WO3≥50%min, As≤0.12%, moisture≤1.8%, settlement on dry basis

Scrap CNC carbide inserts, drill bits, blades and pantograph tips. W 88-90% approx.

40%-55%

17%

W>15%

W＞50%

wc 99.8% minimum

20% and above

10% and above

in any form