ASTM D1168-08
(Test Method)Standard Test Methods for Hydrocarbon Waxes Used for Electrical Insulation (Withdrawn 2014)
Standard Test Methods for Hydrocarbon Waxes Used for Electrical Insulation (Withdrawn 2014)
SIGNIFICANCE AND USE
p>The significance and use of the individual test methods are to be found in the individual methods referenced. For significance specifically applicable to electrical insulation materials, refer to Test Methods D 176.
SCOPE
1.1 These test methods cover a compendium of tests that apply to mineral waxes of petroleum origin in general, but more specifically to the so-called microcrystalline types used as either electrical insulation or moisture-proofing mediums, or both, for treating, impregnating, coating, and filling electrical apparatus. These test methods are also applicable to other waxes of natural or synthetic origin, provided that their characteristics are similar to those of the so-called microcrystalline waxes.
Note 1—There is no equivalent ISO or IEC standard.
1.2 The values stated in SI units are to be regarded as standard. The values given in parentheses are mathematical conversions to inch-pound units that are provided for information only and are not considered standard.
1.3 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. For specific precautions, see Section 5.
WITHDRAWN RATIONALE
These test methods cover a compendium of tests that apply to mineral waxes of petroleum origin in general, but more specifically to the so-called microcrystalline types used as either electrical insulation or moisture-proofing mediums, or both, for treating, impregnating, coating, and filling electrical apparatus. These test methods are also applicable to other waxes of natural or synthetic origin, provided that their characteristics are similar to those of the so-called microcrystalline waxes.
Formerly under the jurisdiction of Committee D09 on Electrical and Electronic Insulating Materials, this test method was withdrawn in February 2014. This standard is being withdrawn without replacement because the subcommittee does not have the expertise to keep this standard up to date.
General Information
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Standards Content (Sample)
NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: D1168 − 08 AnAmerican National Standard
Standard Test Methods for
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Hydrocarbon Waxes Used for Electrical Insulation
This standard is issued under the fixed designation D1168; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope* D94Test Methods for Saponification Number of Petroleum
Products
1.1 These test methods cover a compendium of tests that
D127Test Method for Drop Melting Point of Petroleum
apply to mineral waxes of petroleum origin in general, but
Wax, Including Petrolatum
more specifically to the so-called microcrystalline types used
D176Test Methods for Solid Filling and Treating Com-
aseitherelectricalinsulationormoisture-proofingmediums,or
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pounds Used for Electrical Insulation (Withdrawn 0)
both, for treating, impregnating, coating, and filling electrical
D445Test Method for Kinematic Viscosity of Transparent
apparatus. These test methods are also applicable to other
and Opaque Liquids (and Calculation of DynamicViscos-
waxes of natural or synthetic origin, provided that their
ity)
characteristics are similar to those of the so-called microcrys-
D664Test Method for Acid Number of Petroleum Products
talline waxes.
by Potentiometric Titration
NOTE 1—There is no equivalent ISO or IEC standard.
D937Test Method for Cone Penetration of Petrolatum
1.2 The values stated in SI units are to be regarded as
D938Test Method for Congealing Point of Petroleum
standard. The values given in parentheses are mathematical
Waxes, Including Petrolatum
conversions to inch-pound units that are provided for informa-
D974Test Method for Acid and Base Number by Color-
tion only and are not considered standard.
Indicator Titration
1.3 This standard does not purport to address all of the
D1321Test Method for Needle Penetration of Petroleum
safety concerns, if any, associated with its use. It is the
Waxes
responsibility of the user of this standard to establish appro-
D1500Test Method forASTM Color of Petroleum Products
priate safety and health practices and determine the applica-
(ASTM Color Scale)
bility of regulatory limitations prior to use. For specific
D1711Terminology Relating to Electrical Insulation
precautions, see Section 5.
D2161Practice for Conversion of Kinematic Viscosity to
Saybolt Universal Viscosity or to Saybolt Furol Viscosity
2. Referenced Documents
E28Test Methods for Softening Point of Resins Derived
2
2.1 ASTM Standards: from Naval Stores by Ring-and-Ball Apparatus
D6Test Method for Loss on Heating of Oil and Asphaltic
Compounds 3. Terminology
D70Test Method for Density of Semi-Solid Bituminous
3.1 Definitions— For definitions of terms used in these test
Materials (Pycnometer Method)
methods, refer to Terminology D1711.
D87Test Method for Melting Point of Petroleum Wax
(Cooling Curve)
4. Significance and Use
D88Test Method for Saybolt Viscosity
4.1 The significance and use of the individual test methods
D92Test Method for Flash and Fire Points by Cleveland
are to be found in the individual methods referenced. For
Open Cup Tester
significance specifically applicable to electrical insulation
materials, refer to Test Methods D176.
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These methods are under the jurisdiction of ASTM Committee D09 on
Electrical and Electronic Insulating Materials and are the direct responsibility of 5. Safety Precautions
D09.01Electrical Insulating Varnishes, Powders and Encapsulating Compounds.01
5.1 Heat waxes in ovens with low-temperature heating
on Electrical Insulating Varnishes, Powders, and Encapsulating Compounds.
Current edition approved May 1, 2008. Published June 2008. Originally elements, forced exhaust, and safety door latches to minimize
approved in 1951. Last previous edition approved in 2003 as D1168–99(2003).
the hazard of explosion of vapors.
DOI: 10.1520/D1168-08.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
3
Standards volume information, refer to the standard’s Document Summary page on The last approved version of this historical standard is referenced on
the ASTM website. www.astm.org.
*A Summary of Changes section appears at the end of this standard
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D1168 − 08
6. Test Methods 6.1.10.3 Measure density at specified temperatures (either
beloworabovethemeltingpoint)usingproceduresinSections
6.1 Use the following methods for testing hydrocarbon
11–18 of these test methods. From the density measurement,
waxes as specifi
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