Ulwazi lweMveliso
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I-tungsten pegs / izikhonkwane ze-sand mills
I-tungsten ye-tungsten ye-tungsten yenye yezona ndawo zibalulekileyo kumatshini wesanti, inxibe intengo yokunganyangeki, ukunganyangeki kunye nokunganyangeki kwempembelelo. Izikhonkwane ze-carbide ikakhulu zisetyenziselwa iingubo, ii-inks, ii-pigments kunye ne-DYE ...Funda ngokugqithisileyo