Granulieranlage

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Unterwassergranulierung: Typ: 2 t/h PET - P-USG 300 Baujahr: 2011 Process: Extruder process 1. Equipment and Quantities Strand die head type SG 300 Stand-by die plate Underwater strand pelletizer P-USG 300 Agglomerate separator After cooling section Pallet dryer CENTRO 300 Classifier Process Water Circulation PWS 35 2. Product - Pelletizer specification a) Incoming product: R-PET (Bottle PET to be recycled - mill material) Viscosity: I.V. > 0.67 dl/g (measured acc. To DIN 54811) Density: of melt: 1.1 - 1.2 g/cm³ Melt temperature: 290 - 305 deg. C b) Final product: Amorphose PET pellets Pellet dimension: 2,2 x 2,5 mm x 3,0 mm lg. +/- 20% Density solid: 1.34 g/cm³ Pellet weight: 17 mg +/- 2.0 mg Pellet temperature: <60°C Residual moisture: <0,2 wt-% at the dryer outlet Number of strands: 26 Throughput [kg/h]: min. 1000 max. 2000 Strand speed range (process range) [m/min]: min.100 max. 240 Strand speed range (control range) [m/min]: min. 80 max. 250 3. Utility and energy requirements: a) Compressed air Pressure: 4-6 bar Connection: quick coupling Air quality: dry and free of oil, according to ISO 8573-1 Consumption: negligible b) Electricity Supply voltage: 440 V, 60 Hz Supply voltage heating elements die head: 254 V, 60 Hz Control voltage: 24 V DC (internal generated) Electrical standard: DIN-VDE (motors efficiency class IE2) Area classification: non ex VDE Type of protection control cabinet: IP 54 Type of protection motors: IP 55 Ambient temperature for control cabinet: max. 45 deg. C c) Process water-circulating system Total supply rate per pelletizer - Operation: 16m³/h + 15m³/h (for injector pump) - Start-up: 20m³/h + 15m³/h (for injector pump) Temperature at the outlet of the heat exchanger 38 deg. C Temperature at the inlet of the heat exchanger approx. 48 deg. C, delta t 7.7 - 9.5 °C Water pressure at the inlets: Min. 3 bar up to max. 6 bar; 4 bar at the inlets of the process water circulation system We recommend the installation of a belt filter system, recommended mesh size: >0,1 mm d) Cooling water Water pressure: 3-6 bar Inlet temperature (to heat exchanger): 25-31 deg. C Outlet temperature (from heat exchanger): ?t = 5 deg. C ( -> 30 - 36 deg. C) Cooling water quantity: 62 m³/h e) Ambient conditions Ambient air temperature: up to 45 deg. C Relative humidity: up to 90 % 4. Materials of construction All process water swept parts are made of stainless steel; Piping PN10; used sealing materials EPDM, PTFE, C-4400. Frames and supports made of mild steel hot galvanized. Die Anlage ist Orginalverpackt.