BS 6236-2:1988
Withdrawn
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Electrical insulating materials based on mica Methods of test
Hardcopy , PDF
26-10-2018
English
31-05-1988
National foreword
Committees responsible
Methods
Introduction
1 Scope
2 Preparation of test specimens for curable materials
3 Thickness
4 Density
5 Apparent density
6 Composition
7 Tensile strength and elongation at break
8 Flexural strength and elastic modulus in bend
9 Folding
10 Stiffness
11 Resistance to exudation and displacement
12 Elastic compression and plastic compression
13 Resin flow and consolidation
14 Gel time
15 Electric strength
16 Dissipation factor/temperature characteristics at
frequencies of between 48 Hz and 62 Hz
17 Dissipation factor/voltage characteristics at
frequencies of between 48 Hz and 62 Hz
18 Detection of defects and conductive particles
19 Penetration
20 Thermal endurance
Figures
1 Assembly of stacks for preparing test laminates
2 Conditions for press procedure
3 Apparatus for measurement of stiffness
4 Apparatus for measurement of stiffness
5 Elastic compression, plastic compression
6 Standard Williams type penetrometer
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