Used in manufacture of rmbber products such as cable shield,V-belt and synchronous belt.
Polychloroprene Rubber CR121
n A sulfur-modified polychloroprene rubber with medium crystallication rate. Used in manufacture of rmbber products such as cable shield,V-belt and synchronous belt. It is similar to Du Ponts neoprene type GNA and DenkaPM-40.
n Product standard: Q/CHS 27-2005
Properties | Specification | ||||
A | B | C | |||
Mooney viscosity | 100 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 | ||
n Package:woven polypropylene lined-kraft paper bags with a release polyethylene liner,25kg net wt.
n Storage life:one year below 20and half a year below 30from the date of production.
chloroprene rubber DCR121
