davis standard -0


Last availability: unknown - check availability

Listing description

2290mm Davis Standard sheet Co extrusion line.115mm extruder (2008), s/changer, melt pump, 2150mm (84.6") die head, 2290mm (90") stack, haul off cutter. Davis Standard coextrusion capable sheet line for thick sheet comprising: * 115 mm Davis Standard Extruder 30:1 L/D ratio, heavily chrome plated barrier screw said to be designed by DS for HDPE & PP. 6 zone Electrically heated barrel air cooled barrel, Heavy duty gear reducer with double reduction helical gears, nominal reduction ratio of 17:1. Rated 298 kw at 100 RPM with a 1.50 service factor, Thrust bearing with a B-10 life of 453,000 hours at 100 RPM and 345 bar, Belted connection of motor to input shaft, * !!Extruder component built October 2008 is virtually unused!! * 305KW DC drive motor modern laminated frame with fan cooling and tach speed feedback 1850/2150/2350 with field weakening ( screw rpm max 105/122/134 depending on material), yr 2000 * Extek 150mm hydraulically operated lantern slide Screen Changer with power pack and accumulator, 1997 * Eurotherm control panel suite housing : Main DC drive motor Thyristor unit ( with dedicated field weakening module for higher screw speed), gear pump thyristor unit and +20 zone temperature controls (includes 7 die zones) + melt Temp indicator, integrated pressure instrument panel : prescreen post screen melt pressure, 1997 * Maag Trudex 90/56 gearpump with Lenze reduction gearbox 20kw Lenze DC drive motor @ 3150rpm max giving 110rpm on gear pump * Static Mixer * Coextrusion block with removable Coex plate, adaptor ( a range of coextruders available at extra cost!!) * 2150mm EDI Ultraflex sheet die, inclined choke bar flexilip with removable bottom lip, Die gap approx. 6mm, Die support stand * Pedestal panel adjacent to Roll stack for operator control of rolls open/close, hauloff open/close, centerline height adjustment, retrack forward and back * 2290mm Sterling 3 roll vertical Polishing Stack with 3x400mm 3xindividual drives via reduction gearbox and 2.2kw DC motors with encoder speed feedback giving roll speeds up to 3.7rpm up to 4.7m/min, Hydraulic ram top and bottom roll engagement with Hydraulic power pack and accumulator, taper wedge bottom nip gap adjustment, Rotary valves for roll heating / cooling, roll center line motorized height adjustment, retract motor and gear box, stack mounted upon v groove wheels with rails * 3 independent Roll oil temperature controllers each with multi bank heaters, oil pump and water cooled heat exchangers model HT40 * Cooling conveyor * 2290mm Sterling 2 roll hauloff with rubber covered roll, pneumatic ram roll engagement, bottom roll driven by 2.2 Kw DC Drive motor with encoder speed feedback via reduction gearbox * Cooling conveyor * Heavy duty Guillotine sheet cutter with motorised conveyor discharge Sheet & Cast


Last availability: unknown - check availability

Listing information

Manufacturer Davis Standard
Model -0
Year 2008
Country USA USA
Condition Good
Main category Plastics
Subcategory Extruder
ID P81115032

Last availability: unknown - check availability

About the seller

Client type Machinery dealer
Active since 2012
Number of listings 72
Country USA USA
Last activity Sept. 22, 2019
Contact Click here