

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Application
Stiff polyurethane systems are recommended for closed electronic and electro technical systems used in industry:
- in transformers,
- for electric component flooding,
- for PCB flooding.
Main characteristic:
It is self - extinguished, has good thermal conductance, has compatibility with insulation system class B. acji klasy B.
Storage conditions:
It is recommended to:
- Storage far away from light, heat, cold source, in original closed container.
- product highly sensitive for humidity,
- storage time: 4 months in temperature 10°C - 25°C,
- hardener: 12 months in temperature 5°C - 30°C,
- usage: bring to ambient temperature 48 hours before usage.
Protection and hygiene:
- Resin components don't corrode.
- it is prohibited to touch with skin, or inhale
- it is recommended to use gloves, glasses and mask.
Packing:
- in containers 1, 5 i 20 kg and barrels 220 kg,
- part B is delivered in corresponding proportion to part A..
Preliminary polymer part A | Hardener part B | ||||
---|---|---|---|---|---|
viscosity @ 23°C | NSEG0013 | 3230 ± 90 mPas | viscosity @ 23°C | NSEG0013 | 230 ± 90 mPas |
Volume weight | ISO 2811 | 1,56 g/ml | Volume weight | ISO 2811 | 1,23 g/ml |
Colour | red | Colour | brown |
Mixture A + B | ||
---|---|---|
Mixture weight ratio | 100/28 ±1 | |
Mixture volume ratio | 74/26 | |
Insert content | 45% | |
viscosity @ 23°C | NSEG0013 | 1700 ±300 mPas |
Volume weight | ISO 2811 | 1,48 g/ml |
lifetime 150g @ 23°C | NSEG 0005 | 10 min. |
Gelation time @ 23°C- 100g | NSEG 005 | 120 min. |
Gelation time @ 78°C - 2,5g | NSEG 005 | 4 ±2 min. |
Exothermic peak @ 50 g | NSEG 0007 | -°C |
Exothermic peak @ 100 g | NSEG 0007 | 34 °C |
Exothermic peak @ 200g | NSEG 0007 | -°C |
Polymerisation | ||
---|---|---|
W55°C | NSEG 0010 | - godz. - min |
W120°C | NSEG 0010 | - godz. - min |
Mechanical properties | ||
Line shrinkage | ISO 3521 | < 0,5 % |
Break off resistance | ISO R 527 | 2 |
Lengthening during break off | ISO R 527 | <5% |
Shore hardness A/D @ 23°C | ISO 868 | 80 D |
Electrical properties | ||
Dielectric withstand CEI 243 | CEI 243 | >20 kV/mm |
Dielectric constant @ 23°C CEI 250 | CEI 250 | - (50Hz) |
Loss coefficient @ 23°C CEI 250 | CEI 250 | - (50 Hz) |
Resistivity | Ω/cm | |
Thermal properties | ||
Constant operation temperature | od-50 do 125 °C | |
Thermal conductance | W/m.°C | |
Self - extinguished | UL 94 | no |
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Application
Stiff polyurethane systems are recommended for closed electronic and electro technical systems used in industry:
- in transformers,
- for electric component flooding,
- for PCB flooding.
Main characteristic:
It is self - extinguished, has good thermal conductance, has compatibility with insulation system class B. acji klasy B.
Storage conditions:
It is recommended to:
- Storage far away from light, heat, cold source, in original closed container.
- product highly sensitive for humidity,
- storage time: 4 months in temperature 10°C - 25°C,
- hardener: 12 months in temperature 5°C - 30°C,
- usage: bring to ambient temperature 48 hours before usage.
Protection and hygiene:
- Resin components don't corrode.
- it is prohibited to touch with skin, or inhale
- it is recommended to use gloves, glasses and mask.
Packing:
- in containers 1, 5 i 20 kg and barrels 220 kg,
- part B is delivered in corresponding proportion to part A..
Preliminary polymer part A | Hardener part B | ||||
---|---|---|---|---|---|
viscosity @ 23°C | NSEG0013 | 3230 ± 90 mPas | viscosity @ 23°C | NSEG0013 | 230 ± 90 mPas |
Volume weight | ISO 2811 | 1,56 g/ml | Volume weight | ISO 2811 | 1,23 g/ml |
Colour | red | Colour | brown |
Mixture A + B | ||
---|---|---|
Mixture weight ratio | 100/28 ±1 | |
Mixture volume ratio | 74/26 | |
Insert content | 45% | |
viscosity @ 23°C | NSEG0013 | 1700 ±300 mPas |
Volume weight | ISO 2811 | 1,48 g/ml |
lifetime 150g @ 23°C | NSEG 0005 | 10 min. |
Gelation time @ 23°C- 100g | NSEG 005 | 120 min. |
Gelation time @ 78°C - 2,5g | NSEG 005 | 4 ±2 min. |
Exothermic peak @ 50 g | NSEG 0007 | -°C |
Exothermic peak @ 100 g | NSEG 0007 | 34 °C |
Exothermic peak @ 200g | NSEG 0007 | -°C |
Polymerisation | ||
---|---|---|
W55°C | NSEG 0010 | - godz. - min |
W120°C | NSEG 0010 | - godz. - min |
Mechanical properties | ||
Line shrinkage | ISO 3521 | < 0,5 % |
Break off resistance | ISO R 527 | 2 |
Lengthening during break off | ISO R 527 | <5% |
Shore hardness A/D @ 23°C | ISO 868 | 80 D |
Electrical properties | ||
Dielectric withstand CEI 243 | CEI 243 | >20 kV/mm |
Dielectric constant @ 23°C CEI 250 | CEI 250 | - (50Hz) |
Loss coefficient @ 23°C CEI 250 | CEI 250 | - (50 Hz) |
Resistivity | Ω/cm | |
Thermal properties | ||
Constant operation temperature | od-50 do 125 °C | |
Thermal conductance | W/m.°C | |
Self - extinguished | UL 94 | no |
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