| After-sales Service: | Online Service |
|---|---|
| Warranty: | 1 Year |
| Transport Package: | Plywood Cases |
| Specification: | 55*30*28CM |
| Trademark: | LONROY |
| Origin: | China |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier Pencil Hardness Testing Machine/pencil test machine/Coating scratch hardness tester
Use
Pencil hardness test, also known as "Wolff - Wilborn" experiment, to evaluate the coating with a different hardness value of graphite pencil hardness.
Precision design ensures that the cylinder of the pencil lead can keep unchanged in a 45 ° Angle, and maintaining a constant pressure.
Can leave a mark on the coating hardness value is the smallest pencil can determine the coating hardness level.
Conform to the standard
GB/T 6739 paint and varnish, paint film hardness pencil method.
|
pen point load |
1000 g |
|
Outside size |
430x160x280 mm |
|
Weight |
15 kg |
The packing list
Desktop pencil hardness tester
A balance weight
1000 grams
6B - HB - H pencil, 13
Suppliers with verified business licenses
Audited Supplier 
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