Machine Parts Raw Material TDI Based Polyurethane

Brand Name:EXCEEDCHEM
Certification:ISO9001:2008
Model Number:TDI-80/Polyester Polyurethane Prepolymer Shore A85
Minimum Order Quantity:1mt
Delivery Time:5-8 work days
Payment Terms:L/C, T/T
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Location: Qingdao Shandong China
Address: No.166, Zhengyang Middle Road, Chengyang District, Qingdao City, Shandong Province, China. 266000
Supplier`s last login times: within 15 hours
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Product Details

Machine Parts Raw Material TDI Based Polyurethane

1. Description


This is a TDI-100 based Polyester polyurethane prepolymer.


2. Characteristics

  • High oil resistance
  • Abrasive resistance
  • Good michanical performance

3. Applications

  • Sieve plate
  • Machine parts
  • Sealing ring
  • Roller

4. Typical properties

TypeAppearanceViscosity(mPa.s/85℃)NCO%Packing(kg/drum)
Solid2000-22003.60-3.8020/200

5. Operating Procedure


First, the prepolymer should be preheated in 80-85℃. Second, after vacumming, the prepolymer is to be mixed with melting MOCA evenly. Third, with degassing, casting into mould, and vulcanization,and then demould. Lastly, the finished product should be post vulcanized.


6. Reaction parameters


ItemMOCA (%)Gel time(min)Mixing temperature(℃)Post vulcanization(h)
Specification10.54-4.585/12010

7. Finished products properties


ItemHardness(Shore A)Tensile strength(MPa)Tear strength(KN/m)Rebounding(%)
Physical properties8548-5085-8844

China Machine Parts Raw Material TDI Based Polyurethane supplier

Machine Parts Raw Material TDI Based Polyurethane

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