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

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Davis Standard, 7-Layer Blown Film Extrusion Line, New, 64" Bubble Sizing Cage, 64" Duplex Turret Winder

Description

  1. Overview
    1. Inventory number: E-7582
    2. New 7-layer Davis Standard blown film extrusion line
    3. New, never installed, not even shipped from manufacturer
    4. Available with warranty
    5. Buyer decided to change direction and would like to sell; they did not take delivery
  2. Extruders
    1. 2½”, 30:1 MAC® air-cooled extruders including DSB barrier screws, 75 hp AC motors and drives and manual screen changers
    2. 2”, 30:1 MAC® air-cooled extruders including DSB barrier screws, 40 hp AC motor and drive and manual screen changers
    3. 75 mm, 30:1 MAC® air-cooled extruder including DSB barrier screw, 100 hp AC motor and drive and manual screen changer
  3. Control and Power
    1. Epic microprocessor with SCADA package and power panels for complete line control
    2. Gravimetric blenders with (1) Gravitol gravimetric extrusion control system
    3. 93 kVA isolation transformer for 75 hp extruder drive
    4. 51 kVA isolation transformers for 40 hp extruder drives
    5. 118 kVA isolation transformer for 100 hp extruder drive
  4. Die and Air Ring
    1. 14” seven layer die package with 1.2 mm gap including adapter pipes, IBC hardware and IBC controls and blowers
    2. 14” extra die pin for 2.0 mm die gap
    3. 14” Wesjet manual dual lip air ring
    4. Vac air ring blower, distributor plenum and hoses
    5. Air ring air cooler (chilled water supplied by purchaser)
    6. IBC air cooler (chilled water supplied by purchaser)
    7. 14” Wesjet Autopro dual lip air ring with auto profile measurement; scanner is 1321 mm (52”) wide (price adder)
  5. Nip and Web Handling
    1. 64” bubble sizing cage
    2. 64” vertical oscillating nip with composite roller collapsing frame
    3. 64” edge guide
    4. Lower nip unit with 1321 mm (52”) pillar treater system
    5. 64” carbon composite idler rolls
    6. 60” 2-side treater
  6. Winder
    1. 64” model 1450 duplex turret winder
    2. 64” x 3” air shafts for model 1450 duplex turret winder
    3. 64” x 6” mm air shafts for model 1450 duplex turret winder
    4. Dual direction auto cutover for turret winders
  7. Installation and Support
    1. 45 man days of installation supervision including travel and living expenses subject to site inspection
    2. Drive and PLC start-up and training including travel and living expenses
    3. IBC control start-up and training
    4. PCC start-up
  8. Auxiliary Equipment
    1. Resin dryer for nylon material
    2. Heat exchangers for extruder panels
    3. Chiller and pump tank
    4. Additional set of die, air ring and IBC lips to permit running a 275 mm die diameter
    5. Jib crane in tower
    6. Tower steel, transport, erection and mechanical placement of upper nip (pending final site)
  9. Machine Configuration
    1. Machine configuration: 60” x 7-L line
    2. Die diameter: 14”
    3. Die gaps supplied: 0.047” and 0.079”
    4. Blow-up ratio at maximum layflat width: 2.37:1
    5. Maximum web width: 60”
    6. Designed throughput: 500 to 650 lb/hr
    7. Thickness range: 2 to 6 mil
    8. Application: high barrier packaging film
  10. Layer Structure
    1. Extruder A: PE/PP, layer % range 18–55, output range 50–150 kg/h, extruder size 75 mm
    2. Extruder B: adhesive/PE, layer % range 3–9, output range 8–25 kg/h, extruder size 2”
    3. Extruder C: PA/EVOH/ADH, layer % range 5–16, output range 15–45 kg/h, extruder size 2”
    4. Extruder D: PA/EVOH/ADH, layer % range 5–14, output range 4–40 kg/h, extruder size 2”
    5. Extruder E: PA/ADH, layer % range 5–16, output range 15–45 kg/h, extruder size 2”
    6. Extruder F: adhesive/PE, layer % range 3–9, output range 8–25 kg/h, extruder size 2”
    7. Extruder G: PE/PP/seal, layer % range 10–60, output range 30–85 kg/h, extruder size 2½”
  11. Typical Pouch Structure (7-L)
    1. Layer A: LLDPE + white + slip, 38.7 µm
    2. Layer B: LLDPE tie (MA base), 3.2 µm
    3. Layer C: EVOH (38 mol %), 5.0 µm
    4. Layer D: LLDPE tie (MA base), 3.2 µm
    5. Layer E,F: LDPE + LLDPE + black, 10.7 µm
    6. Layer G: LLDPE + MLLDPE + slip, 28.8 µm
    7. Total: 89.6 µm
    1. USA