Electric pencil hardness tester
Product Details
Description of Production：
Electronic Pencil And Coating Hardness Test Machine is used to test coating hardness of all kinds of finished products. Such as mobile phone shell, MP3/MP4 shell, notebook computer shell and other digital products shell. The machine adopts electric control and it drives by an AC adjustable speed motor, to achieve movement left and right, low noise, stable.
Specification-Pencil Portable Digital Steel Water Hardness tester Meter
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Product name |
Electric pencil hardness tester |
|
Model |
PJ-US-52 |
|
Test angle |
45° |
|
Load |
500g ~250g~ 250g(adjustable) |
|
Speed |
5mm/s (adjustable) |
|
Trip distance |
45mm |
|
Platform |
About 230mm*160m, it is used to fix sample |
|
Power supply |
220V/50Hz |
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Accessories |
6B~6H standard pencils (total 13pcs), 1pc weight (500g), 2pcs weight (250g) |
Usage-Pencil portable Digital steel water Hardness tester meter
Please use hardness pencil scratch surface of the coating to test surface hardness of the coating. Fixing the hardness pencil to 45 ° angle, and make the front head of the pencil contact with surface of the coating with proper load. Moving the test platform to make surface of the coating move and pass the front head of the pencil in accordance with a certain speed (JIS standard 0.5 mm/s), then the most soft pencil hardness level which cause no damage (scratches) can be regarded as hardness of the coating layer.
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