| abstract |
The present invention relates to body-building apparatus technical fields, more particularly to a kind of soft treadmill belt and preparation method thereof, the soft treadmill belt includes fiber-reinforced layer and the soft glue material layer for being coated on the fiber reinforcement layer surface, the soft glue material layer is made of the substance of following parts by weight: 45~72 parts by weight of polyurethanes, 30~50 parts by weight of nitrile rubber, 15~30 parts by weight of butadiene-styrene rubber, 5~15 parts by weight of rare earth polybutadiene rubber, 5~25 parts by weight of ethylene alpha olefin random copolymer, 5~15 parts by weight of metal oxide, 10~20 parts by weight of diatomite, 3~5 parts by weight of lysine, 3~8 parts by weight of coupling agent, 0.5~2 parts by weight of promotor, 0~5 parts by weight of auxiliary agent.Soft treadmill belt provided by the invention has high resiliency, high-flexibility and high-wearing feature, can buffer and absorb impact force caused by running and vibration, and long service life. |