Abrasion-resistance test device crockmeter GT-KC09

Uppers rubbing color fastness tester GT-KC09

Product overview
The GT-KC09 is a laboratory tester designed to evaluate colour fastness to reciprocating (to-and-fro) rubbing of uppers and leather materials. The device uses a wooden semi-cylinder rubbing head (R10mm × 20mm) mounted on a rubbing finger and accepts rubber strips for abrasion contact. It supports both dry and wet abrasion tests and is suitable for routine quality control and laboratory testing in footwear and leather production.

Applications

• Quality control of shoe uppers and leather components
• Evaluation of dye transfer and colour change after dry and wet rubbing
• Material comparison and incoming inspection in manufacturing

Key specifications

• Model: GT-KC09
• Testing head: wooden semi-cylinder R10mm × 20mm
• Movement speed: 40 ± 2 cycles/min
• Rubbing stroke: 35–40 mm
• Rubbing finger mass: 500 g
• Additional weight: 500 g
• Fixtures distance: 80 mm
• Sample size: 120 × 70 mm
• Tension extension range of sample: 0–20%
• Power supply: AC 220V 50/60 Hz
• Standards: ISO 24265-2020 (method comparable to ISO 11640)

Accessories

• Standard accessories: 500 g weights (1 pc/position)
• Standard accessories: power cord (1 pc)
• Optional: GT-KD20 pneumatic sample cutting machine (cutter: 120 × 70 mm)
• Optional: Gray scale for color change assessment