![]() Intermediate thicknesses are not to exceed increments of 3.2 mm. Specimens in intermediate thicknesses are also to be provided and shall be tested if the results obtained on the minimum or maximum thickness indicate inconsistent test results. The maximum thickness is not to exceed 13 mm. The minimum thickness shall be limited to 0.025 mm. Fabrication of test specimens shall be in accordance with current ASTM Practices.Ĩ.3.2 Standard bar specimens are to be 125 ±5 mm long by 13.0 ☐.5 mm wide, and provided in the minimum and maximum thicknesses. After any cutting operation, care is to be taken to remove all dust and any particles from the surface: cut edges are to have a smooth finish. ![]() UL 94-2016 pdf download.Tests for Flammability of Plastic Materials for Parts in Devices and Appliances.Ĩ.3.1 All specimens are to be cut from sheet material, or are to be cast or injection, compression, transfer or pultrusion molded to the necessary form.
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