Bore Grinding Wheels - Bearing Industry

Bore Grinding Wheels – Bearing Industry

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Internal or Bore Grinding wheels are used for grinding inner diameter of bearing, gears & automobile components to an accurate size & desired finish. CUMl’s versatile range of bore grinding wheels are used for grinding a variety of components that require size generation, fine surface finish and fast stock removal. We also offer value added services like Special treatment for lubrication & cooler cutting action.

Information Material:

Product Catalogue

Material	Hardness	Bearing I.D (mm)	Speed	Best	Better	Good
Taper Roller Bearing (TRB)	55 - 60 HRc	<= 70	upto 50	3CN80 J6 VC500	55A80 J7 VC500	SA60 J7 V144
		<= 70	63	3CN80 J6 VC500	55A80 J7 VC500	RA60 J7 VF8
		> 70	Upto 50	3CN80 I6 VC500	55A80 J7 VC500	SA80 J7 V144
		> 70	63	3CN80 I6 VC500	55A80 J7 VC500	RA80 J7 VF8

CUMI Code	Grit Range	Diameter		Thickness		Hardness	Structure	Speed
		(mm)	(inch)	(mm)	(inch)			(mps)
CN/CSA	60 - 120	10 - 20	3/8 - 5	5 - 75	1/5 - 3	I - M	6 - 8	33, 50 & 63
RA							7
55A							7
SA							5 - 8

Product Information

Features

- Sharp aluminium oxide grains

- Krystal bond for form holding(VSOO)

- Available in various shapes

Benefits

- Excellent cutting action

- Good form retention

- Excellent surface finish

Advantages

- Less dressing intervention

- Reduced cycle time

- Burn free surface

Product Uses

Industries

Bearing

Bore Grinding Wheels – Bearing Industry

Product Information

Features

Benefits

Advantages

Product Uses

Industries

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CUMI, a part of the 124-year-old Murugappa Group, began as an abrasives company in 1954.

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