Tuesday, October 15, 2013
About TPU 345
TPU 345 plastic raw material description:
Due to its special chemical material crystallized rapidly polyester TPU and similar plasticized thermoplastic polyurethane molding characteristics the same hardness , according to BASF . They also have a higher softening point than the other products with the same hardness , TPU 345 can be used at the final temperature is higher. Prior to this, weaker than the other thermoplastic polyurethane 80A plasticizer required . However , plasticizers can be easily extracted , resulting in gradual rehardening. In overmolding applications , plasticizers can attack polycarbonate or ABS substrate , causing cracking. This is not a problem , the new HPM series , also has good adhesion rigid thermoplastics, such as PC and ABS. Crystallization speed, short cycle times , but also conducive to thin squeeze. HPM series has strong potential , bearing dust cover , according to the Oman Sardanopoli, product development and technical services manager. Other applications include seals and mounting plate ring , you need to pressure deformation and temperature resistance , as well as the ball joint seals. 75A stage is in the United States and Europe , in Europe, and 85A is a commercial product . 65A and 70A of the material is developed in Europe .
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