This machine marks the hardness of a product by scratching the coating of the product with a pencil of a certain hardness and the hardest pencil marking that does not cause the destruction of the coating. The electric pencil hard testing machine is suitable for testing the hardness of various types of household appliances such as mobile phone housings, MP3/MP4 housings, and laptop housings, as well as testing hardness of various types of metal coating, decorative materials, and synthetic leathers.

Product parameters:

Test load: 500, 750, 1000g

Stroke distance: 100mm

Test angle: 45 degrees

Test fixture: a set of fixed sample fixture

Test platform size (L × W): 250 × 180mm

Load weight: 250g two, 500g one

Test platform movement speed: 0.5 ~ 10mm / S (knob adjustable, LCD display)

Working power: AC220V, 50HZ.