Characteristics of Wheels(Tire) The material, hardness and shape of the wheel (tire) determine smooth running performance, starting resistance and revolving resistance. Rubber, elastomer, and PU are elastic and flexible. Nylon, phenol and polycarbonate are high hardness materials.
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Answer:
Characteristics of Wheels(Tire) The material, hardness and shape of the wheel (tire) determine smooth running performance, starting resistance and revolving resistance. Rubber, elastomer, and PU are elastic and flexible. Nylon, phenol and polycarbonate are high hardness materials.