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Electrical Insulating Paperboard A

Name: Electrical Insulating Paperboard A
Brand: all-electronics-online.com
SKU: 670415682
Availability: InStock
Rating: 4.4 (112 reviews)

Price:	Negotiable/Piece
Trade Terms:	FOB,CFR,CIF
Min Order:	300/Piece
Pay Type:	T/T,Paypal

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Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe

Product Description

Transformer pressboards are made with pre-compressed grade unbleached sulphate wood pulp, with characteristics of high mechanical, electrical strength, tensile strength, high elongation, low compressibility and proper bending resistance. The excellent properties realized wide-spread application in electrical transmission and distribution equipments like power transformers, shunt Reactors, instrument transformers. etc.

NO.	Items		Unit	Standard Data	Test Result
1	Thickness Tolerance		%	± 7.5	+7.0 0
2	Elongation	Lengthwise	%	≥ 3.0	3.7
2	Elongation	Widthwise	%	≥ 4.0	4.2
3	Tensile Strength	Lengthwise	N/m 2	≥ 100	148
3	Tensile Strength	Widthwise	N/m 2	≥ 75	91.7
4	Shrinkage	Lengthwise	%	≤ 0.5	. 031
		Widthwise		≤ 0.7	0.53
		Thickness		≤ 5.0	1.9
5	Electric strength (in Oil),		Kv/mm	≥ 40	42.8
6	Ash Content		%	≤ 1.0	0.23
7	Oil absorption		%	≥ 11	17.8
8	PH value of aqueous extract		-	6-9	6.68
9	Conductivity of aqueous extract		Ms/m	≤ 5.0	1.43
10	Moisture Content		%	≤ 6.0	3.8
11	Density		g/cm 3	1.00-1.20	1.07
12	Reference Standard		-	GB/T 19264.3-2003	-
13	Test Sample Thickness		mm	-	1.0

Beijing Red Sun Composite Material Co., Ltd. is one professional producer for SMC and BMC molding products, insulating rigid laminates, rods and tubes, flexible composites, high thermal resistant products, gasket, fiber glass products, engineering plastics, etc. We also provide the further fabrication for these products and kinds of composite materials. You can get most of what you want from us.

Advanced production line, excellent technology and experienced work team assure we can provide you the products comply with the international standards and different requirements. We assure that you will get the high efficiency feedback and best service from us for those products that we deal with and certainly with the competitive price.

We have won customers from USA, Canada, Germany, Japan, and so on to be our partners, and more and more customers are joining us.

Red Sun Composite always takes the "Mutual Benefit", "Quality First" and "Better Ethics" as principle. Red Sun Composite will be your partner to success.