GMW 14829-2011 油漆的附着力测试.pdf

WORLDWIDE Test Procedure ENGINEERING GMW14829 STANDARDS Tape Adhesion Test for Paint Finishes Weaker adhesives will reduce the severity of the 1 Scope test results. The tape backing should exhibit low elongation. The various parameters of the Note: Nothing in this standard supercedes recommended tape are described in 3.2.1.1 thru applicable laws and regulations. 3.2.1.4. Note: In the event of conflict between the English 3.2.1.1 Nominal Dimensions. and domestic language, the English language shall take precedence.  Width, 20 mm minimum 1.1 Purpose. This standard specifies the test  Thickness, total ASTM D3652M, 0.14 mm method to be used to evaluate the adhesion 3.2.1.2 Properties. properties of painted metal, plastic and sealer  Peel strength, steel ASTM D3330M, 760 N/m before and after environmental testing. This minimum standard describes the crosshatch and the “X” cut tape adhesion test using the cutting tools or cutting  Elongation ASTM D3759M, 5% maximum guide. All paint systems must meet