The helmet industry still has a very large market potential.Helmets play a protective role during travel, so they are an essential protective measure for anyone who enjoys outdoor sports and cycling.Helmets are beloved both in China and abroad. The Ministry of Public Security's slogan of "One helmet, one belt" in 2020 has inspired many office workers to use helmets. What are the materials and manu...

Glass fiber is a very common material in the chemical industry, often used in the production of reinforced plastics or reinforced rubber. Due to Glass Fiber has high temperature resistance, flame retardant, corrosion resistance, heat insulation, high tensile strength, good insulation characteristics, raw materials after adding glass fiber can significantly improve the heat resistance and mechanica...

Injection Mold 1. If the mold cavity is poorly machined, with defects such as scratches, micro-pores, wear, or rough surfaces, it will affect the gloss of the plastic part. To address this, ensure precise machining of the mold to achieve a lower surface roughness for the cavity; if necessary, polish and chrome-plate the cavity. 2. If the cavity surface has oil stains, watermarks, or excessive mold...