• Gowe® Cross Hatch Adhesion Tester Cross-cut Cross Cut Testes, 2mm 6 Cuts, Plastic Handle

Gowe® Cross Hatch Adhesion Tester Cross-cut Cross Cut Testes, 2mm 6 Cuts, Plastic Handle

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Description

ASTM method D3359 requires 11 cut lines:
1 mm cutter for films up to 50 µm (2 mils) thick
2 mm cutter for films between 125 µm (2~5 mils) thick
ISO standards prescribe that the number of cuts shall be 6, and that the cut in each direction must be according to the film thickness and type of coating used as shown below:
0-60µm 1 mm space for hard substrates (metal)
0-60µm 2 mm space for soft substrates (plastic)
61-120µm 2 mm space for hard or soft substrates
121-250µm 3 mm space for hard or soft substrates
Packing List:
1,Carrying case
2, Cross Hatch Cutter & Handle
3, 1 roll of 3M Scotch Transparent Tape
4, Brush
5, Magnifier
Procedure
-Make a lattice pattern in the film with the appropriate tool, cutting to the substrate
-Brush in diagonal direction 5 times each, using a brush pen or tape over the cut and remove with Permacel tape
-Examine the grid area using an illuminated magnifier.