Davis Standard Beloit Bobst

Width: 1550mm

Coating/lamination units: 3

Coating/lamination unit 1: Davis standard extrusion lamination unit 3

roller system, one extruder, screw diameter 4.5", motor 155kw

Die manual with external deckling

Position XYZ

Blenders Macguire

Chill roll diameter: 800mm

Chill roller width: 1700mm

Maximum lamination width: 1550mm

Available as spare with machine an additional Cloren automatic extrusion die, this could be retrofitted on this extrusion coating unit, such retrofits would require some additional parts to be quoted

Coating/lamination unit 2: Rotogravure coating unit used for primer

Coating/lamination unit 3: Davis standard extrusion coating unit, year 1998, 2 extruders coextrusion

One extruder with screw 4.5" diameter, l/d28, motor 225kw, upto 500kg/h melting capacity, 5 heating zones

Second extruder with screw 6" diameter l/d28, motor 350kw, upto 1100kg/h melting capacity 5 heating zones

Die width: 1850mm, year 2014, die make Cloren with automatic thickness profile control

Internal deckling with driven adjustment

Position XYZ

Blenders Macguire, year 2006

Chill roll diameter: 800mm

Chill roller width: 1730mm

3 roller system

Double nip system with possibility to coat on both sides of chill roller depending on product requirements

Feed block cassettes for structures: ABA, AAB, BAA, AAA, BBB

Corona treatment x 4 Vetaphone ETreater 16kw

Primary unwind: turret maximum diameter 1500mm, Beloit, upgraded and renovated

Secondary unwind: turret unwind maximum diameter 1500mm, JILHA, year 1987, upgraded and renovated

Rewind: turret and shaftless rewind maximum diameter 1300mm, maximum core width 1700mm, Bobst Rotomec, year 2015, can wind both contact or gap winding, speed 600m/min, flying splice 450m/min

Product structure/materials: example of materials run on the line are: substrates paper or board on primary unwind and aluminium on secondary unwind

Example of structures was:

a) primer/aluminium/mono ex/paper

b) paper/mono ex/aluminium/coex

c) primer/aluminium/mono ex/film

Example of resins extruded: PE, EEA, Surlyn 1652, PP

Upgrades and overhauls:

Winder, year 2015

Controls, year 2008,

Currently machine is Plc Siemens S7, drives renovated with ABB inverters, Siemens Sinamics inverters and Eurotherm digital DC drives, Siemens HMI

Mechanical overhauls

Cloren automatic extrusion die, year 2014

Spare Cloren die, year 2008

Film thickness control: Themorficher, year 2014 with 2 heads

Dosing and material feeding system, year 2006

Double gauge, 1 frame, Beta ray system and infrared

Extensive spare parts:

Automatic extrusion head Cloren with internal deckling

Chill rollers: x 3, 2 with mat finish, 1 with gloss finish all with new finish

Nip rollers: x 4 new, for second ECL unit

Banana roller

Cooling roller

Rollers: 4 new + 3 used

Vetafone unit

Pneumatic pipes roller for first ECL unit

Contact roller, for winder

Set of new gears to change rpm ratios on extruders gearbox

Rotary joints: x 4

Several new and used heaters for extruders

Double fans: x 2 new, for extruders cooling

Sets of roller bearings for calander

Second extrusion dies feed block cassettes for structures: ABA, AAB, BAA, AAA, BBB

Several melt temperature and pressure gauges

Several spares for die, including several spare thermo cylinders

New motors

Siemens Simoreg DC drives: x 2 new

Spares for carriage: wheels, chain for pipes

Several new and used pneumatic pistons used in different parts of line including

ECL units and winders

Several rollers