2019-08-23 1182
I1) soak the cleaned engineering plastics in the softening solution for 4 hours, during which the temperature of the softening solution is 80 ℃, and the softening solution is made of the following com
2019-08-20 1171
In our chemical, rubber and plastic industries, polyester is one of our commonly used rubber and plastic materials; And no matter what aspect of use, the functional requirements for rubber and plasti
2019-08-13 1248
1. MechanicsForm and size of stress, form and time of load, anti fatigue requirements, allowable deformation, overload and accidental stress conditions, impact resistance requirements, etc. 2. he
2019-08-09 1191
Monotonic treatment: this kind of data is easy to hydrolyze under high temperature, so monotonic treatment before processing is very important. It is suggested that the monotonic condition in air is
2019-08-02 1146
1. Light weight and low relative densityThe relative density of engineering plastics is generally between 1.0~2.0, much lower than that of metals. It has light weight and can replace some traditional
2019-07-24 1352
Many compounds in plastics have unpleasant odors, including amines, phenols, mercaptans, peroxides, benzene, aldehydes, ketones and some plasticizers and flame retardants. Solvents used in plastic pr
2019-07-17 1230
Environmental protection must be considered in the development of engineering plastics. Since the 1970s, the problem of plastics and environment has been paid attention by the industry, because it is
2019-07-10 1257
Engineering plastics have the characteristics of high rigidity, small creep, high mechanical strength, good heat resistance and good electrical insulation, which make them suitable for long-term use i
2019-07-04 1235
1. Low cutting force, poor thermal conductivity and heat resistance: the cutting force in CNC machining of engineering plastics is 6-7 times smaller than that of metal, but the cutting speed is corres
2019-06-22 1179
Engineering plastics are more and more widely used in production and life. With their superior mechanical and chemical functions, they have gradually replaced metal materials. Due to its excellent f