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Company Info

Company Name : Henan More Super Hard Products Co., Ltd

Business Type : Diamond Grinding Wheels

Company Address : No.171 Zhongyuan Rd, Zhongyuan District, Zhengzhou, 450001, Henan, China

Postal Code : sales

Contact Person : Elena Xu

Mobile Phone : 0086-13137726969

Tel : 0086-371-86545906

Fax :

WebSite : www.moresuperhard.com

Engine Valve Grinding Wheel
Engine Valve Grinding Wheel
  • Engine Valve Grinding Wheel
  • Engine Valve Grinding Wheel

  • Price: USD1-50 / piece
  • origin : Zhengzhou
  • Keyword: , , ,

Engraving Tool

Min supply : 1 piece

Stock number : 100 piece

Description :

Engine Valve Grinding Wheel

Application: Grinding engine valves (inlet valves and exhasut valves) in cars, motorcycles, trucks, and other engine valves

Speed of CBN Wheel: 80-140 m/s

? No need dressing

Engine Valve Grinding Wheel
Grinding is a major element in the engine valve machining chain, and is therefore largely responsible for component quality. The grinding wheels are used to process engine valves (inlet valves and exhasut valves) in cars, motorcycles, trucks, and other engine valves.
Engine Valve Grinding Whee
The main parts of valve grinding include,

Valve cut off grinding
? Valve shaft centerless grinding 
? Valve head & seat grinding
? Valve groove & tip raduis grinding
? Valve stem end grinding
? Valve seat grinding

valve grinding
The Cases of Engine Valve Grinding
1. Grinding of valve head: (valve material: high nickel material)
Grinding of valve head
Product name Rough grinding head (external circle + cone) 60° grinding wheel
Specifications 510D-30T-203.2H-60°
Binding agent Electroplated 
Weight 20-25Kg
Dynamic balance ≤0.5g
Installation requirements Radial runout&end runout  ≤0.003mm
Workpiece
Margin φ0.5-1mm
Material Nickel 30(High-nickel)
Working accuracy Rz≤10μm
Other requirement No scratches, burns, vibration marks and other defects on the surface
Machining effect
Processing life 100-120 thousand Pcs
Roughness Rz≈5μm
Processing time 10s
Stability Batch processing size is stable, no need to debug

2. Grinding of valve lock groove: (valve material: martensite/austenite)
Grinding of valve lock groove
Products name Locking groove grinding wheel
Specifications 400D*24T*160H
Binding agent Electroplated
Weight 16-20kg
Dynamic balance ≤0.5g
Installation requirements Radial runout&end runout  ≤0.003mm
Workpiece
Margin φ1.2mm
Material Martensitic heat resistant steel
Working accuracy Ra≤0.8μm
Other requirement The grinding surface has the same texture, no chatter marks, burns, and no burrs.
Machining effect
Processing life 120-150 thousand Pcs
Roughness Ra≤0.8μm
Processing time 7~8s
Stability Batch processing size is stable, no need to debug

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