ASTM D1458-96

Standard Test Methods for Fully Cured Silicone Rubber-Coated Glass Fabric and Tapes for Electrical Insulation

STANDARD published on 10.9.2001

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The information about the standard:

Designation standards: ASTM D1458-96
Note: WITHDRAWN
Publication date standards: 10.9.2001
SKU: NS-17335
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: American technical standard
Category: Technical standards ASTM

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Annotation of standard text ASTM D1458-96 :

Keywords:

ac breakdown voltage, breaking strength, crease resistance, dissipation factor, permittivity, silicone rubber coated glass fabric, temperature index, thermal endurance, thickness, thread count, volume resistivity, weight (yield), ICS Number Code 29.035.30 (Glass and ceramic insulating materials)

Additional information

1. Scope

1.1 These test methods cover procedures for testing fully cured silicone rubber-coated glass fabric and tapes to be used for electrical insulation.

1.2 The procedures appear in the following order:

Procedure	Sections	ASTM References

Breaking Strength	7	D 828
Breaking Strength After Creasing	8	...
Conditioning	5	...
Dielectric Breakdown Voltage	9	D 149, D 295,D 6054
Dielectric Proof-Voltage	10	D 1389
Dissipation Factor and Relative Permittivity	11	D 150
Sampling	4	...
Thermal Endurance	15	D 1830
Thickness	6	D 374
Thread Count	14	...
Volume Resistivity	12	D 257
Weight	13	...

1.3 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. See 9.5.1 for a specific warning statement.

2. Referenced Documents

D202-23	Standard Test Methods for Sampling and Testing Untreated Paper Used for Electrical Insulation
D257-14(2021)e1	Standard Test Methods for DC Resistance or Conductance of Insulating Materials (Includes all amendments and changes 5/6/2021).
D295-12	Standard Test Methods for Varnished Cotton Fabrics Used for Electrical Insulation (Withdrawn 2020)
D374-99	Standard Test Methods for Thickness of Solid Electrical Insulation
D828-22	Standard Test Method for Tensile Properties of Paper and Paperboard Using Constant-Rate-of-Elongation Apparatus
D150-22	Standard Test Methods for AC Loss Characteristics and Permittivity (Dielectric Constant) of Solid Electrical Insulation
D1711-26	Standard Terminology Relating to Electrical Insulation
D1830-17(2024)	Standard Test Method for Thermal Endurance of Flexible Sheet Materials Used for Electrical Insulation by the Curved Electrode Method
D1389-07	Standard Test Method for Proof-Voltage Testing of Thin Solid Electrical Insulating Materials (Withdrawn 2014)
D149-25	Standard Test Method for Dielectric Breakdown Voltage and Dielectric Strength of Solid Electrical Insulating Materials at Commercial Power Frequencies
D5032-19(2026)	Standard Practice for Maintaining Constant Relative Humidity by Means of Aqueous Glycerin Solutions
D6054-97	Standard Practice for Conditioning Electrical Insulating Materials for Testing
E104-20a	Standard Practice for Maintaining Constant Relative Humidity by Means of Aqueous Solutions (Includes all amendments and changes 12/21/2020).

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