Area of testing head: 15mmx15mm
Movement speed: 40±2 times/min
The thickness: 5.5±0.5mm
Friction stick: 38x36mm
Dimensions (LxWxH): 490x340x550mm
Weight: 25kg
Standards: DIN 4843, ISO 11640, SATRA PM 173, QB/T 2537-2001, QB/T 2226, GB/T 20991 section 7.3