FIELD: chemistry.
SUBSTANCE: rubber composition contains the following in pts. wt: synthetic nitrile rubber SKN-26 or SKN-26 ASM 100, suphur 0.5-2.5; an acceleration group: thiuram D 0.5-2.5, N,N'-dithiomorpholine 2-4, vulcanisation activator: zinc oxide 1.5-5.0; filler: technical carbon P-514 15-30, technical carbon T 900 55-75, white soot BS-100 5-20, plasticiser: dibutyl sebacate 5-15, polyvinyl chloride EP-6602s 10-25, diaphene FP 1-3, stearic acid 0.5-2.5.
EFFECT: composition prolongs life of the ready article due to high restorability after compression.
2 tbl
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