Davis standard model 6in60tpin 6″ 30:1 l/d extruder
Six zone electrically heated, water cooled barrel (closed loop), vented barrel and plugged
47″ centerline height
Gearbox has a 11.3:1 reduction ratio and is direct driven by a 500 hp reliance dc motor with 550 kva isolation transformer allowing for a maximum screw speed of 154 rpm
Gearbox has a rating of 700 hp at a service factor of 1.5
Feed throat has a 12″ x 8″ entrance
Extruder screw is a barrier type
Control panel with six eurotherm 2208 temperature controllers for the extruder barrel zones plus 9 more discrete controllers for the die and downstream zones
Item 002: Screen changer
Extek model hsc60 screen changer having two nominal 6″ diameter breaker plates
Includes 2 hp hydraulic power pack
Item 003: Melt pump
Xaloy model spd-300 melt pump with 25 hp drive system and controls
Item 004: Sheet die
Edi 44″ model ultra-flex uhrc-100 flexible lip sheet die having a 45 degree restrictor bar
Set up for five zones of temperature control
With deckeling provision
Includes die support cart with casters
230 volt
Item 005: Polishing stand and downstream
Davis standard model upstack46 cool-king and polishing stand having three nominal 24″ diameter chrome plated rolls mounted in a vertical arrangement for up-stack operation
Hydraulically actuated chrome rolls are each driven by a 3 hp inverter duty motor with encoder thru sew eurodrive 86.34:1 gearboxes with a 0-1750 rpm speed range
Includes pull roll stand with 46″ x 8″ diameter rolls
With 5 hp drive system and 20′ idler conveyor and three zone water temperature control system with heaters
Heat exchangers
And 7.5 hp pumps
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