Одноголовочный и двухголовочный шаровой клапан для


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Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Sep-15-2025 0.75 $* 0.21 $*
Aug-15-2025 0.33 $* 0.16 $*
Jul-15-2025 0.9 $* 0.57 $*
Jun-15-2025 0.48 $* 0.79 $*
May-15-2025 0.88 $* 0.68 $*
Apr-15-2025 0.48 $* 0.55 $*
Mar-15-2025 0.72 $* 0.51 $*
Feb-15-2025 0.91 $* 0.13 $*
Jan-15-2025 0.82 $* 0.23 $*

Характеристики


Single head and double head ball valve lapping machine 

 

From Shanghai NANSEN-SUB Machinery Manufacturing Co.,Ltd  Provide Sphere grinding machine.  : 

 

GM Valve Grinding machine  is among the fastest and most accurate valve grinding machines now available on the market, We are provide issuing  its technical machine solutions  as customer of valve ball. The centerless grinding system - that makes the valve rotate on its stem - ensures the perfect concentricity between the head and the stem and can operate a wide range of valve stem diameters  without the need for replacing any collet or spindle.

The valve drive system is performed by three motorized rollers. The top roller is tilted to automatically drive the valve on an adjustable control switch. This guarantees to accurately control each valve's lenght and to avoid to manually feed the valve towards the grinding wheel.

 

  •  Grinding the ball the largest diameter (outside) mm  φ200-Sφ600
  •  Grinding ball through hole diameter mm DN150-DN400
  •  Grinding ball through hole diameter (≈) 6 "-16"
  •  Working maximum load Kg 350 Electric
  •  Total power KW 4.4
  •  Main grinding head speed (frequency control) Rpm 10 a 125
  •  Spherical electric power KW 1.5 Head frame spindle speed (frequency control) Rpm 0,02 a 0,5
  •  Surface roughness Ra 0.2- 0.4
  •  Ball roundness mm 0.005-0.015
  •  Dimensions (length X width X height) 4100x1500x1250
  •  Machine net weight about 4000.KG

 

Valve Grinding machine-6-2.jpg

 

Valve Grinding machine-6.jpg

 

Valve Grinding machine-5.JPG 

 

single ball Grinding MC-2

 

 

Product Description

 

YFJ-QT type ball grinding machine is divided into single head and double head. The grinding machine is designed for slow rotation of the ball and rapid rotation of the grinding disc. The grinding head has adjustable eccentric distance and advanced technology. According to the process requirements of the grinding ball, choose the appropriate abrasive, use the cast iron disc to grind the sphere or the ball and the valve seat to float, so that the ellipticity, surface roughness and the degree of coincidence of the sphere can meet the process requirements of the hard seal ball valve.

  • .Machine Forging and casting processing  ,Material stainless steel and iron
  • .2 heads: one head inner diameter 2-6  inch 
  • . Heads Plating material:  is used as abrasive to rub on the surface of the sphere
  • .Customers buy kemet abrasives themselves ,Piston material: gray cast iron, wear-resistant.
  • .Each Valve  sphere caliber matching to one grinding sphere :  50 65 80 100 150 250 300 mm  . The same valve sphere caliber can be used for one fixture.
  • The outer sphere is 635mm and the inner diameter is 381mm. The fixture can be customized.

 

 

Valve Grinding machine -.JPG

 

 

Detailed Images

 

 

 

Valve Grinding machine.JPG

 

Two ball Grinding MC-3

 

single ball Grinding MC-1

Valve Grinding machine-1.JPG

 

Valve ball Round.JPG

 

 

APPLICATION
 
 
 
 
 Valve ball pipe.JPG
   
valve 
Packaging & Shipping

                                                                                                                          

packaging

 

Our Services
 

--->installation YFJ-OT Sphere Grinding Machine   workplace, voltage and electric current
Working voltage 380V Control current 220V

 

 

--->Compressed air supply ..?
This machine does not need compressed air, only hydraulic oil, this equipment provides the hydraulic supply system.

 

--->Electric supply ..?
Three-phase four-wire power supply system, power 380V three-phase power, 220V control circuit for two-phase power.

                                                                                                                

Our Advantage :

 

Service 1).While we factory manufacture finishing GM Grinding machine. ...You are able to sent rough ball some sample to testing it ...we are submit surface smoothly finished ball.

Service 2).We machine Maintenance of the machine is at least : 1 Years..

Serivce 3). If during over maintaince time, We engineer can direclty to your address for keep checking it & maintenance....your company only responsible air ticket costing fee .  

 

Machine-ISO doc.jpg
 

Contact Us:

 

 

MS. Theresa
Tel:0086-21-20380006
Skype: sales1-nansen

WhatsApp: 0086-13817209504
Email: Sales at nansencn dot com


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