Best Price on Fr4 Board - 3233 Melamine Glassfiber Lamiated Sheet – Xinxing

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Best Price on Fr4 Board - 3233 Melamine Glassfiber Lamiated Sheet – Xinxing Detail:

Product Description

This product is a laminated sheet which is made of eletrical alkali free glass cloth impregnated with melamine resin by hot pressing.It has good arc resistance and certain dielectric properties and flame retardant properties. It can be used as arc resistance materials in switches, structural parts of electrical equipment and isolation materials for electrical equipment

Features

1.Good electrical stability under high humidity;
2.High mechanical strength under high temperature;
3.Moisture resistance;
4.Heat resistance;
5.Temperature resistance:Grade F

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Compliance with standards:

In accordance with GB/T 1303.4-2009 electrical thermosetting resin industrial hard laminates – Part 4: epoxy resin hard laminates.

Appearance: the surface should be flat, free of bubbles, pits and wrinkles, but other defects that do not affect the use are allowed, such as: scratches, indentation, stains and a few spots.The edge shall be cut neatly, and the end face shall not be delaminated and cracked.

Application:

Suitable for all kinds of motor, electric appliances,electronic and other fields.

Main Performance Index

NO.	ITEM			UNIT	INDEX VALUE
1	Density			g/cm³	1.8-2.0
2	Water absorption Rate			%	≤3.0
3	Vertical bending strength			MPa	≥200
4	Parallel impact strength (charpy type-gap)			KJ/m²	≥25
5	Vertical electric strength （in oil of 90℃±2℃）		1mm	KV/mm	≥7.0
			2mm		≥5.4
			3mm		≥5.0
6	Parallel breakdown voltage(in oil of 90℃±2℃）			KV	≥15
7	Insulation Resistance	Normal		Ω	≥1.0×1010
		After soaking for 24hours			≥1.0×108
8	Combustibility			Level	V-0

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