Name: insulating varnish of epoxy resin R-410
Brand: Rota
Availability: InStock

Product Details

Brief Introduction

R-410 fast curing impregnating resin is composed of heat resistant unsaturated polyester, epoxy resin and styrene etc. and presented in two-component form. Component A/B is 1/1. Heat resisting classification is F and H. It has gained UL certification (No. E227128) and UL insulation system certification (No. E242776). Comply with the RoHS environmental requirements.

Features

Widely used, fast curing, bright films, good flexibility, excellent insulation performance and good heat resistance etc.

Applications

This product is used for continuous immersion, fast drying immersion of small electric motor and apparatus coils and trickle impregnation of small motor stator coils.

Technical Data(according to the Q/R 101-2010 company standard)

No.	Test Item	Test Method	Unit	Value
1	Appearance	Test Tube	-	Brown transparent liquid, no mechanical impurity
2	Viscosity	4#cup, 23±1°C	s	15-25
3	Gel time	130±2°C	min	≤10
4	Curing in thick layer	130±2°C, 1h	-	Not worse than S1U1I3.2
5	Volume Resistivity	At room temperature	Ω·m	≥1×10¹³
		After immersion in water		≥1×10¹²
		155±2°C		≥1×10⁷
6	Dielectric strength	23°C	MV/m	≥20
7	Pot life	Under 30°C, no gelatin	d	≥10

How to use

1.Mix component A/B with a proportion of 1/1 by weight.

2.Continuous immersion process

Centreheight	Viscosity(4#Cup, 23°C)
<80mm	13-15 seconds
80-180mm	15-17 seconds
>180mm	16-20 seconds

flow chart

Start	preheat	cool	immersion	drain	gel and cure	off
rhythm	3	2	2	2	15-17

Technological parameter

rhythm time	3-8 minutes
impregnation time	80-250 seconds
preheating temperature	125-150 °C
gel temperature	125-150 °C
curing temperature	125-150 °C

Thinner

Should a reduction of the viscosity be required, our 410-X should be used.

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!