New Process Fibre Company, Inc.
12655 North First Street
P.O. Box 2009
Greenwood, DE 19950
Toll Free: 800-497-4520 • Fax: 302-349-5730
Email: sales@newprocess.com • Website: www.newprocess.com
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Vulcanized Fibre is a laminated plastic composed of natural cellulose. Vulcanzied Flat Fibre Washers made from this material is an excellent alternative in many applications. One of the first plastics ever developed. Vulcanized Fibre is a tough, resilient material that is lighter than aluminum, tougher than leather, stiffer than most thermoplastics. Standard Colors available are Red, Black, White and Grey.  Other colors are available upon request.

All Washers are available in English and Metric Units. 

  • Good Impact Resistance
  • High Tear Strength and Smooth
  • Abrasion Resistant Surface
  • Can be punched with excellent results
  • Good Arc and Track Resistance
  • U.L. 94HB Flammability rating
  • Impervious to most organic solvents, oils, and petroleum derivatives
  • Vulcanized Fibre Flat Washers
  • Vulcanized Fibre is an excellent choice for use in oil

Typical Properties of Vulcanized Fibre

General Properties (HB-77) Thickness Commercial Grade Electrical Grade
Density (min.) 1/16" 1.15 g/cm3 1.10 g/cm3
Tensile Strength 1/16" 13.5 kpsi 0.015" @15 kpsi
Flexural Strength 1/16" 20 kpsi -
Compressive Strength 1/16" 35 kpsi -
Izod Impact Strength 1/16" 2.3 ft-lbs./in -
Mullen Burst Strength 0.015" 300 psi 270 psi
Dielectric Strength 1/16" 175 volts/mil 300 volts/mil
Arc Resistance 1/16" 100 seconds -
Water Absorption 1/16" 52%/2hrs. -
UL Flammability above 0.030" 94HB 94HB

Data Supplied by Toyo Fibre

Email us your part drawing(s) by clicking the "REQUEST INFORMATION" tab above and complete our on-line form and we will provide you with a detailed quotation.

vulcanized-washers
Unit of Measure
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Item #

Material

Outer Diameter

Inner Diameter

Thickness

Color

WAF383 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.031 Inch N/A Red
WAF2517 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.046 Inch N/A Red
WAF2647 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.062 Inch N/A Red
WAF765 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.062 Inch N/A Black
WAF181 N/A Fibre N/A 0.25 Inch N/A 0.127 Inch0.132 Inch N/A 0.032 Inch N/A
WAF1070 N/A Fibre N/A 0.25 Inch N/A 0.128 Inch N/A 0.010 Inch N/A Black
WAF1048 N/A Fibre N/A 0.25 Inch N/A 0.128 Inch N/A 0.010 Inch N/A Black
WAF1666 N/A Fibre N/A 0.25 Inch N/A 0.136 Inch N/A 0.062 Inch N/A Gray
WAF2478 N/A Fibre N/A 0.25 Inch N/A 0.140 Inch N/A 0.020 Inch N/A Gray
WAT6699 N/A Fibre N/A 0.25 Inch N/A 0.140 Inch N/A 0.031 Inch N/A Black
WAF1688 N/A Fibre N/A 0.25 Inch N/A 0.140 Inch N/A 0.031 Inch N/A Gray
WAF2408 N/A Fibre N/A 0.25 Inch N/A 0.141 Inch N/A 0.062 Inch N/A Gray
WAF1390 N/A Fibre N/A 0.25 Inch N/A 0.141 Inch N/A 0.062 Inch N/A Gray
WAF1948 N/A Fibre N/A 0.25 Inch N/A 0.145 Inch N/A 0.015 Inch N/A Gray
WAF1643 N/A Fibre N/A 0.25 Inch N/A 0.145 Inch0.15 Inch N/A 0.046 Inch N/A
WAF735 N/A Fibre N/A 0.25 Inch N/A 0.15 Inch N/A 0.031 Inch N/A Black
WAF213 N/A Fibre N/A 0.252 Inch N/A 0.069 Inch N/A 0.020 Inch N/A Gray
WAF2482 N/A Fibre N/A 0.254 Inch N/A 0.109 Inch N/A 0.031 Inch N/A Black
WAF2441 N/A Fibre N/A 0.256 Inch N/A 0.106 Inch N/A 0.017 Inch0.022 Inch N/A Black
WAF2913 N/A Fibre N/A 0.259 Inch N/A 0.096 Inch N/A 0.063 Inch N/A Gray
WAF1863 N/A Fibre N/A 0.266 Inch N/A 0.130 Inch N/A 0.020 Inch N/A Gray
WAF164 N/A Fibre N/A 0.270 Inch N/A 0.130 Inch N/A 0.020 Inch N/A Gray
WAF2838 N/A Fibre N/A 0.272 Inch N/A 0.182 Inch N/A 0.031 Inch N/A Red
WAF2486 N/A Fibre N/A 0.276 Inch N/A 0.118 Inch N/A 0.020 Inch N/A Gray
WAF2416 N/A Fibre N/A 0.276 Inch N/A 0.126 Inch N/A 0.020 Inch N/A Gray
Unit of Measure
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