RUBBER COMPOSITION FOR TEAT CUP LINER AND TEAT CUP LINER

摘要

PROBLEM TO BE SOLVED: To provide a rubber composition for a teat cup liner that improves bending fatigue durability and the teat cup liner using the rubber composition.

SOLUTION: The teat cup liner 2 is formed as a cylindrical shape by using the rubber composition. The teat cup liner 2 includes: a first opening 3 into which a teat T is inserted; a second opening 4 opposing to the first opening 3; a body 22 formed at the side of the first opening 3; a short milk tube 23 thicker than the body 22 formed at the side of the second opening 4. The rubber composition for the teat cup liner includes nitrile rubber and carbon black.

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