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PA66 engineering plastic is a kind of high polymer with appropriately high molecular weight. The molecular weight directly affects its physical and chemical properties such as mechanical strength and heat resistance. The method of estimating molecular weight is to determine the relative viscosity of high ... Read More

Engineering plastics are plastics that can be used as engineering materials and to replace metals. It requires excellent mechanical function, heat resistance and dimensional stability. The main ones are polyoxymethylene, polyamide, polycarbonate, ABS plastic and so on. For example, the mechanics and mechanical functions of ... Read More

In recent years, the influence of humidity on polymer materials has been paid special attention. One of its scenes is the influence of humidity factors on the reliability of equipment in the fields of microelectronics and microelectromechanics, such as causing materials to swell and deform, ... Read More