• Valve Grinding Machine 3M9390

Valve Grinding Machine 3M9390

1. Valve seat and valve grinding machine; 2. Velve grinder; 3. Easy operation; 4. High accuracy; Please contact:haishiqi12@yeah.net

Product Details

Quick Details



1. This machine is special for grinding the valves in internal combustion engines (the valves in engines on automobiles and tractors), featuring small size, flexible and easy operation.

2. The parts are ground with high surface finish and accuracy.


Specification unit


Max.dia.of vakves to be ground mm 90
Dia.of valve stems to be gripped(standard accessories) mm 6-16
Dia.of valve stems to be gripped(optional accessories) mm 4-7
Dia.of valve stems to be gripped(optional accessories) mm 12-18
Angles of valves to be ground ° 25-60
Longi tndinal movement of geared head mm 120
Transverse movement of grinding wheel head mm 95
Max.cutt ing depth of ground valve mm 0.025
Grinding wheel spindle speed rpm 4500
Geared head spindle speed rpm 125
Motor output for grinding wheel head kw 0.37
Motor outpnt for geared head kw 0.09
Machine weight Kg 120
Overall dimensions(L×W×H) cm 68×60×60

Company Profile

We specialize in the research, manufacture and sale of all kinds of engine repair equipment. Our business scope includes machine tools which can repair engines and auxiliary equipment, such as crankshaft grinding machines, camshaft grinding machines, vertical fine boring machines, cylinder honing machines, valve seat boring machines, cylinder boring machines, con-rod boring machines, cylinder block boring machines, cylinder block boring & milling machines, and other machines. Our products are widely used in repairing auto engines. 

AMCO puts users' actual needs in the first place. We can not only make improvement of existing machine to adapt the needs of users, but also design and manufacture new machines according to the requirements of clients. 

AMCO has a professional and technical team, who has researched technology and engine repair equipment for ship, automobile, tractor, and generator for many years. Higher precision, more convenience to operate, and customer satisfaction are our goals. 
lathe machine


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