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.comWebsite: 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

WAF2447 N/A Fibre N/A 0.38 Inch N/A 0.255 Inch0.26 Inch N/A 0.046 Inch N/A Gray
WAF928 N/A Fibre N/A 0.38 Inch N/A 0.16 Inch0.165 Inch N/A 0.012 Inch0.018 Inch N/A
WAF2247 N/A Fibre N/A 0.38 Inch N/A 0.167 Inch N/A 0.040 Inch0.06 Inch N/A Gray
WAF1766 N/A Fibre N/A 0.386 Inch0.390 Inch N/A 0.207 Inch0.211 Inch N/A 0.047 Inch N/A Gray
WAF1529 N/A Fibre N/A 0.391 Inch N/A 0.203 Inch N/A 0.040 Inch N/A Gray
WAF620 N/A Fibre N/A 0.394 Inch N/A 0.197 Inch N/A 0.040 Inch N/A Gray
WAF2191 N/A Fibre N/A 0.394 Inch N/A 0.197 Inch N/A 0.040 Inch N/A Gray
WAF1542 N/A Fibre N/A 0.394 Inch N/A 0.201 Inch N/A 0.046 Inch N/A Red
WAF2621 N/A Fibre N/A 0.394 Inch N/A 0.205 Inch N/A 0.040 Inch N/A Black
WAF1557 N/A Fibre N/A 0.394 Inch N/A 0.216 Inch N/A 0.028 Inch N/A Gray
WAF2150 N/A Fibre N/A 0.398 Inch N/A 0.194 Inch N/A 0.062 Inch N/A Red
WAF2430 N/A Fibre N/A 0.40 Inch N/A 0.095 Inch N/A 0.062 Inch N/A Black
WAF2158 N/A Fibre N/A 0.401 Inch0.411 Inch N/A 0.230 Inch N/A 0.020 Inch N/A Gray
WAF2121 N/A Fibre N/A 0.406 Inch N/A 0.187 Inch N/A 0.031 Inch N/A Gray
WAF2488 N/A Fibre N/A 0.406 Inch N/A 0.187 Inch N/A 0.062 Inch N/A Black
WAF2925 N/A Fibre N/A 0.406 Inch N/A 0.190 Inch N/A 0.062 Inch N/A Black
WAF157 N/A Fibre N/A 0.406 Inch N/A 0.203 Inch N/A 0.125 Inch N/A Gray
WAF2529 N/A Fibre N/A 0.406 Inch N/A 0.250 Inch N/A 0.020 Inch N/A Gray
WAF677 N/A Fibre N/A 0.406 Inch N/A 0.250 Inch N/A 0.020 Inch N/A Gray
WAF2766 N/A Fibre N/A 0.406 Inch N/A 0.252 Inch N/A 0.031 Inch N/A Red
WAF2421 N/A Fibre N/A 0.406 Inch N/A 0.265 Inch N/A 0.031 Inch N/A Gray
WAF1882 N/A Fibre N/A 0.406 Inch N/A 0.306 Inch N/A 0.031 Inch N/A Red
WAF2612 N/A Fibre N/A 0.406 Inch N/A 0.312 Inch N/A 0.031 Inch N/A Red
WAF1220 N/A Fibre N/A 0.414 Inch N/A 0.320 Inch N/A 0.031 Inch N/A Gray
WAF2172 N/A Fibre N/A 0.420 Inch N/A 0.26 Inch N/A 0.031 Inch N/A Gray
Unit of Measure
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