LFY-403A Drum Friction Machine

Main application
Suitable for use by inspection departments of various products, enterprises producing anti-static work clothes, schools and other research institutions. When testing the friction charging characteristics of ready-made clothes, this machine causes the clothes to charge through friction. It needs to be used in conjunction with the LFY-403 fabric friction charging charge testing instrument.
Instrument features
1. All technical indicators of the instrument meet the standard requirements;
2. The rolling drum friction machine automatically stops rubbing the sample when the set running time is over. Technical indicators
1. Inner diameter of the drum (65 ± 5) cm;
2. Depth of the drum (45 ± 5) cm;
3. Rotational speed of the drum above 46 r/min;
4. Diameter of the drum over 30 cm;
5. Drum lining material: Standard polyacrylonitrile fabric (GB/T 7568.5-2002);
6. Number of drum blades: 3 pieces;
7. Air volume: 2 m3/min;
Applicable standards (Different standards require different accessories) 
GB 19082-2023 Medical Disposable Protective Clothing 
GB 12014-2019 Protective Clothing - Anti-static Clothing 
GB/T 12703.3-2009 Textiles - Evaluation of static properties - Part 3: Charge quantity
YY/T 1642-2019 One-time use medical protective cap
YY/T 1799-2020 Technical requirements for reusable medical protective clothing 4.2.3 
FZ/T 80018-2024  Clothing - Requirements for Anti-static Performance and Test Methods 
GB 28895-2025 Protective Clothing - Oil-resistant, Easy-to-Wash and Anti-static Protective Clothing 
Roller friction machine, Faraday cylinder, electrostatic potentiometer, charge quantity, anti-static clothing