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Cr 47.58% LX Witkop Bushveld South Africa

Category: BASE METALS CONCENTRATE 
Product Code: AMIS 0394

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AMIS0394 Cr 47.58% LX Witkop Bushveld South Africa

Origin of Material: This standard was made using WKP LX grade material supplied by Glencore Xstrata plc from the Witkop Chrome Mine. The mine is situated on the Western Limb of the Bushveld Complex 12km south east of Rustenburg in the North West Province of South Africa.

The source material is a ferrochrome alloy produced from smelting LG6 and UG2 chromite ore concentrates in a conventional submerged arc smelting operation. From the molten alloy state, this particular sample was cast and crushed into a lump size product originally 10x100mm in size.

Mineral and Chemical Composition: The alloy has main phases of (Cr,Fe)7C3, (Cr,Fe)23C6, traces(Fe,Cr)3C carbides, Cr containing α-Fe, Cr-Si and traces of S, P, along with minor (<0,5%) amounts of Mn, V, Ti – all species are present in alloy form.

Recommended Concentrations and Limits
(at two Standard Deviations)

Certified Concentrations

Cr FUS 47.58 ± 4.32 %
C Comb/LECO 7.10 ± 0.65 %
Fe FUS 36.08 ± 3.90 %

Provisional Concentrations

Fe M/ICP 35.09 ± 5.38 %
Ti M/ICP 0.51 ± 0.06 %

Informational Mean

Al M/ICP 0.105 ± 0.04 %

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