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Feedscrews

Feedscrews

Feedscrews

Product catalog summary
Overview
Davis-Standard's DSB® feedscrews are recognized for their design excellence and mixing performance, offering high output rates, product consistency, and energy efficiency. Available in diameters from 3/4 to 12 inches, these feedscrews are tailored for specific polymers and processes, supporting a wide range of extrusion and converting applications. The company collaborates with customers to optimize manufacturing parameters.
Materials of Construction
The feedscrews are constructed from various materials, including AISI 4140, AISI 4340, Nitralloy 135M, SS 17-4 PH, SS 15-5 PH, Inconel, Hastelloy, and Duranickel, each offering specific properties such as high strength and corrosion resistance.
Flight Treatments Available
Various treatments are applied to enhance hardness and wear resistance, including flame hardening, nitriding, and plasma welding with wear-resistant alloys like Stellite #6 and Colmonoy.
Root Surface Treatments Available
Treatments such as hard chrome, nickel, and spray coatings are used to improve corrosion resistance and abrasive wear.
Profitability and Performance
Feedscrew design is crucial for profitability and performance. Continuous R&D has led to improved designs, resulting in higher outputs and consistent processing. The feedscrews are tested and refined through customer trials and field performance.
Process Technology and Engineering
A team of experienced process engineers specifies and designs the screws, conducting real-world testing to optimize performance. The process includes running customer polymers to fine-tune the design.
Manufacturing
The manufacturing process involves creating models and drawings based on specified designs, ensuring that feedscrew needs are met before installation, minimizing risks.
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Catalog excerpts

Feedscrews-1

FEEDSCREWS OVERVIEW Davis-Standard’s award-winning DSB® feedscrews are the industry standard for design excellence and mixing performance. High output rates, product consistency and energy efficiency are hallmarks of our feedscrew technology. Feedscrews are available from 3/4 to 12 inches in diameter with varying L/D’s based on application. Each screw is designed for specific polymers and processes with customization available depending on end product. We support the full range of extrusion and converting applications including blown film, blow molding, cast film, compounding, elastomer, extrusion coating, fiber, laboratory, pipe, profile and tubing, reclaim, sheet and specialty systems. Our sales and service engineers work alongside customers to find the right solution for your manufacturing parameters. P: 860-599-1010 | 1 Extrusion Drive | Pawcatuck, CT 06379 | www.davis-standard.com Copyright 2015 Davis-Standard, LLC

 Open the catalog to page 1
Feedscrews-2

FEEDSCREWS Profitability and Performance Feedscrew design is an integral part of achieving profitability and performance on a daily basis. A better feedscrew equates to a better process. Ongoing research and development at our technical facilities has enabled us to continually improve upon screw design, which has delivered higher outputs and more consistent processing for customers worldwide. Through ongoing experimentation, customer trials, and proven performance in the field, our feedscrews continue to raise the bar in supporting extrusion and converting applications. team of manufacturing...

 Open the catalog to page 2

All Davis Standard Extrusion Systems catalogs and technical brochures

  1. BLOW MOLDING

    2  Pages

  2. DSB SCREWS

    2  Pages

  3. Blown Film

    2  Pages

  4. PAC 50 Winder

    2  Pages

  5. PE Dies

    2  Pages

  6. ProCone Dies

    2  Pages

  7. SLC

    2  Pages

  8. DSX FLEX

    2  Pages

  9. ELF

    2  Pages

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.