摘要 |
The spray dryer (1) has a drying chamber (2) with an opening (23) bordered by a rim (20) and a chamber roof (3) having a closing surface (30) facing the rim (20). The chamber roof (3) is movable between an open position and a closed position, and a seal (10) provided at the rim (20) of the drying chamber (2) seals against the closing surface (30) in the closed position. The rim (20) of the drying chamber (2) comprises a neck section (200) including a circumferential groove (25) facing the outwards radial direction, away from the opening (23) of the drying chamber (2). In the groove (25), a seal (10)is accommodated. The seal may be an O-ring seal (10). |