1- Specification:
(1)Diameter: 25mm to 125mm
(2)Roundness: Spherical with little overfill or underfill within the national standard: GB-8649-88 and YB/T 091-1996
(3)Surface hardness: HRC 55-65
(4)Metallographic structure: Substantially martenistic with some retained Austenite, Bainite & Carbides
(5)Breakage guarantee: - Nil breakages upon delivery
- Less than 1% in normal and correct operation conditions

2- Packing: 1) In steel drums - 200 litre drums (approx. 0.9 MT)
2) In woven bags - 2 MT per bag

Now FEIFAN balls are used in the following countries: Japan, Korea, Indonesia, Malaysia, S. Africa, Australia, Chile, Italy and England etc.