High-elasticity hand cart tyre and its preparing method
A technology of rickshaw tires and elasticity, which is applied in the field of high-elasticity tyres, and can solve the problems of wear resistance, cushioning and aging resistance that cannot meet market needs, low elasticity, and high power consumption, and achieve physical performance and The effect of excellent chemical performance index, large elasticity and reasonable process steps
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[0086] The high elastic force vehicle tire of the present invention is made of tread and tire heart,
[0087] The composition and content percentage of fetal heart rate are:
[0088] Natural rubber 31~33
[0089] Natural latex 9.4~9.8
[0090] Light calcium 37.8~39.0
[0091] Carbon black 4.7~4.9
[0093] Sulfur 0.7~0.8
[0094] Anti-aging armor 0.5~0.7
[0095] Stearic acid 0.9~1.1
[0096] Accelerator 0.09~0.11
[0097] H pore forming agent 3.1~3.3
[0098] Urea 1.5~1.7
[0099] Vaseline 4.5~4.9
[0100] White ointment 1.4~1.7
[0101] The composition and content percentage of the tread are:
[0102] Natural rubber 45.8~49.2
[0103] SBR 6.0~6.5
[0104] High styrene 3.0~3.3
[0105] PVC paste resin 3.0~3.3
[0106] Carbon black 18.4~18.9
[0108] Sulfur 1.2~1.6
[0109] Stearic acid 0.6~0.8
[0110] Antiaging agent 4010# 0.4~0.6
[0111] Antiaging agent D 0.4~0.6
[0112] Gu Malone 1.8~2.0
[011...
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