|              A sulfur-modified polychloroprene rubber with medium crystallization rate.Used in manufacture of rubber products such as cable shield,V-belt and synchronous belt.It is similar to Du Pont's neoprene type GNA and Denka'PM-40  
        
          
            Properties   | 
            Specification   | 
           
          
            A   | 
            B   | 
            C   | 
           
          
            Mooney viscosity 100 癈 1+4   | 
            CR1211   | 
            30-45   | 
            30-45   | 
            30-45   | 
           
          
            CR1212   | 
            46-60   | 
            46-60   | 
            46-60   | 
           
          
            Mooney scorch MSt5,min   | 
            30   | 
            25   | 
            20   | 
           
          
            Tensile strength,MPa   | 
            24   | 
            22   | 
            20   | 
           
          
            Modulus at 500%,Mpa   | 
            1-5   | 
            1-5   | 
            1-5   | 
           
          
            Elongation at break,%   | 
            900   | 
            850   | 
            800   | 
           
          
            Volatile matter,%   | 
            1.0   | 
            1.2   | 
            1.2   | 
           
          
            Ash content,%   | 
            1.0   | 
            1.2   | 
            1.2   | 
           
         
        Package: Woven polypropylene lined-kraft paper bags with a release polyethylene liner,25kg net Wt.  
        Storge life:One year below 20 癈 and half a year below 30 癈 from the date of production.   |