Hong Kong Cheung Hing International Company Limited (HKCHI)
HKCHI is the leading company in the business of tungsten (wolfram ) recycling. HKCHI has more than 20 years experience on recycling the tungsten/wolfram scrap, tunsten powder/sludge, tungsten spent catalyst etc.
1. Tungsten carbide scrap (Tungsten carbide rolls, inserts, drills, etc)
2. Tungsten spent catalyst
3. Tungsten sludge/powder
4. Cobalt sludge, cobalt powder
5. Nickel sludge, Nickel powder
6. High speed steel scrap (HSS scrap)
7. Rare earth metal powder ( Dysprosium (Dy) scrap, Terbium (Tb) Powder, Europium (Eu) Powder, Praseodymium (Pr) powder, Neodymium (Nd) powder)