MK EP 700

MK EPOXY 700 is a two-component, loaded, self-extinguishing and halogen-free epoxy system that can be used as a filler / protective especially in the household electrical components industry.

  • Mainly used for coils, electrical components, transformers, stators.
  • Excellent resistance to thermal shock (180 ° C)
  • Excellent electrical properties
  • Excellent water resistance
  • Self-extinguishing according to UL-94 V0 (4mm)
  • High thermal conductivity
  • Excellent adhesion on different substrates, without the use of specific surface primers

Description

PROPRIETA’ RESINA A INDURENTE B
COLORE Giallo Blu
DENSITA’ @ 25 °C 1800±30 g/l 1000±30 g/l
VISCOSITA’ @ 25 °C (Brookfiled – cPs) 15000-40000 cPs 40-100 cPs
RAPPORTO IN VOLUME 100 16
RAPPORTO IN PESO 100 9
CARATTERISTICHE TIPICHE DEL SISTEMA FINALE
GEL-TIME @ 25°C (100 g di miscela) 150 – 250 minuti
POT-LIFE @ 25°C (100 g di miscela) *120 minuti
TEMPO DI POLIMERIZZAZIONE FINALE (25°C) 36 ore
DENSITA’ (25°C, ASTM D 1475) 1730 ± 30 g/l
VISCOSITA’ @ 25 °C (Brookfiled – cPs) 3000-5000 cPs
T° DI TRANSIZIONE VETROSA (Tg) DSC 50-60°C
DUREZZA (ASTM D-676) 80-90 Shore D
ASSORBIMENTO ACQUA (ASTM D-570) 24h 0,2%
RESISTENZA ALLA FLESSIONE (ASTM D-638) 63-73 MPa
RESISTIVITÀ VOLUMETRICA (ASTM D-257) 7,5-9,0×1015 ohm·cm
RESISTIVITÀ DI SUPERFICIE (ASTM D-257) 8 x 1014 ohm
COSTANTE DIELETTRICA (ASTM D-250) 4,0 – 4,2
RIGIDITÀ DIELETTRICA (IEC-243) 200 – 230 KV/cm
CONDUCIBILITÀ TERMICA 1.2 – 1.3 W/mK
RESISTENZA AGLI SHOCK TERMICI (Olyphant) 10 cicli (-45°C / +180°C)
FATTORE DI DISSIPAZIONE (ASTM D-250) 0,009-0,012
COEFFICIENTE DI ESPANSIONE T° LINEARE (ASTM D-696) ≤ 45 x 10-6 / cm / cm / °C
TEMPERATURA DI LAVORO (IEC 60085) 180°C

 

Additional information

Specific work-setting (component)

Operating Temperature > 90 ° C, Operating Temperature <0 ° C, STATIC bonding-line <100 cm (LIGHT HANDLING)

Type of joint (application mode)

≈ 100% of SURFACE, CONNECTION – PLUG IN, SMALL POINT – DROP

Substrates (suitable adherings match))

METALS and / or ALLOYS (Al – Ti – Ni – Cr – Fe) # METALS and / or ALLOYS (Al – Ti – Ni – Cr – Fe), METALS and / or ALLOYS (Cu / Zn – Fe – Pb) # METALS and / or ALLOYS (Al – Ti – Ni – Cr – Fe), METALS and / or ALLOYS (Cu / Zn – Fe – Pb) # METALS and / or ALLOYS (Cu / Zn – Fe – Pb)

Adhesive Working Time

> 90 MINUTES, 30 ÷ 90 MINUTES

Adhesive Fixture Time

> 90 MINUTES

Type of failure mode (after joint stress)

ADHESIVE (bonding failure between adhesive and adhering: no residue on substrates), COHESIVE (bonding failure inside the adhesive: residue presence on substrates)

component sector/process

INDUSTRIAL COMPONENTS

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