321 Phenolic Paper Laminated Sheets----[[LIREN ELECTRICAL INSULATION MATERIALS]]

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321 Phenolic Paper Laminated Sheets

Description:

321 Phenolic Paper Laminated Sheets are a rigid laminated product of thermal rating class E(120℃), made from electrical insulating craft paper impregnated with phenolic resin by processing under heat and pressure. It is in accordance with the IEC 60893 PFCP 201.

This Laminated Sheets have good machinability and punching quality, high thermal resistance, mechanical and electrical properties.

Application:

321 Phenolic Paper Laminated Sheets can be used for a construction material as well as an electrical insulation material in various machines and equipments.

Technical Data:

Properties	Units	LR-321	LR-321B	LR-321C
Flexural Strength perpendicular to lamination	MPa	≥120	≥90	≥90
Notch Impact Strength parallel to lamination	KJ/m²	≥15	—	—
Dielectric Strength perpendicular to lamination (in transformer oil,1.0--2mm thickness)	MV/m	≥15	≥14	≥12
Breakdown Voltage parallel to lamination (in transformer oil at 20±5℃)	KV	≥14	≥12	≥10
Relative Dielectric Coefficient	—	≤ 5.5	—	—
Dielectric Loss Factor	—	≤0.05	—	—
Insulation Resistance after impregnated in water	Ω	≥1.0x10⁷	≥1.0×10⁶	≥1.0×10⁶
Density	Kg/cm³	1.30~1.40	1.30~1.45	1.30~1.45

Normal Size: 980×1980 mm, 1020×2040 mm, thickness 0.5mm -- 50.0mm

The other size can be also supplied upon agreement.

※ Special thickness or combinations can be supplied according to customer.

※ Products can be supplied sheets or shapes according to customer requests.

Notes: The technical information and data, recommendations, and other statements provided are based on tests or experience which we believes to be reliable, but the accuracy or completeness of such information is not guaranteed. Before using this product, you must evaluate it and determine if it is suitable for your intended application.

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Application:

MV/m