"4 Groups premium quality Permeameter Leather Testing Machine For Raw Material Uppers , 6 Digit Display LCD"

The 4 Groups premium quality Permeameter is designed for testing raw material uppers including leather, fabric, and similar materials. The machine subjects specimens to repeated flexing action under controlled pressure and moisture conditions to evaluate penetration resistance and absorption characteristics.

\n
• Test tank diameter: 120mm with 50mm width roller placement
\n
• Compression force: 80\u00b15N via spring or pneumatic system
\n
• Reciprocating movement frequency: 20 times/minute
\n
• Reciprocating displacement: 50\u00b11mm
\n
• Test piece fixation system with spring mechanism to prevent wrinkles
\n
• Platform surface roughness: 25\u03bcm with 3-5 layers of cotton cloth
\n
• Water flow rate: 7.5\u00b12.5ml/min
\n
• Built-in water penetration indication and audible alarm system
\n
• Timer: LED display, accurate to 0.01s, range 1-100 hours
\n
• Counter: 6 digit LCD display
\n
• Optional die cutter: (110\u00b11)mm \u00d7 (40\u00b11)mm
\n
• Number of specimen groups: 4
\n