PRTV Anti-flashover Insulator Coating

FOB Price

US$ 25 - 50 / Kilogram

100 Kilograms(Min. Order)

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Product Details

Place of Origin	Guangdong, China	Main Raw Material	Other
Usage	Electrical Insulating Varnish	Application Method	Spray
State	Liquid Coating

This coating is widely used in power industries to coat insulators to prevent flashover,arcing under highly pulluted environment

PRTV Silicone Coating For High Voltage Insulators
Outward appearance		Does not have the obvious mechanical
		impurity and the cotton wool shape.
		The coating is level,smooth and has
		no air bubble.
Viscosity s		100~200
Dielectirc strength kV/mm		25
Surface resistivity Ω·m		1x10¹²
Volume resistivity Ω·m		1x10¹⁴
Relative permittivity dielectric		3.0
lose tangent value		0.3%
Arc resistance s		180
Electricity wear and	AC Alternating current	TMA 4.5
tear leaks	DC Direct current	TMA 3.5
Adhesion ability	Cementation shearing	3.0
	strength Mpa
	Cycling method level	No less 2 level
Abrasion resistance g		0.05
Ratio of water absorption %		0.25
Hydrophobicity	Hydrophobic and level	Qav≥100⁰Qmin≥90⁰HC1~2
	Lose property 96h	Qav≥90⁰Qmin≥85⁰HC3~4
	Recovery characteristic	t≤24h
	Water repellency	Qav≥110⁰Qmin≥10⁰HC2~3
	charateristic 96h
Erosion resistance test	Acid,alkali and salt,	Does not have the corrugation, falls
	8024h	off,bubbles,changes color and so on.
		The adhesion is not lower than 2 levels.
	transformer oil 10524h	Does not have the corrugation, falls
		off,bubbles,changes color and so on.
		The adhesion is not lower than 2 levels.
Flashover resistance test		U1(with paint-coat)/U2(with no paint
		-coat)≥2.0
Heat resistant denaturation		The coating is not damaged.The adhesion
experiment-40~+80,		inspection is not lower than 2 levels.
2.5h×5 times

Realyou Power International Development Co., Ltd. (Dalian): Contact nameMichael Wu
Chat Now; Phone86-0411-39852500; Address1302-1305 Tower B, The Manhattan Tower, No. 101 Youhao Road, Zhongshan Dist., Dalian, Liaoning