PE PP Sheet Production Line
● High hardness and high melting point.
● Low thermal distortion temperature (100℃), low transparency, low gloss and low rigidity.
● High impact strength, the strength of PP increases with the increase of ethylene content.
● The surface stiffness and scratch resistance are good. The PP board is modified by adding glass fiber and metal additives. The flow rate MFR ranges from 1 to 40. The low MFR PP material has better impact resistance but ductile strength. lower. Usually PP panels do not have environmental stress cracking problems.
● The shrinkage rate of PP board is quite high. Because PP board is a semi-crystalline material, the shrinkage rate is generally 1.8~2.5%. And the directional uniformity of shrinkage is much better than that of materials such as HDPE.
● It has excellent anti-hygroscopicity, acid-base corrosion resistance and solubility resistance.
Product introduction
● Good wear resistance, the larger the molecular weight, the higher the wear resistance and impact resistance of the material;
● High impact strength, even at -70℃, there is still a high impact degree;
● Good self-lubrication, very practical on the inner walls of coal bunkers, chutes, granaries, silos, etc.;
● The water absorption rate is extremely low, and its physical and mechanical properties have nothing to do with the humidity factors in the use environment;
● The chemical properties are stable, and it has strong corrosion resistance to various corrosive media and organic solvents such as acid, alkali, salt, etc. at a certain temperature and concentration;
● Odorless, non-toxic, odorless, non-corrosive, with physiological circulation and physiological adaptability.
● The surface is smooth, the friction coefficient is small, and the water absorption rate is almost zero, so the probability of contamination is low;
● Anti-aging, when the molecular weight exceeds 5 million, the embrittlement temperature drops to -140 °C; when the molecular weight exceeds 8 million, the embrittlement temperature can be as high as -269 °C under the action of liquid nitrogen, and there is still a certain mechanical processing strength;
● Light weight (specific gravity 1.0g/cm3), easy to replace and maintain;
● With strong toughness, it can be used normally in harsh environments, and it can be bent without breaking when overloaded.
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