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DeFelsko F | PosiTest F Magnetic Coating Thickness Gauge | Scale F, 0–2000 µm
The DeFelsko PosiTest F is a mechanical magnetic pull-off gauge, often called a banana gauge, reading non-magnetic coatings on steel on a metric 0–2000 µm scale. It is the choice for thicker films such as hot dip galvanizing, hard chrome metalizing, paint, enamel and plastic coatings, and runs on a permanent rare-earth cobalt magnet with no batteries or electronics.
- Scale F: 0–2000 µm
- Tolerance ±5 µm up to 100 µm, ±5% of reading above 100 µm
- Wear-resistant carbide probe
- V-grooves in the probe housing and base for cylindrical parts
- Pre-settable GO/NO-GO button and visual/audible reading indicators
- Supplied with wrist strap and leather case with belt loops
- Specifications
- Downloads
| Part Number | F |
| Brand | DeFelsko |
| Model | PosiTest F |
| Scale | F, 0–2000 µm |
| Tolerance | ±5 µm up to 100 µm; ±5% of reading over 100 µm |
| Principle | Magnetic pull-off |
| Substrate | Steel (ferrous) |
| Typical Applications | Hot dip galvanizing, hard chrome metalizing, paint, enamel and plastic coatings on steel |
| Power | None – permanent rare-earth cobalt magnet |
| Probe | Carbide |
| Standards | ASTM D7091/B499, ISO 2808 |
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