Vitrified CBN Grinding Wheel for Crankshaft

High precision & good surface quality

High adhesion strength

Excellent performance

Reduced grinding forces

Easy dressing

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Product Details

Description of cbn grinding wheel for crankshaft
Vitrified CBN grinding wheel are remarkable for preventing grinding burns to the shoulder of the Crankshaft. CBN Grinding Wheel For Crankshaft can equip with various high precision CNC Crankshaft Grinding Machines, Suitable for high efficient,heavy grinding of Crankshaft pin grinding,Journal grinding.The wheel speed is generally 80m/s-120m/s.

Advantages of vitrified cbn wheel for crankshaft grinding
1.High precision & good surface quality
2.High adhesion strength
3.Excellent performance
4.Reduced grinding forces
5.Easy dressing

Drawing&Specification

Vitrified CBN Grinding Wheel for Crankshaft

Shape	D (mm)	T (mm)	H (mm)	X (mm)
1A1	500	20	203	5 8 10
1A1		22	203	5 8 10
1A1		19.5	203	5 8 10
1A1	600	35	132	5 8 10
1A1		19.8	132	5 8 10
1A1		20.5	132	5 8 10
1A1	650	40.5	132	5 8 10
1A1		43.5	132	5 8 10
1A1		44.5	132	5 8 10
1A1		50.5	132	5 8 10
* other size can be customized

The case of Vitrified CBN Grinding Wheel for Crankshaft

Application parameters
Work piece	Truck crankshaft: End face ø90.4mm/Journal outer circle ø74mm
Material	42CrMoA, HRC 52-58
Machine	NAXOS UNION
Grinding parts	Journal end face, rounded corners and outer circles
Cooling fluid	Oil
Grinding way	Cut into the mill
Grinding wheel	1VG1L1 650- -39.6- -6- -3.5 NB151
Dressing wheel	CNC electroplating dresser roller SG 71P-150-1.2
Grinding parameters	Linear speed Vc=95m/s
	Grinding allowance: outer circle ae = ø1.2mm, end face ae = ø0.5mm
	Maximum feed speed Vfa = 20 mm/min
Dressing parameters	Linear speed VR=85m/s
	Dressing quantity aed=152+ 1 2 um
	Dressing speed ratio qd= + 0.89
Grinding performance	Maximum material removal rate Q'wmax = 94.7mm³/mms
	Grinding time TG = 10 min (40% efficiency improvement)
	Dressing frequency mT=210 journal/Dressing(50%life improvement)
	Roughness Rz<4.5um