Name: Water-based Impregnating Varnish, Environmentally friendly Insulating lacquer
Brand: Rota
Availability: InStock

Product Details

R-405 Water-based Impregnating Varnish

Introduction

R-405 water-based impregnating varnish is composed of waterborne polyester resin, hardener and water etc., presents in single component form. The thermal class of R-405 is B/F.

Features

Good permeability, no pollution, easy to use, excellent insulation and mechanical property.

Applications

It is suitable for immersion of all kinds of transformers, chargers, motor coils and wires etc.

Qualification (as the Q/R 101-2010 company standard)

No.	Test Item	Test Method	Unit	Value
1	Appearance	Test Tube	-	Yellowish-brown transparency liquid, no mechanical admixture
2	pH	-	-	7.0-9.0
3	Viscosity	4#cup, 23±1°C	s	20-40
4	Drying time	130±2°C	min	≤30
5	Dielectric strength	Normalcy	MV/m	≥70
5	Dielectric strength	After immersion in water	MV/m	≥50
6	Volume Resistivity	Normalcy	Ω·m	≥1×10¹²
6	Volume Resistivity	After immersion in water	Ω·m	≥1×10¹⁰

Established in 1992, Rota Group is one of the most professional manufacturers of impregnating varnish, mica tape, potting resin and embedding resin in China. Most products have been approved by ISO9001, 14000, UL, TUV, FDA, RoHS and REACH, widely used in high-voltage motors, wires and cables, household appliances, industrial pumps, and metallurgy equipments etc. We win the trust of the majority of well-known manufactures, like BOSCH, BLACK & DECKER, Fujitsu, Shibaura, REGAL, Siemens, EPCOS, N.P.V. and so on.

Professional quality, creating value for customers. Rota Group lead in the aspects of industry scale, product technology and innovation capacity, we will provide quality products and professional services for you. Welcome you!