Suitable for air cleaner, harvester air filter, lawn mower air filter element, air filter cartridge, agricultural machinery air filter elements, mechanical equipment air filter etc. 适用于空气滤清器、收割机空气滤芯、割草机空气滤芯、空气过滤器滤芯、空气过滤器滤筒、农机空气滤芯、机械设备空气滤芯等。