Epoxies, Ect. 20-2028

Category: PUR, Unspecified , Polyurethane
Manufacturer: Epoxies, Etc.
Trademark: Epoxies, Ect.
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: kNKmSL_Epoxies-Ect-20-2028.pdf
PRICE: ​Order Products​ email   sales@su-jiao.com
Wechat: WECHAT
Message
20-2028 is a light weight, two component, closed cell, liquid urethane foaming resin system designed for potting and encapsulating. The density is 11 pounds per cubic foot.

20-2028 is a water blown rigid foam that does not contain any hydrochlorofluorocarbon (HCFC). It is also safer to use since it does not utilize MOCA or TDI.

20-2028 has been formulated for ease in handling with a convenient 1:1 mix ratio, low viscosity, and short demolding time. Castings can be hand poured or machine dispensed.

Features:
  • Excellent chemical solvent and moisture resistance
  • Outstanding thermal shock resistance
  • Good impact resistance
  • Very good electrical insulation value
  • Very fast curing
General Information
Features
  • Electrically Insulating
  • Fast Cure
  • Good Impact Resistance
  • Good Thermal Shock Resistance
  • Low to No Water Absorption
  • Low Viscosity
  • Semi Rigid
Uses
  • Electrical/Electronic Applications
  • Foam
Appearance
  • Tan
Processing Method
  • Encapsulating
  • Potting
ThermalNominal ValueUnit
Thermal Conductivity 0.040W/m/K
ThermosetNominal ValueUnit
Thermoset Mix Viscosity (25°C)250cP
Demold Time 10min
Cream Time 1.0min
Additional InformationNominal ValueUnit
Operating Temperature -50.0 to 150°C
Uncured PropertiesNominal ValueUnit
Color Tan
Mix Ratio by Weight (PBW)
    Part A 1.0
    Part B 1.0
Density 1(25°C)1.23g/cm³
Viscosity
    25°C 20.20Pa·s
    25°C 31.4Pa·s
Cured PropertiesNominal ValueUnit
Tensile Strength 0.414MPa
Relative Permittivity (1 MHz)1.25
Dissipation Factor (1 MHz)5.0E-3
Note Message
1 .Mixed
2 .Part B
3 .Part A
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