Recycling of Tungsten Carbide

The present invention relates to the production of iron and / or powder or powder aggregates tungsten method comprising the steps of: a) including the tungsten carbide-containing powder is a powder of at least one first fraction, and including the iron powder and / or containing tungsten oxide powder, iron powder, and optionally at least one second fraction of the powder mix, the weight of the first fraction of 50-90% by weight of the mixture and the second fraction of the weight of the mixture of 10-50% by weight, b) the heating step a) the mixture to 400-1300 ℃, the temperature is preferably 1000-1200 ℃. The present invention also relates to iron and / or tungsten powder or powder agglomerates.  

A powder or powder aggregates 1. Preparation of iron and / or tungsten, the method comprising the steps of: a) including the tungsten carbide powder containing at least one first powder fraction, and including the iron powder and Weight / or at least one fraction of a second powder mix of the first fraction of the weight of the tungsten oxide-containing powder, iron powder, and optionally 50 to 90 wt% of the mixture and the second fraction of mixture is a mixture of 10-50 wt%, and b) heating the product from step a) to 400-1300 ° C.




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