HEAT EXCHANGER (heating screw/cooling screw)
Heating screws : are designed as follows depending on the requirements:
– In the lower temperature range up to 200°C with trace heating.
– In the medium temperature range up to approx. 350°C with thermal heating.
– In the high temperature range up to approx. 700°C with induction heating.
Cooling screws: are designed as follows depending on requirements:
– Operating temperature range up to 1000°C. Coolant: water or nitrogen.
STANDARD SIZE
DN 50 to DN 1000
EXECUTION
single-wall, multiwall
HOUSING MATERIALS
S235JRG2, boiler plate (P265GH), 16Mo3, Hardox 400, 1.4301, 1.4541, 1.4541, 1.4571, 1.4828, alloy materials, others on request
SHAFT SEALING
Rotary shaft seals or adjustable stuffing boxes
POWER TRANSMISSION
direct, with chain drive
TEMPERATURE RANGE
-40° C to +900° C
EX-PROTECTION
ATEX Directive 94/9 EC
PRESSURE SURGE RESISTANT
up to 10 bar
WEAR PROTECTION
through surface coating, lining or replaceable inserts
COOLING MEDIUM
Water, thermal oil, nitrogen
Possible heat exchanger surfaces: Central tube, double-walled screw blade, casing
HEATING MEDIUM
Water, thermal oil, electric
Possible heat exchanger surfaces: Central tube, double-walled screw blade, casing
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