(ABS is the acronym of Acrylonitrile Butadiene Styrene, which refers to acrylonitrile-butadiene-styrene copolymer) is a kind of thermoplastic polymer structure material with high strength, good toughn...
Expanded Polystyrene (Expanded Polystyrene referred to as EPS) is a light-weight polymer. It uses polystyrene resin to add a foaming agent, and at the same time it is heated to soften it to generate g...
Bicycle helmet the most solid protective barrier for life in cycling. Falling during riding can cause great damage to the head. Even if the rider is riding at a lower speed along a smoothly sloped bic...