1.Cleaned with acid 2.Good hardness 3.High quality low price 4.Many years experience

1.Description:

With high toughness, black aluminum oxide is extremely suitable for polishing stainless steel and non-ferrous metal. It's grinding efficiency is much higher than that of brown aluminum oxide and the finishing effet is much better than many of other zbrasive materials.

2.Chemical Composition (%)

Grit	Al2O3	Fe2O3
F220  Coarser	62-85	≥5
F240  Finer	60-82	≥5

Contact Person:Peggy Li

Tel:0086-371-63873855

Fax:0086-371-63691212

SiC-high grade refractory material--black silicon carbide