EPUSIL U 108

Low viscosity, fast cure, casting urethane compound

DESCRIPTION

Epusil U 108 is a unique, low viscosity, two components fast curing polyurethane casting compound. The cured compound performs high physical and electrical properties.

PROPERTIES - Uncured

Part A                        Part B

Viscosity, cps @ 25⁰C ...................       2.000+/-500                   100-150

Specific Gravity g/cm³  @25⁰ C......        1.0+/-0.2                       1.22

Mix Ratio (weight) .........................                        100:38-40

Mixed Viscosity ..............................                       1.500-1900

Gel Time @ 25⁰C, min ..................                          20 to 25

De-mold Time 25⁰C, hr ...................                        2 to 3

Ultimate Cure 25⁰C days ................                        6 to 7

Shelf Life 25⁰C, months ................        6                                  6

PROPERTIES - Cured

Hardness, Shore A .........................                        90-95

Tensile Strength kg/cm²  ...............                          90

Tensile Elongation % ....................                          47-52

Water Absorption % .....................                          0.3

Working temperature ⁰C ..............                           -30-100

ELECTRICAL

Dielectric Strength kV/mm ..........                            18

Dielectric Constant (200 50 Hz)....                           3.5

Dissipation Factor ........................                           0.03

Volume Resistivity, Ohm*cm  .....                            1*10¹⁵

MIXING INSTRUCTION

1. Pre mix Epusil U 108 in the original container.

2. Weigh out the required amount of part A.

3. Weigh into 100 parts of Part A 40 parts of Part B.

4. Mix thoroughly scraping both sides and bottom of the mixing container.

5. Pour into mold.

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