Vitrified CBN Grinding Wheel for Camshaft

Type

D (mm)

T (mm)

H (mm)

X (mm)

1A1

150

6

32

3 5

1A1

200

10

32

3 5

1A1

250

10

75,152.4

3 5

1A1

300

12

127,152.4

3 5

1A1

350

15

 100， 152.4

3 5

1A1

400

14

100

3 5 8

1A1

450

15

100

3 5 8

Model / Size

D355xID152.4*T15 Vit CBN Grinding Wheel for Camshaft

Grain Size

#80/100

Camshaft Grinding Machine

PAlAMRY

Grinding Machine Speed

2500 r.p.m.

Workpiece Hardness

HRC 55-60

Wheel speed (m/s)

50m/s

Camshaft Speed

0~30 r.p.m.

Grinding allowance

0.5mm-1mm

Cooling Liquid

Oil-water mixture

Model/ Size

120*15*66*（21+17) Double ends vitrified bond CBN grinding wheel

Grinding Machine

Applicable Grinding Machine

Toyoda (JKT）

Workpiece

Workpiece

Cam lobes of camshaft

Workpiece Material

GCr15

Hardness of grinding layer

HRC58-62

Grinding allowance

Diameter: 1.2mm
Rough grinding(Φ0.99mm, speed 0.08mm/r)
Semi-finishing(Φ0.11mm, speed 0.03mm/ r)
Fine grinding (Φ0.02mm, speed 0.01mm/r)

Grinding Parameter

Wheel speed (m/s)

72m/s

Roughness after grinding

Ra≤0.64

Grinding time

66"

Dressing Parameter

Dressing Tool

Sintering diamond roller

Cooling Liquid

oil cooling

Grinding Wheel Life

grind about 8750 pieces

Grinder

Junker

Camshaft

Part

Camshaft journale

Material

JB/T6397 / EN10305-2 E355

Hardness

HBS 207-302 / HV10 210min

working allowance 

Diameter：0.9mm

Rough grinding:0.9mm-0.1mm

Finish grinding:0.1mm-0mm

Parameters

Wheel speed

80m/s-120m/s

Roughness

Ra≤0.3.2

Precision

Roundness0.005

Tg

90"

Dressing

Tool

CNC Reverse Plated Dressers

Speed

70 m/s

Allowance

0.003*6/7

Coolant 

Oil

Service life

180 Camshaft journale/dressing