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This specification covers shellac varnish consisting of a solution of specific type of dry lac resin and denatured alcohol. This specification includes two grades, A and B, of orange shellac varnish and two grades, regular and refined, of bleached lac varnish. Varnish color, drying time, body and cut, packaging and marking, and test methods shall conform to the specification indicated.
This abstract is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
1.1 This specification covers shellac varnish consisting of a solution or “cut” of a specified type and grade of dry lac resin in specially denatured alcohol. Ninety-five percent (190 proof) ethyl alcohol, specially denatured according to Formula No. 1 of the Alcohol, Tobacco, and Firearms of the Treasury Dept., is the solvent most commonly used. However, other specially denatured alcohols and proprietary solvents are also used for this purpose.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
D29 Test Methods for Sampling and Testing Lac Resins
D207 Specification for Dry Bleached Lac (Discontinued 2000)
D237 Specification for Orange Shellac and Other Lacs
ICS Number Code 29.035.60 (Varnished fabr)
UNSPSC Code 31211705(Shellacs)
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ASTM D360-12, Standard Specification for Shellac Varnishes, ASTM International, West Conshohocken, PA, 2012, www.astm.orgBack to Top