Vitrified Centreless Grinding Wheels

Cumi’s range of Centreless Grinding Wheels include the versatile and time tested bond systems V10, V45, V2016, V1092, VG besides the high performance, special bonds like V2020, V500, VK10 and VCAE are available in different sizes and grit combinations. These wheels are ideal for difficult – to – grind materials, which gives safety tolerances upto 60 mps. The unique characteristics of the highly fusible and cool cutting bonds used also imparts:

  • Better form retention
  • Excellent component finish
  • Lesser dressing frequency

User Industries

  • Bearing Industry: Taper roller, Bearing races, Bearing Tracks
  • Automobile Industry: Shock Absorbers, fuel Injection, Gudgeon Pins, Engine Valve, Gear Shafts and Bar Grinding
  • Cutting Tool Industry: Taps, Drills

Bar Grinding Industry

Product Range

Abrasive Grain Dia. Thickness Grit Hardness Structure Type
Vitrified A, AA, DA, SA 350 - 750 75 – 250 36 -120 I – O 5 - 7 1, 5, 7,
  C, GC 350 - 750 75 – 150 36 -120 I – N 5 - 7 1, 5, 7,
  SG 350 - 750 75 – 250 36 -120 I – O 6 – 8 1, 5, 7,

Product Recommendation

Regular

Rough A463 K5 V10
A463 L5 V10
A463 M5 V10 / A463 N5 V10
For Hardness 55 - 60 HRC
For Hardness 45 - 50 HRC
For Hardness 280 – 330 BHN
Finish A60 K5 V10
A60 L5 V10
A60 M5 V10 / A60 N5 V10
For Hardness 55 - 60 HRC
For Hardness 45 - 50 HRC
For Hardness 280 – 330 BHN

Better Finish

Rough A463 K5 V2016
A463 L5 V2016
A463 M5 V10 / A463 N5 V10
For Hardness 55 - 60 HRC
For Hardness 45 - 50 HRC
For Hardness 280 – 330 BHN
Finish A60 K5 V2016
A60 L5 V2016
A60 M5 V2016 / A60 N5 V2016
For Hardness 55 - 60 HRC
For Hardness 45 - 50 HRC
For Hardness 280 – 330 BHN

Better Productivity better Life

Rough A463 K5 V10X
A463 L5 V10X
A463 M5 V10X / A463 N5 V10X
For Hardness 55 - 60 HRC
For Hardness 45 - 50 HRC
For Hardness 280 – 330 BHN
Finish A60 K5 V10X
A60 L5 V10X
A60 M5 V10X / A60 N5 V10X
For Hardness 55 - 60 HRC
For Hardness 45 - 50 HRC
For Hardness 280 – 330 BHN

Wheel Types