DeFelsko PosiTest CH Cross Hatch Adhesion Tester
The DeFelsko PosiTest CH Cross Hatch Adhesion Tester evaluates a coating’s adhesion by cutting a lattice pattern in line with ISO 2409 / ASTM D3359. Supplied as a complete kit, it includes hardened steel blade, tape, magnifier, brush, and reference chart. Ergonomic design and replaceable components ensure durability and accuracy.
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Designed for field or lab use, the PosiTest CH tool features a pivoting cutting head for uniform blade pressure, a non-slip handle for control, and hardened steel blades with four edges. It supports various blade spacings to match coating thickness up to 250 µm, and comes with adhesive tape & accessories.
DeFelsko Cross Hatch Adhesion Tester PosiTest CH
The PosiTest CH kit makes coating adhesion inspection simple and standardized: choose the right blade based on film thickness, cut cross hatch, apply tape, remove, and classify per ISO/ASTM charts. Comes with magnifier (3× or 10×), brush, hard case, and reference guide for rapid assessments.
Features
Overview
| Specification | Value / Detail |
|---|---|
| Coating Thickness Range (ISO kits) | – 0-60 µm (0-2.3 mil) blade 1 mm / 6 teeth – 61-120 µm (2.4-4.7 mil) blade 2 mm / 6 teeth – 121-250 µm (4.7-9.8 mil) blade 3 mm / 6 teeth |
| Coating Thickness Range (ASTM kits) | – 0-50 µm (0-2 mil) blade 1 mm / 11 teeth – 51-125 µm (2-5 mil) blade 2 mm / 6 teeth |
| Blade Type / Spacing / Teeth | Various “4-in-1” hardened steel blades; ISO uses 6 teeth, ASTM uses 11 or 6 teeth depending on spacing. Spacings e.g. 1 mm, 2 mm, 3 mm. |
| Coating Thickness Max (for use) | Up to ~ 250 µm (≈ 10 mils) depending on blade & standard. |
| Accessories Included | Blade, cross hatch tool, magnifier (3× or 10×), adhesive tape (ISO or ASTM), brush, scissors, 3/32″ hex key, classification chart, instruction manual, hard shell case. |
| Warranty | Two-year warranty. |
