1.Different raw material (1)Cast karfe ball, wanda kuma ake kira da simintin niƙa ball, da aka yi daga guntun karfe, guntun karfe, da sauran sharar gida kayan. (2) ƙirƙira karfe ball, zaži high quality zagaye karfe, low-carbon gami, high manganese karfe, high carbon da high manga ...
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