The Pencil Scratch Hardness Tester evaluates hardness of paint films from scratching by a pencil lead having a specific hardness kept at 45° under constant load and moving specimen table, and the scratch so generated is measured.
Specifications
Model
SH-V1
P
Operation
Motorized
Hand-driven
Pencil scratch angle
45°
Test load
750g
500g, 300g, 50g ×1 each
100g×2
Size of test table
120 × 150mm
100 × 150mm
Test table stroke
Approx. 60mm
Approx. 120mm
Scratch speed (Approx.)
0.5 to 6mm/sec.
Hand-driven
Power supply
Single-phase, AC100 to 230V, 50/60Hz, 0.5kVA
N/A
Dimensions
W290 × D200 × H290mm
W560 × D140 × H280mm
Weight (Approx.)
5kg
20kg
Related standards
ISO 15184
Paints and varnishes — Determination of film hardness by pencil test
