Valve Seat Grinding Machine

• After-sales Service: by E-Mails, Wechat, Phone or Onsite Service
• Warranty: One Year
• Type: Special Purpose Grinding Machine
• Processing Object: Wedges or Discs of Valves
• Abrasives: Grinding Sand
• Controlling Mode: Electric and Frequency Conversion
• Model NO.: Model YFMJ Series
• Automatic Grade: Semiautomatic
• Cylindrical Grinder Type: Valve Wedge Surface Grinding
• Precision: High Precision
• Certification: ISO 9001
• Condition: New
• Transport Package: Plywood Case
• Specification: DN50-800
• Trademark: Nanxijiang
• Origin: China
• HS Code: 8460909000
• Production Capacity: 230 Sets/Year

Product Description

1. Summary

The valve seat grinding machine of model YFMJ series can be designed and manufactured into three types, that is,single-headed, double-headed and multi-headed. This grinding can improve the grinding speed and accuracy, for it combines the rough homocentric grinding with sand paper and the subtle excentric grinding with whetstone, and the whole grinding process is controlled by hydraulic system. The maximum it can grind are the gate valve body with caliber for 800mm. After grinding, the roughness of the surface of the workpiece can reach 0.2μm, and the radial goodness of fit is above 80%. The main functions of this grinder is as follows: the angle of the emplacing and clamping workbench is adjustable, the speed of the grinding head is adjustable, the throw of eccentric of the grind head is adjustable, the grinding head is flexible. The machines are equipped with frequency converters and digital tachometers, and the grinding speed(rotation speed of grinding head) can be displayed in digital and the grinding speed can be adjusted as per technical request. This product has the following features, simple structure, easy operation, high dependability, wild use etc. This grinder will improve the working efficiency and the economic profits extremely. In addition,the multi-headed valve grinder of model YFMJ can be designed and manufactured according to customers′requirements. 

Single-headed Hydraulic Valve Grinding Machine of Model YFMJ 

Model&Specification	Grinding Range
YFMJ-500	DN50-500

 

Double-headed Hydraulic Valve Grinding Machine of Model YFMJ

Model&Specification	Grinding Range
YFMJ-300	Grinding Head I:DN50-150  Grinding Head II:DN150-300
YFMJ-500	Grinding Head I:DN50-200  Grinding Head II:DN250-500
YFMJ-800	Grinding Head I:DN200-500  Grinding Head II:DN600-800