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Home > products > MDI Based Polyurethane > Rebond Foam Making Liquid MDI Based Polyurethane

Rebond Foam Making Liquid MDI Based Polyurethane

Product Details

Place of Origin: China

Brand Name: EXCEEDCHEM

Certification: ISO9001:2008

Model Number: MDI based polyurethane preploymer Shore 85A

Payment & Shipping Terms

Minimum Order Quantity: 1mt

Price: FOB Qingdao usd3.0/kg

Packaging Details: 20kg/drum; 200kg/drum

Delivery Time: 5-8 work days

Payment Terms: L/C, T/T

Supply Ability: 3000mt/month

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Highlight:

Liquid MDI Based Polyurethane

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Foam Making MDI Polyurethane

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Rebond Foam MDI Polyurethane

Hardness:
Shore A92
Appearance:
Liquid
Base:
MDI Based Prepolymer
NCO%:
5.30-5.50
MOCA (%):
15.4
Packing:
20kg/drum; 200kg/drum
Hardness:
Shore A92
Appearance:
Liquid
Base:
MDI Based Prepolymer
NCO%:
5.30-5.50
MOCA (%):
15.4
Packing:
20kg/drum; 200kg/drum
Rebond Foam Making Liquid MDI Based Polyurethane

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

Type Appearance Viscosity(mPa.s/85℃) NCO% Packing(kg/drum)
  Liquid 400-420 5.30-5.50 20/200

 

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

 

Item MOCA (%) Gel time(min) Mixing temperature(℃) Post vulcanization(h)
Specification 15.4 3-4 80/120 10

 

 

7. Finished products properties

 

Item Hardness(Shore A) Tensile strength(MPa) Tear strength(KN/m) Rebounding(%)
Physical properties 92 30-33 75-78 31