Rebond Foam Making Liquid MDI Based Polyurethane

Brand Name:EXCEEDCHEM
Certification:ISO9001:2008
Model Number:MDI based polyurethane preploymer Shore 85A
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

MDI/Polyether Polyurethane Prepolymer Shore A92

1. Description


This is a MDI based polyether polyurethane prepolymer.


2. Characteristics

  • Water resistance
  • Low temperature resistance
  • Mold resistance

3. Applications

  • Roller
  • Plate and bar
  • Sealing ring
  • Castor

4. Typical properties

TypeAppearanceViscosity(mPa.s/85℃)NCO%Packing(kg/drum)
Liquid400-4205.30-5.5020/200

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)
Specification15.43-480/12010

7. Finished products properties


ItemHardness(Shore A)Tensile strength(MPa)Tear strength(KN/m)Rebounding(%)
Physical properties9230-3375-7831

China Rebond Foam Making Liquid MDI Based Polyurethane supplier

Rebond Foam Making Liquid MDI Based Polyurethane

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