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Designs and Development: The Fork Needle

Download PDF Spanish-US English The Pinch Blade

The HDB

The Star Blade

The Crown Needle

The Fork Needle

The Nisert

The Conical Blade or German-French German-French

Fork Needle DetailFork needles are used to produce loop and velour structured needlepunched carpeting and other textured surface nonwovens from preneedled fiber webs. Commercial floor covering, automotive carpeting, wall covering, office partition covering, jacket lining, and other textured surface nonwovens manufactured with our fork needles are realizing ever increasing demand.

The Foster Fork style utilizes the Foster patented side grooves, or indentations on the blade. These side grooves are specially formed to allow space for the fibers to be carried within the circumference of the blade. This allows for lower stress. Also, this results in a loop or velour surface of better form and definition.

The fork opening has a width and depth which can be varied to produce the finished fabric appearance desired. While we have standard fork widths and fork depths for the various blade sizes, when different effects are desired we can vary fork width from .004" to .022" (.10 mm to .56 mm) and we can vary fork depth from .004" to .030" (.10 mm to .76 mm). Naturally each blade size has its own limitations on fork width.

For needles, lengths are available in 1.5mm increments from the standard 2.5 inch or 3 inch lengths. These are color coded for convenience of identification.

Designs and Development

The Foster Formed Barb
The Pinch Blade
The HDB
The Star Blade
The Chisel Point
The Crown Needle
The Fork Needle
The Nisert
The Conical Blade
Product Specifications

Barb Measurement Designations
Body Styles
Calculations and Conversions
Felting Needle Gauge/Diameter Measurements
Point to Various Barbs
Total Barb Depth to Blade Gauge Guide

FOSTER NEEDLE CO., INC.
4343 Expo Drive
PO Box 1027
Manitowoc WI  USA  54221-1027
Phone: 920-682-6314
Fax: 920-682-5331
E-mail: sales@fosterneedleusa.com
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