Company founded 1975 US-based machinery business experienced in worldwide sales.

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Davis Standard, 6in60TPIN, 6" Extruder, 46" Wide Sheet Line, 500 HP

Description

  1. Overview
    1. Davis standard 46″ wide sheet line
    2. Last used on pp sheet at a rate of 1800 lbs an hr
    3. Year 1998
  2. Item 001: Extruder
    1. Davis standard model 6in60tpin 6″ 30:1 l/d extruder
    2. Six zone electrically heated, water cooled barrel (closed loop), vented barrel and plugged
    3. 47″ centerline height
    4. 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
    5. Gearbox has a rating of 700 hp at a service factor of 1.5
    6. Feed throat has a 12″ x 8″ entrance
    7. Extruder screw is a barrier type
    8. Control panel with six eurotherm 2208 temperature controllers for the extruder barrel zones plus 9 more discrete controllers for the die and downstream zones
  3. Item 002: Screen changer
    1. Extek model hsc60 screen changer having two nominal 6″ diameter breaker plates
    2. Includes 2 hp hydraulic power pack
  4. Item 003: Melt pump
    1. Xaloy model spd-300 melt pump with 25 hp drive system and controls
  5. Item 004: Sheet die
    1. Edi 44″ model ultra-flex uhrc-100 flexible lip sheet die having a 45 degree restrictor bar
    2. Set up for five zones of temperature control
    3. With deckeling provision
    4. Includes die support cart with casters
    5. 230 volt
  6. Item 005: Polishing stand and downstream
    1. 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
    2. 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
    3. Includes pull roll stand with 46″ x 8″ diameter rolls
    4. With 5 hp drive system and 20′ idler conveyor and three zone water temperature control system with heaters
    5. Heat exchangers
    6. And 7.5 hp pumps