White corundum ufa wabwino

Ndi mchenga wa white corundum, ndipo zinthu zomwe zili ndi tinthu tating'ono 0 mpaka kukula kwake mumchenga wagawo zimatchedwanso ufa wabwino.Ndi chinthu chomwe chimadutsa chinsalu chabwino kwambiri pamchenga wopangira mchenga wa white corundum.Zitsanzo zambiri ndi: 100 # - 0, 200 # - 0, 320 # - 0, ndi 0-1mm.Itha kugwiritsidwa ntchito ngati ufa wapamwamba kwambiri wopangira zinthu zowoneka bwino komanso zosawoneka bwino.Panthawi imodzimodziyo, ufa wabwino wa corundum ukhoza kuwonjezeredwa, kukonzedwa, ndi kuwonetseredwa mu mchenga woyera wa corundum ndi ufa wabwino wa corundum.