CUMI BONDED ABRASIVES (Roll Grinding Wheels)

ROLL GRINDING WHEELS CUMI IMAGE

CUMI‘s Roll grinding wheels are extensively used in steel rolling mills for grinding the rolls in their roll shop. CUMI has the complete product range to grind carious types of rolls for hot as well as cold rolling mills. CUMI has both conventional and micro crystalline abrasives, It offers exceptional cutting action with less wheel wear.

Commonly used Machines :
  • POMINI
  • WALDRICH SIEGEN
  • HERKULES
  • TOSHIBA
  • WMW
  • FARREL

PRODUCT RANGE

Selection ParametersWork RollBack Up Roll
HRM*CRM*HRM*CRM*
Wheel DiameterUpto 1100 mmUpto 1100 mmUpto 1100 mmUpto 1100 mm
Wheel ThicknessUpto 150 mmUpto 150 mmUpto 150 mmUpto 150 mm
Roll MaterialHigh Chrome Iron, ICDP, HSSForged SteelHigh Chrome Iron, ICDP, HSS, Forged SteelCast Steel
Type of GrainsGreen Silicon Carbide (GC), Microcrystalline (SG)Alu. Oxide (A, SA, AA) Microcrystalline (SG)Alu. Oxide (A, SA, AA) Microcrystalline (SG)Alu. Oxide (A, SA, AA) Microcrystalline (SG)
Popular Grits30, 36, 46, 6036 – 10030, 3624 – 36
Type of BondB344S, B344WB384, B14, B916B14, B384, B916B384, B14Y, B916
HardnessH – MH – MH – LH – L
Structure 5 – 9 5 – 95 – 9 5 – 9 
Wheel Speed33 – 60 MPS33 – 60 MPS33 – 60 MPS33 – 60 MPS

PRODUCT Recommendations

Roll TypeGrinding Wheel
ConventionalPremium
HOT STRIP MILL
Work RollGC361 TDRI12MRA, TDRI1393SG36 B344S
Back Up Roll               3SA 36 I5 B14, 11 36 J5 B3843SG36 J6 B14Y
COLD ROLLING MILL
Work Roll3SA60 J5 B14, AA60 J5 B3843SG60 J6 B14X
Back Up Roll3SA36 I5 B14, AA36 J5 B3843SG36 J6 B14Y