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Product Details
Casting PU

PPG TDI Casting PU

  • Key features：
    - Hardness: 55-97A, 72D
    - Curing agent: MOCA
    - Hot casting polyurethane prepolymer
    - Good elasticity
    - Good hydrolysis resistance
    - Good mechanical property
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Product Introduction

Application
Casting PU prepolymer can be used on the following applications: Bushes, Castor Wheels, Couplings, Conveyor Rollers, Cutting Boards, Fork-lift Tyres, Gears, Grading Screens, Pneumatic and Oil Seals, Scrapers, Skate Wheels, Wire Guides.
Introduction
"PU Casting Elastomer" polyurethane prepolymer can be cured by reacting with a polyamine or a polyol hardener. The molding process is composed of pre-heating, degassing, mixing with a hardener, pouring into the mold, curing, demolding and post curing.
PPG + TDI casting PU
  CPU-1060 CPU-1070 CPU-2079 CPU-1085 CPU-1090C CPU-2095 CPU-2172
Hardness (Shore A) 55 - 68 67 - 74 76 - 82 82 - 88 86 - 92 90 - 97 61 - 72D
NCO Content (%) 2.0 - 2.6 2.6 - 3.45 3.4 - 4.2 4.4 - 5.0 4.0 - 4.8 5.5 - 6.1 7.2 - 8.4
Viscosity
(CPS/25℃)		 13,500
±6,500		 5,000
±1,000		 7,750
±2,250		 5,250
±1,250		 32,000
±8,000		 47,000
±6,000		 60,000
±5,000
PHR of MOCA (%) 5.74 - 7.25 7.7 - 9.0 11.5 - 12.5 13.8 - 14.8 12.7 - 13.5 18 - 19 24.5 - 25.5
Working Temperature
(Prepolymer) (℃)		 70 - 80 70 - 80 70 - 80 70 - 80 70 - 80 70 - 80 70 - 80
MOCA Temp. 100 - 120 100 - 120 100 - 120 100 - 120 100 - 120 100 - 120 100 - 120
Mold Temp. (℃) 70 - 90 70 - 90 70 - 90 70 - 90 70 - 90 70 - 90 70 - 90
Pot-Life (Min) 4 - 6 4 - 6 4 - 6 8 - 10 4 - 6 4 - 6 4 - 6
Tensile Strength
(kg/cm2)		 30 - 70 60 - 120 100 - 150 200 - 300 200 - 300 200 - 350 250 - 350
Elongation (%) 400 - 500 400 - 600 550 - 600 400 - 600 500 - 600 350 - 450 150 - 300
Tear Strength
(kg/cm)		 20 - 60 50 - 80 80 - 110 80- 120 90 - 130 120 - 160 160 - 220
Notice: These values are based on the test of our present laboratory test specimens.
Taiwan PU Corporation is a professional casting PU manufacturer, casting PU producer. We supply high quality casting PU products, have an experienced technical team and offer the best price to casting PU.

Casting PU is called casting polyurethane material, TDI casting PU, casting PU raw material, casting polyurethane raw material, casting polyurethane, TDI terminated casting PU, polyether based casting PU, TDI casting polyurethane, casting PU material,  casting PU resin, casting polyurethane resin. If casting PU is needed, please contact us.

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