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We manufacture spindles mainly for grinding machines, machining centers and semiconductor manufacturing equipment. 
Each spindle component is marked with a serial number. The product is shipped together with documentation setting out details such as accuracy measurements of each component, test run results, balance, and heat generation performance. This information is also stored as a permanent record. 
Spindle repairs involve disassembly, washing and cleaning, recording the accuracy of each component, replacing the bearings, re-assembling the unit and measuring rotational accuracy. The spindle is also subject to a test run before delivery. In some cases it may be necessary to regrind the taper section. 
Assembly of spindles during manufacture and after repairs is performed in a clean room.
  
We also provide subcontracting services for spindle components such as machining, cylindrical grinding and internal grinding. 
 
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		|  Machining processes |  
		 
                
		
		- Manufacture of spindles for grinding machines, machining centers and semiconductor manufacturing equipment
		
 - Spindle repairs
		
 - Taper regrinding
		
 - Subcontracting of spindle component machining, cylindrical grinding, internal grinding and center hole grinding
		
  
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		  |  New products | 
		  
		  ■Spindle units for the Swiss-made VOUMARD 5A internal grinder 
			 Large numbers of the VOUMARD 5A have been imported into Japan over a number of years. However, the manufacturer has recently ceased production and replacement parts have become difficult to obtain. A very user-friendly machine with an extremely high level of precision, the VOUMARD 5A is still widely used in Japan. Given this situation, we have commenced production of spindle units for the VOUMARD 5A to enable ongoing repairs to be made to this excellent machine. The spindle unit makes an ideal replacement part. | 
		  
		      
			  Model number and speed: C22-9 22,000rpm 
                   C18-9 18,000rpm 
                   C11-9 13,000rpm
 
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		  ■High-frequency spindle unit and inverter 
 Designed for internal grinding machines. 
  Specifications  Speed:0 〜 25,000rpm 
             Output:1.27/6000rpm    4kw | 
		  
		      
  Model name YSU-25 | 
		  
		  
		 
		 
		
		 
		|   © YASDA ENGINEERING SERVICE Co., Ltd.  | 
		 
		 
	 
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