Castable Polyurethane elastomer

Castable Polyurethane elastomer

Polyurethane Elastomer, Tdi Polyurethane Elastomers, Liquid Polyurethane Elastomer manufacturer / supplier in China, offering Castable Polyurethane Prepolymer Polyether Tdi System, Good Weatherability Polyurethane for Textile Coating, Best Non Stick Material for Cookware and so on.

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Product Details

Basic Info

  • Model NO.: PET- 510 PET- 511 PET- 512 PET- 513 PET- 514 PET-

  • Molecular Principal Chain: Heterochain Polymer

  • Appearance: Viscous Liquid

  • Using Mixture Ratio (Phr): 8.0-18.8

  • Hardness (Shore a): 60/75/80/85/90/95

  • Tearing Strength (Kn/M): 22.6/27.2/27.5/33.4/38.2/38.2

  • Akron Abrasion(Cm3/1.61km): 0.03-0.05

  • Transport Package: According to The Customer Demand

  • HS Code: 3921199000

  • Synthetic Resin: Unsaturated Polyester Resin

  • Color: White

  • Nco Content(%): 2.8-6.8

  • Life in The Reaction Kettle: 3-10

  • Tensile Strength (MPa): 20.7/22.5/22.8/26.1/32.6/35.6

  • Elongation at Break(%): 401/377/358/350/320/313

  • Trademark: sinograce

  • Origin: China Anhui

Product Description

Description
-Polyether prepolymer polyether TDI system
clear polyurethane sheet.jpg

Key features
-General purpose products.
-High mechanical strength
-Good abrasion resistance, good hydrolysis resistance
-Easy to operate, low price.

Typical properties

Polyether TDI SystemPET- 510PET- 511PET- 512PET- 513PET- 514PET- 515
PrepolymerAppearance (25oC)viscous liquidviscous liquidviscous liquidviscous liquidviscous liquidviscous liquid
NCO Content(%)2.8~3.03.6~4.04.2~4.54.8~5.55.5~6.06.0~6.8
Using Mixture Ratio(PHR)8.0~8.510.0~11.512.0~13.013.5~15.815.5~16.016.0~18.8
Life in the Reaction Kettle(75-78oC/min)8~105~75~73~53~53~5
Physical properties of finished productsHardness (Shore A)60±575±280±285±290±295±2
Tensile Strength (MPa)20.722.522.826.132.635.6
Tearing Strength (kN/m)22.627.227.533.438.238.2
Elongation at Break(%)401377358350320313
Akron Abrasion(cm3/1.61km)0.050.050.050.050.030.03


Application
-Mainly used in the production of ordinary polyurethane elastomer products, such as a variety of industrial components, roller, rubber roller, rubber, oil seal, cushioning materials, plates, etc..

Usage method
-Suitable for manual and high temperature casting machine operation, chain extender is MOCA.

Attention
-The prepolymer should be stored at low temperature and dry place, avoid the moisture and moisture when used
-After the opening of the prepolymer should be used up as soon as possible, if not exhausted with nitrogen seal.
-The storage period of unopened prepolymer is three months.
-If you want to add color paste or other materials, keep the water content below 0.1%, and consider the compatibility of additives.

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