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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