Vibrating fluid bed with enclosed chamber rated pe=60 mbar total pressure drop, ca.30 mbar differential pressure ca 2 mbar design pressure pe=90 mbar @ 200 deg C, 400 deg C product thickness ca.200mm Openings include: product inlet 100mm diameter with rotary valve, hot air inlet 700mm diameter, hot air outlet 700mm diameter, product outlet 150mm x 185mm, chamber with hood