ASTM D8125-18

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Designation: D8125 − 18
Standard Specification for
Re-Refined Engine Oil Bottoms (REOB)/Vacuum Tower
1
Asphalt Extender (VTAE)
This standard is issued under the fixed designation D8125; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 2. Referenced Documents
2
1.1 This specification covers re-refined engine oil bottoms, 2.1 ASTM Standards:
also known as vacuum tower asphalt extender, that may be D92 Test Method for Flash and Fire Points by Cleveland
used in formulating asphalt for pavement construction and Open Cup Tester
roofing. This specification has been developed specifically for D93 Test Methods for Flash Point by Pensky-Martens
these two categories of product and is not intended for other Closed Cup Tester
uses. Table 1 is to be used for pavement construction and Table D95 Test Method for Water in Petroleum Products and
2 for roofing. “Re-refined engine oil bottoms” (REOB) is the Bituminous Materials by Distillation
prevailing name used by many state highway agencies and D140/D140M Practice for Sampling Asphalt Materials
FHWA, while “vacuum tower asphalt extender” (VTAE) is the D2042 Test Method for Solubility of Asphalt Materials in
preferred name used by the manufacturers of the product. Since Trichloroethylene
each name provides an important descriptor of production D2872 Test Method for Effect of Heat and Air on a Moving
elements (“re-refined” and “vacuum tower”) for the specific Film of Asphalt (Rolling Thin-Film Oven Test)
product this specification addresses, this specification uses the D4402/D4402M Test Method for Viscosity Determination of
term “REOB/VTAE.” Asphalt at Elevated Temperatures Using a Rotational
Viscometer
1.2 Units—The values stated in either SI units or inch-
D7553 Test Method for Solubility of Asphalt Materials in
pound units are to be regarded separately as standard. The
N-Propyl Bromide
values stated in each system may not be exact equivalents;
D8078 Test Method for Ash Content of Asphalt and Emul-
therefore, each system shall be used independently of the other.
sified Asphalt Residues
Combining values from the two systems may result in noncon-
E1131 Test Method for Compositional Analysis by Thermo-
formance with the standard.
gravimetry
1.3 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
3. Materials and Manufacture
responsibility of the user of this standard to establish appro-
3.1 REOB/VTAE shall be the product of processing used
priate safety, health, and environmental practices and deter-
engine oil using atmospheric distillation followed by vacuum
mine the applicability of regulatory limitations prior to use.
distillation to produce a vacuum residuum meeting the speci-
1.4 This international standard was developed in accor-
fications outlined in Table 1 or Table 2.
dance with internationally recognized principles on standard-
ization established in the Decision on Principles for the
4. Physical Requirements
Development of International Standards, Guides and Recom-
4.1 The REOB/VTAE shall be homogenous, free from
mendations issued by the World Trade Organization Technical
water, and not foam when heated to 232 °C (450 °F).
Barriers to Trade (TBT) Committee.
4.2 The REOB/VTAE shall conform to the requirements
given in Table 1 or Table 2 based on the intended end use.
1
This specification is under the jurisdiction of ASTM Committee D04 on Road
and Paving Materials and is the direct responsibility of Subcommittee D04.40 on
2
Asphalt Specifications. For referenced ASTM standards, visit the ASTM website, www.astm.org, or
Current edition approved July 1, 2018. Published July 2018. Originally approved contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
in 2017. Last previous edition approved in 2017 as D8125 – 17. DOI: 10.1520/ Standards volume information, refer to the standard’s Document Summary page on
D8125-18. the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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D8125 − 18
TABLE 1 Requirements for REOB/VTAE Used in Pavement TABLE 2 Requirements for REOB/VTAE Used in Roofing
Construction
Test
Flash Point, Cleveland Open Cup, min, °C (°F) >274 (525)
Test
Flash Point, Pensky Martin Closed Cup, min, °C (°F) >232 (450)
Flash Point, Cleveland Open Cup, min, °C (°F) >232 (450)
Mass Change, RTFOT, % w/w max 1.0
Mass Change, RTFOT, % w/w max 1.0
A
A
Solubility, min, % 98.0 Solubility, min, % 98.0
B
B
Viscosity, 60 °C (140 °F), cP 200 – 5
...