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Thermatic-GF Extruder

Product catalog summary

Overview: The document provides technical specifications and features of the THERMATIC® GF Extruders, specifically designed for groove feed applications in pipe and profile manufacturing. These extruders are engineered for high-output applications and are based on Davis-Standard's Thermatic® design.

Key Features:

Rugged and wear-resistant groove feed housing with a removable and replaceable bushing.
Available in sizes ranging from 2 to 6 inches (50 to 150mm) with a 38:1 L/D ratio.
Multiple groove designs suitable for processing various thermoplastic materials such as PP, PVC, polyolefins, and engineered resins.

Technological Advancements: The extruders incorporate Davis-Standard's patented DSB® barrier screw design, which enhances processing capabilities by allowing high-output at low-melt temperatures, improved mixing, homogenization, and linear output.

Machine Design Parameters:

Extruder sizes range from 2 inches to 6 inches with corresponding barrel bores and L/D ratios.
Barrel zones vary from 6 to 8 depending on the model.
Screw RPM ranges from 84 to 225, depending on the extruder size.
Maximum throughput ranges from 550 lbs/hr (250 kg/hr) to 3,300 lbs/hr (1500 kg/hr).

Applications: These extruders are suitable for pipe, profile, and tubing applications, particularly effective with PE-100 resin for corrugated pipe production.

Catalog excerpts

PIPE, PROFILE & TUBING THERMATIC® GF EXTRUDERS Groove Feed Extruders AT A GLANCE Davis-Standard’s groove feed extruder technology and patented DSB® barrier screw design offer processors a fully engineered solution for high-output applications. These high-performance extruders are based on Davis-Standard’s popular Thermatic® design. Davis-Standard has made significant advancements in groove feed bushing design and barrier screw design to enable processing high-output low-melt temperature, improved mixing and homogenization, and linear output. • Rugged, wear resistant, unitized groove feed housing with a removable and replaceable groove feed bushing. • G roove feed technology for pipe and profile applications. • E xtruders available in sizes from 2 to 6 inches (50 to 150mm) in 38:1 L/D sizes. • Multiple groove designs for processing a range of thermoplastic materials including PP, PVC, polyolefins and various engineered resins. P: 860-599-1010 | 1 Extrusion Drive | Pawcatuck, CT 06379 | www.davis-standard.com Copyright 2014 Davis-Standard, LLC

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THERMATIC® GF Groove Feed Extruders MACHINE DESIGN PARAMETERS Size Extruder Model Actual Barrel Bore Barrel Zones *Max. Throughput Range, lbs./hr (kg/hr) Effective Barrel L/D Ratio Grooved Feed Section Corrugated Pipe P: 860-599-1010 | 1 Extrusion Drive | Pawcatuck, CT 06379 | www.davis-standard.com Copyright 2014 Davis-Standard, LLC

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Thermatic-GF Extruder

Thermatic-GF Extruder

Catalog excerpts

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