Sorted  by color

��Grey Wheels
Premium A/O Semi-Friable Grain.
Used primarily for bench and pedestal offhand grinding of H.S.S Tools
��Green Wheels
Premium silicon carbide grain.
Used primarily for bench and pedestal offhand grinding of carbide and ceramic tools.
��White Wheels
Premium friable grain.
Used primarily for grinding hard tool steels.
Cool cutting on heat sensitive material.
Light stock removal, .001 or less per pass.
��Pink Wheels
Premium A/O light bright pink grain.
Primarily used for surface grinding of high content chrome steel.
Excellent for use on heat sensitive materials and exotic alloy materials
��Ruby Wheels
A/O dark red color.
Excellent for use in tool and cutter grinding as well as surface grinding of steel tools.
��Orange Wheels
Premium A/O grain with clay induced bond.
Fires out orange to brick red.
Used for tool grinding when trying to hold a radius or sharp corner.
May also be used when form grinding.
��Blue Wheels
Ceramic grain.
Available in 20% thru 50% mixtures with premium A/O grains.
Excellent for grinding steels with 40 or greater Rockwell hardness.
Faster stock removal with longer wheel life.

Star Abrasives CO.,LTD
http://www.starabrasives.com
Add:NO.145 Zhenhua Road ,Qingdao China
Tel:86-532-84626270
Fax:86-532-87718546

Mobile:86-134-5523-3862 (24 hours)