Used to test the electrostatic characteristics of fabric friction with electric charge under laboratory conditions.
Relative standards: GB 15979-2002 hygienic standard for disposable sanitary articles, GB 19082-2009 technical requirements for disposable protective clothing for medical use, GB/T 12703, GB/T01060, JIS L1094, etc.
Specifications
Electrostatic charge measurement range: ±1 nC to ±2 μC, -1.999 μC to +1.999 μC.
Accuracy: ≤ ±0.5%.
Display range: 4-digit luminescent digital tube display.
Power supply: AC 220 V, 50 Hz; power consumption: 2 W.
Input impedance: > 10¹² Ω.
Abrasive cloth made of polyamide or polypropylene, size 400 mm × 450 mm.
Sample divided into three parts according to longitude and latitude; sample size 250 mm × 350 mm.
Operating conditions of drum friction machine: operating time 15 min rotation, drum temperature 60 ± 10 °C.
Drum Friction Machine Technical Specifications
Inner diameter: 570 ± 5 mm.
Depth: 365 ± 5 mm.
Number of drum blades: 3.
Heat method: electric temperature wind pattern.
Caliber of drum: ≥ 280 mm.
Drum revolutions: 50 r/min.
Lining material of drum: polyamide (nylon or polyamide).
Engine displacement: ≥ 2.4 m³/min.
Sample inlet and outlet are covered with double-sided tape.
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