3820 East Michigan Ave.
Clinton, MI 49236
Office: (517) 456-7722
Fax: (517) 456-7725

Model AX-250SDC Extruder


2½”, 24:1 L/D, non-vented, air cooled extruder with heat control panel and DC drive and motor mounted on a common base including the following:


- Barrel drilled, tapped and plugged ports for pressure or rupture discs assembly.

- Sheaves and belts with belt guard.

- Screen plate.

- Four electrically heated air cooled barrel zones.

- Double reduction gear box with 14:1 ratio, utilizing helical gearing, radial bearings and splash type lubrication.

- Gearbox, rated a 75 HP at 125 RPM, 1.25 service factor.

- Thrust bearing with L-10 life of 250,000 hours at 5,000 PSI and 100 RPM.

- Mild steel hopper with sight glass, dump chute, and slide gate assembly.

- Single stage 2 ½”, 24:1 L/D, cored general purpose screw, flame hardened flight lands, chrome plated between flights.

- 40 HP, 1750 RPM, AC motor with thermo guard, blower motor and filter mounted on a vertically adjustable base.

- Start button.

- Stop button.

- Emergency stop.



-Integrally mounted control cabinet consisting of:


1 - 40 HP, static DC drive control with DC voltage regulated feed back, 21:1 speed range, 8 RPM speed regulation accuracy.

4 - Barrel zone controllers, heat and cool function.

3 - Die/adaptor zone controllers heat function only.

1 - Digital screw speed indicator.

1 - Digital ammeter/Load meter.

1 - Digital melt temperature indicator.

1- Bar graph back pressure readout 0-10000 PSI.

1 - Pressure transducer, with melt temperature probe.

1 - Barrel rupture disc protection plus on spare

1 – Ten turn speed setting potentiometer with counting dial.

1 – Main circuit breaker (door interlock).

1 – Standard dark blue color