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      MB0540 paint pencil scratch hardness tester 
      
                    
      
                        
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      Applicable scope
      
                            
      Test principles and standards
      
                            
      Instrument characteristics
      
                            
      Configuration list
      
                
      
                
      
                    
      
                        
      
	1. The resistance of the surface of the coating to an object with greater hardness on the surface of the coating is to determine the coating film. 
      
  2. The ability to resist deformation. 
      
  3. It is marked with a pencil mark. 
      
  4. It is suitable for the test of coating hardness.  

      
                    
      
                    
      
                        
      
	GB/T 6739-1996 

      
                    
      
                    
      
                        
                    
      
                    
      
                        
                    
      
                
      
            
      
        
      
    
      

      


  
      



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