P1141(Class F)Unsaturated Polyester lmpregnating Varnish
1.Product instruction
  P1141 F grade unsaturated polyester immersion paints are composed of heat-resistant unsaturated polyester resin,epoxy resin and styrene.The heat-resistance class is F.its characteristic is one -component solvents impregnating resin,fast solidifying.it is also applicable to class B insulation.This kind of varnish also fit for VPI (vacuum pressure immersion )technology except for normal immersion technology .
2.Technical requirements:
No.
 Index name
Unit
 Index value
1
Appearance
Umber transparent liquid,No mechanical impurity
2
 Viscosity 4#cup 24±2℃
S
 20-50
3
 thinner layer curing capability1h/120℃
_____________ 2h/150℃
not inferior to S1U1I2.1
4
 volume resistively ordinary state after 24himmersion 155℃
ΜΩ.m
 ≥1×1012
≥1×1012
≥1×108
5
 Dielectric strength ordinary state 1h 120℃ after himmersion h150 155℃
MV/m
 ≥20
≥19
≥19
6
 Storage stability 96h 60℃ Viscosity—

≤4

Packed with 200L clean metal pail, net weight for each pail not more than 200kg.
products packed in the sealed container should be stored in the wentilated cool and dry storeroom.Storage duration is 6 months after leaving factory.
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