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PosiTest® CH

Cross Hatch Adhesion Tester

Determines a coating's ability to resist separation from a substrate when a lattice pattern is cut into the coating in accordance with ISO 2409 and ASTM D3359

  • Includes all tools and accessories required for cross hatch testing
  • Ergonomic tool handle with non-slip grip provides comfortable all-day use
  • Pivoting cutting head ensures proper positioning and equal pressure across the cutting surface
  • Easy to replace, high-grade hardened steel blade with 4 cutting edges for longer testing
  • Choice of adhesive tape conforms to ISO 2409 or ASTM D3359

Conforms to ISO 2409/16276-2, ASTM D3359, AS 3894.9/1580.408.4, JIS K 5600-5-6

Features

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Simple

  • Includes all tools and accessories required for cross hatch testing in accordance with ISO 2409 and ASTM D3359
  • Ergonomic tool handle with non-slip grip provides comfortable all-day use
  • Pivoting cutting head ensures proper positioning and equal pressure across the cutting surface
  • Easy to replace, high-grade hardened steel blade with 4 cutting edges for longer testing
  • Ideal for coatings up to 250 μm (10 mils) depending on blade and Standard
  • Wide range of 4-in-1 cutting blades available for different Standards, coating thicknesses, and substrates. Tool is compatible with all DeFelsko cutting blades.
  • Illuminated Magnifier available with 3x or 10x magnification depending on Standard
  • Brush included to remove any detached flakes from the coating
  • Choice of adhesive tape conforms to ISO 2409 or ASTM D3359
  • Durable hard shell case keeps contents secure
  • Two year warranty
Product photo—The PosiTest CH ASTM D3359 test kit

Each Kit comes complete with cross hatch tool, blade, magnifier—3X (ISO) or 10X (ASTM), adhesive tape—ISO or ASTM, brush, scissors, 3/32" hex key, ISO/ASTM classification reference chart, instruction manual, hard shell case, two (2) year warranty

Kit Options

PosiTest CH Cross Hatch Adhesion Test is offered in 5 kits—3 in accordance with ISO 2409 and 2 in accordance with ASTM D3359

Use the tables below to select the appropriate blade based on the Standard and the thickness of coating to be tested.

ISO 2409
Coating Thickness
Specified Blade
(Spacing # of Cuts)
PosiTest CH Cross Hatch Adhesion Tester Kit
Replacement Blades
μm
mils
0 – 60
0 – 2.3
1 mm / 6 Teeth*
61 – 120
2.4 – 4.7
2 mm / 6 Teeth
121 – 250
4.7 – 9.8
3 mm / 6 Teeth

* For soft substrates (e.g. wood and plaster), use 2 mm / 6 Teeth for coating thicknesses between 0 – 120 μm (0 – 4.7 mils)

ASTM D3359
Coating Thickness
Specified Blade
(Spacing # of Cuts)
PosiTest CH Cross Hatch Adhesion Tester Kit
Replacement Blades
μm
mils
0 – 50
0 – 2
1 mm / 11 Teeth
51 – 125
2 – 5
2 mm / 6 Teeth

Accessories

Replacement TapeReplacement Tape

Roll of replacement tape for PosiTest CH Cross Hatch Adhesion Test

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Replacement BladesReplacement Blades

4-in-1 Replacement Blades for PosiTest CH Cross Hatch Tool

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Resources

Downloads