TCR-V-PU-2C-MV-AR
OVERVIEW
Property | Unit | Casting resin | Hardener |
---|---|---|---|
Material | Polyurethan | Aromatic Isocyanate | |
Colour | Natural | Brown | |
Density @ 22 °C | g/cm³ | 2.0 – 2.2 | 1.20 – 1.25 |
Mixing Ratio | Weight | 100 : 7 | 100 : 7 |
Viscosity (@ 22 °C, 10 rpm) | mPas | 100,000 – 140,000 | 15 – 35 |
Viscosity (Mixed @ 22 °C, 10 rpm) | mPas | 60,000 – 100,000 | 60,000 – 100,000 |
Hardness | Shore D | 20 – 30 | 20 – 30 |
Water absorption (30 days @ 23 °C) | % | 0.4 | 0.4 |
Coefficient of Thermal Expansion < Tg, TMA > Tg, TMA | 1 x 10-6 /K 1 x 10-6 /K | 131.5 157.4 | 131.5 157.4 |
Curing Shrinkage | % | <1 | <1 |
Pot Life (100g @ 22 °C / adjustable) | min | 10 – 30 | 10 – 30 |
Curing Time @ 22 °C / Full chemical hardening | h / days | 16 – 30 / 10 – 14 | 16 – 30 / 10 – 14 |
Shelf Life (from Date of Manufacturing, unopened @ 15–25 °C) | Months | 6 | 6 |
UL Flammability (Equivalent) | UL 94 | VO (4.0 mm) | VO (4.0 mm) |
RoHS Conformity | 2015 / 863 / EU | Yes | Yes |
Class of Insulation | B | B | |
Technical | |||
Thermal Conductivity | W/mK | 3.5 | 3.5 |
Operating Temperature Range | °C | - 30 to + 130 | - 30 to + 130 |
Dielectric Strength | kV/mm | 28 | 28 |
Volume Resistivity (@ 23 °C, 50% rel.H.) | Ohm-cm | 1 x 1015 | 1 x 1015 |
Dielectric Constant (Ɛr) | @ 50 Hz/1 kHz/1 MHz @ 23 °C | 5.5 / 4.5 / 3.9 | 5.5 / 4.5 / 3.9 |
Dielectric Loss Factor (tan δ) | @ 50 Hz @ 23 °C | 0.09 | 0.09 |
Comparative Tracking Index (CTI) | 600 | 600 |