USED DAVIS STANDARD 150IN DS-20

Used Davis Standard 1.5" Extruder, Model 150IN DS-20. 24:1 L/D vented barrel at a 42" centerline. Davis Standard 6.53:1 gearbox rated for 50 HP with a service factor of 1.25 for a 152 RPM screw speed. Gearbox was manufactured in 1998. Non-tagged motor is driven by a Reliance model GV3000 A/C drive. Includes unitized temperature control panel and 4-hole strand die on barrel. Year 1984.

Used Equipment Facts About This Machine
Manufacturer Information

Manufacturer: Davis-Standard

Model: 150IN DS-20

Type: Single Screw Extruder

Year Built: 1984 (gearbox manufactured 1998)

Condition: Used – good operating condition

Description
This used Davis-Standard 1.5” single screw extruder, Model 150IN DS-20, features a 24:1 L/D vented barrel at a 42” centerline height, ideal for a wide range of extrusion applications including compounding, pelletizing, and profile extrusion.
The unit is equipped with a Davis-Standard 6.53:1 gearbox rated for 50 HP with a service factor of 1.25, supporting a maximum screw speed of 152 RPM. The gearbox was manufactured in 1998, paired with a non-tagged motor driven by a Reliance GV3000 AC drive for precise speed and torque control.
Includes a unitized temperature control panel for accurate barrel heating and cooling and a 4-hole strand die mounted on the barrel, ready for production.
Built in 1984, this extruder remains a solid, reliable choice for pilot lines, compounding systems, and small-scale plastic extrusion operations.

Specifications

Manufacturer: Davis-Standard

Model: 150IN DS-20

Type: Single Screw Extruder

Screw Diameter: 1.5 inches

L/D Ratio: 24:1

Barrel: Vented type

Centerline Height: 42 inches

Gearbox Ratio: 6.53:1

Gearbox Rating: 50 HP, Service Factor 1.25

Screw Speed: 152 RPM max

Gearbox Year: 1998

Motor Drive: Reliance GV3000 AC drive (non-tagged motor)

Die: 4-hole strand die on barrel

Temperature Control: Unitized control panel

Year Built: 1984

Condition: Used – functional and complete

Applications

Plastic compounding and pelletizing

Profile and tubing extrusion

Wire and cable insulation

Film and sheet extrusion (pilot operations)

Polymer testing and formulation

Laboratory and pilot-scale extrusion

Masterbatch and color concentrate production

Rubber or elastomer processing

Regrind and recycling extrusion

Co-extrusion pilot line component

What Might This Be Used For?
This Davis-Standard 1.5” extruder is ideal for processing thermoplastic materials in pilot or small-scale production lines. With its vented barrel, temperature controls, and reliable gearbox, it is suitable for compounding, testing formulations, or producing pellets and profiles. Commonly used in plastics, wire coating, or lab-scale extrusion setups.
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