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Master Bond adhesives

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Taiwan PU CPU-MT-1080 PTMEG MDI Hot-cast Polyurethane
Categories: Polymer; Thermoset; Polyurethane, TS

Material Notes: Key features:
  • Hardness: 80-90A
  • Curing agent: 14BDO
  • High tensile strength
  • Good hydrolysis resistance
  • Good mechanical property
Application: This series of hot-cast polyurethane (also named as polyurethane prepolymer) is suitable to make bushes, Castor Wheels, Couplings, Conveyor Rollers, Cutting Boards, Fork-lift Tyres, Gears, Grading Screens, Pneumatic and Oil Seals, Scrapers, Skate Wheels, Wire Guides.

Introduction: PTMEG-based MDI-terminated prepolymer is normally cured with1,4-Butanediol (1,4-BDO) to yield an elastomer. This product is for hot-casting polyurethane use. The product is an elastomer with excellent toughness which is characteristic of MDI-PTMEG systems without solvent or plasticizer.

Information provided by Taiwan PU Corporation

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 78 - 82
Tensile Strength 210 - 260 kg(f)/cm²
Elongation at Break 500 - 600 %
Tear Strength 65.0 - 75.0 kg(f)/cm
 
Thermal PropertiesOriginal ValueComments
Working Point 25.0 °C1,4-BDO
 70.0 - 80.0 °CPrepolymer
 
Processing PropertiesOriginal ValueComments
Pot Life 6.00 min
@Load 0.100 kg,
Temperature 70.0 °C
 
Descriptive Properties
Composition4.9-5.3%NCO
Mixing ratio100 : 5 - 5.4PU prepolymer :1,4-BDO

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PTAIWPU004 / 305734

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