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                        Six layers of corrugated cardboard
                    
        
                    
                    
        
                      
                    
        
					
					
        
                      
        
				
                   
					
					
        
                      
        
						
        
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                      Patent: six layers of corrugated cardboard
        National utility model patents No.: ZL 200820199492.1
        Main features: the physical and mechanical properties superior edge crush strength
        A 1.62 times the subject in Germany, Germany A subject of 2.18 times puncture strength up.
        Applications: The main services in the chemical industry, machinery and other heavy-duty packaging field.        		
                    
        
					
        
                      
        
                  
        			
        		
        
        
      
        			




        

        	  
        		


        

        

        


        
 
        
    
	
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