Castable Polyurethane Composite Pouring Sealant

- Jan 05, 2018 -

Basic Info

  • Model NO.: PS-800

  • Molecular Principal Chain: Heterochain Polymer

  • Appearance: Yellow Transparent Liquid

  • Part B Viscosity at Room Temperature: 1000

  • Available Using Time: 20~40

  • Hardness (Shore a): 50

  • Tearing Strength (Kn/M): 21

  • Origin: China Jiangsu

  • Synthetic Resin: Unsaturated Polyester Resin

  • Color: Yellow

  • Part a Viscosity at Room Temperature: 1500

  • Using Mixture Ratio (a:B): 100:100

  • Stripping Time: 120~180

  • Tensile Strength (MPa): 8.0

  • Elongation at Break(%): 320

  • Transport Package: According to The Customer Demand

  • HS Code: 3921199000

Product Description

-Polyurethane prepolymer sealant

Key features
-The cured product has excellent electrical insulation.
-Anti vibration, moisture, corrosion, etc.

Typical properties 

PrepolymerAppearance (25oC)Yellow transparent liquid
Part A viscosity at Room Temperature (25oC)1500±100
Part B viscosity at Room Temperature (25oC)1000±100
Using Mixture Ratio (A:B)100:100
Available Using Time(25~35oC/min)20~40
Stripping Time(25~35oC/min)120~180
Physical Properties of  Finished Products
Hardness (Shore A)50±5
Tensile Strength (MPa)8.0
Tearing Strength (kN/m)21
Elongation at Break(%)320
Volume Resistivity(Ω.cm)1×1014

-Suitable for various electronic components, micro computer control board, etc.

Usage method
-The utility model can be used for manual operation, and is more suitable for gluing machine and pouring machine.

-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.

Related Products