ZHY Electric Automatic Hardness Scratch Tester Paint Film Scratch Tester Strength Adhesion Surface Coating Machine

商品説明

Description
Scratch tester in accordance with ISO 1518, BS 3900, D ASTM 5178 and D ASTM 2197 related standards.
Can be used for anti scratch coatings testing products, such as coil paint, ink cans, metal paint, automobile surface coating etc..
Scratch the surface is also suitable for the performance evaluation of color coated single coated or composite coating, with a certain weight spherical needle
Through coating or coating the spherical needle without breaking the maximum negative evaluation of coating scratch resistant ability.
When tested with a diameter of 1mm of the hemisphere with a needle, slowly contact with the measured surface, the treaty 10cm long scratches.
Depending on the test purpose and the load of the load, different levels of penetration can be observed, from the surface to the complete penetration.
The motor driving sample is in contact with the needle, and the needle is drawn on the sample, and the automatic stop is stopped after reaching the end point.
The contact between the pin and the metal substrate is recognized by a voltage meter, and the current meter shows the current passing through the sample coating when the sample is cut.

Note
All products have been checked and packaged in good condition before shipping.
After your order is confirmed,the product will be sent to your hands for 7-13 workdays.
If you have any question, please feel free to contact with us . We will try our best to give you a satisfactory solution.