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VR90

VR90 VALVE GRNDER MACHINE 

Application and features:

This machine is special for grinding the valves in internal combusion engines(the valves in engines on automobiles and tractors)

featuring small size, flexible operation and easy use. The parts are ground with high surface finish and accuracy



No.

Items

Unit

Specifications

1

Max. dia. of valves to be ground

mm

90

2

Dia. of valve stems to be gripped (standard)

mm

6 ~ 16

 

Dia. of valve stems to be gripped (special)

mm

4 ~ 7

 

Dia. of valve stems to be gripped (special)

mm

14~ 18

3

Angles of valves to be ground

°

25 ~ 60

4

Longitudinal movement of geared head

mm

120

5

Transverse movement of grinding wheel head

mm

95

6

Max. cutting depth of ground valve

mm

0.025

7

Grinding wheel spindle speed

rpm

4500

8

Geared head spindle speed

rpm

125

9

Motor for grinding wheel head

 

 

 

Model

 

YC-Y7122

 

Power

kw

0.37

 

Voltage

v

220

 

Frequency

Hz

50/60

 

Speed

rpm

2800

10

Motor for geared head

 

 

 

Model

 

JZ5622

 

Power

kw

0.09

 

Voltage

v

220

 

Frequency

Hz

50/60

11

Weight

kg

120

12

External dimensions (L * W * H)

cm

68 * 60 * 60