Digital DC, AC vector or brushless
DC drive systems available for all polymer applications.
Connected to gear reducer via fully guarded matched belts and
sheaves allowing interchangeability to meet different torque and
Double reduction parallel shaft
helical reducer with generous mechanical and thermal ratings.
Self contained splash type oil bath.
Heavy duty cylindrical roller type
bearings mounted in a separate thrust housing with its own oil
bath which does not allow any cross contamination with the gear
High density class 40
iron casting jacketed for water cooling. The large rectangular
feed hole is tangetial to the bore, which has a pressed fit
removable bimetallic liner. A powder seal is fitted in the rear
of the feed throat. A high capacity hopper complete with sight
glass and dump chute is included. An optional dual shutter
magnet box is also available.
Processing control achieved via
cast aluminum heating elements, each zone individually shrouded
to guide cooling air directly over barrel elements. Cooling air
provided by externally mounted blowers. Liquid cooling via
closed circuit cooling pump system optionally available.
Centrifical cast bimetallic lined
barrel, base material 4140 or JP38 tube steel, precision
machined taper grip flanges threaded and welded for added
strength. Designed for maximum operating pressures of 10,000 PSI.
Optional superior corrosion, wear resistant and vented barrels
Heavy duty structural steel base
provides for exact alignment between all plastification
components. Extruder components including motor control panel
and transformer pre wired in a compact unitzed package for easy
component accessibility and minimal installation time. The front
barrel support is heavy duty weldment with horizontally inserted
dowl pins allowing for linear barrel expansion. The adjustment
feature of the front barrel support allows for precise barrel
Single stage metering type, base
material pre hardened 4140, chrome plated, colmonoy hardened
flights, and optional coring for cooling. Special performance
designs engineered to suit individual applications for superior
outputs and melt quality available including barrier type and
special mixing sections.
Three piece taper grip clamp with
single swing bolt fastening capability provides positive seal
and alignment between barrel and die flange. Two piece double
hinged swing bolt design and adjustable hinged die support
Base mounted control panel
containing microprocessor based temperature controllers, circuit
breakers, ammeters, load contactors, and control transformer for
each barrel and die zone. The drive operator keypad station
containing the following; speed regulation, start/stop, screw
speed indicator, load indicator as well as other drive data and
fault indicators which are remote mounted near head on operator
side. A die heating stepdown transformer is included. Power
requirements 460/3/60 standard, 230/3/60 or 575/3/60 available.