Black phenolic bakelite sheet

good electrical insulation properties under normal humidity and mechanical applications.

Product name:   Black bakelite sheet

Product name: 3021 Phenolic paper laminated sheet  

Serial number	Properties		Unit	Grade
				3021
1	Flexural strength perpendicular to laminations	≥	MPa	120
2	Bonding strength	≥	N	3613
3	Dielectric Strength Perpendicular to Laminations (in 90±2°C transformer oil, 1mm in thickness)	≥	MV/m	3.1
4	Breakdown voltage parallel to laminations(in 90±2°C Transformer oil)	≥	kV	32
5	Permittivity (1MHz)	≤	—	4.8
6	Dissipation factor (1MHz)	≤	—	0.25
7	Insulation Resistance after impregnated in water	≥	Ω	2.4×107
8	Density		g/cm3	(1.3-1.4)
9	Water absorption (10mm in thickness)	≤	mg	300
10	Color		—	Coffee
11	Tensile strength	≥	MPa	99.3
12	Impact strength	≥	KJ/m2	16.1
13	Thermal stability	≥	°C	118

Suitable for mechanical applications and electrical applications; good electrical properties in air under normal humidity; suitable for hot impact machining. 

Characteristics and applications: 1)With high mechanical strength,electrical properties and good moisture resistance properties 2)Good electric performance and mechanical performance under normal condition.Fit for insulating parts which need certain mechanical performance and electric performance for machine,motors and electrical apparatus.It can also be used for the transformer oil. 3)Packing:Solid pallet with protective film inside  

   Pallet dimensions:as per sheet size

4)Weight:1,000kg/pallet, or as buyers' requirements

5)Certificate:ISO9001:2000

6)Free samples are available for your check .

 

 

Black phenolic bakelite sheet