We have 50 models rotary feeders including 120 parameters. the transportation capacity is 0.5～200 t/h, applying for various materials, and both for powder and granule, pressure is from–0.08 to +0.2mpa, temperature range is –30 to 250℃, the rotary feeder material has iron casting type, carbon steel welding structure type, stainless steel type, aluminum alloy type etc. The special accessories, such as the cutting preventing mechanism, feed nozzle and vent chamber etc, can be available to the client.