E.S.C.R. Apparatus is used for determination of suceptibility of ethylene plastics to environmental stress cracking when subjected to certain conditions. Bent specimens of the plastics each having a controlled imperfection on the surface are exposed to the action of a surface active agent, oils or detergent. The proportion of the total number of specimens that crack in a goven times is observed.
Blanking dle | 1No. |
Nicking jig | 1No. |
Bending cum transfering device | 1No. |
Specimen holder | 10Nos. |
Test Tubes | 10Nos. |
Corks | 10Nos. |