon specification explained for buyers: how it differs from JIS G 1312-1, why FeSi75 is not automatically FSi 2, and what to write in a PO and check on a batch

Ferro silicon 75 normally falls under HS 7202.21 because its silicon content is above 55%. National codes beyond six digits vary by country, so check the full code and your materia

Ferrosilicon 75 is the reducing agent in the Pidgeon process for primary magnesium. This guide explains how it reduces calcined dolomite under vacuum, why real consumption per tonn

Learn how to select FeSi75 inoculant for gray and ductile iron, including Al/Ca control, particle size, addition rate, fading and trial checks.

Why ferro silicon nitride is used in HRB400 rebar: nitrogen and silicon input, V-N microalloying with ferrovanadium, and what to verify before a trial.

How ferrosilicon nitride (FeSiN) relates to magnetic properties of oriented silicon steel: nitrogen control, AlN inhibitors, strip nitriding and trial checks.

How ferrosilicon nitride works in steelmaking: how nitrogen and silicon enter molten steel, what limits nitrogen recovery and what to check before a trial.

Learn ferrosilicon addition calculation with a FeSi75 worked example. Calculate alloy mass, kg/t steel, silicon recovery effects and COA requirements.

Learn how to review a Ferrosilicon 75 COA, compare chemical results with purchase limits, verify batch numbers, and resolve inspection issues before shipment acceptance.

Learn how to select the right graphitized petroleum coke (GPC) recarburizer particle size for foundry applications. Explore how furnace type, charging method, particle size distrib

Learn how to store and handle FeSi75 safely, including SDS guidance, dust explosion risks, moisture hazards, PPE, UN 1408 transport and dry storage requirements.

Learn what a Ferrosilicon 75 COA should show, including Si, Al, C, S and P, batch traceability, test results, third-party inspection and key document checks before shipment.