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

WAF548 N/A Fibre N/A 0.305 Inch N/A 0.140 Inch N/A 0.015 Inch N/A Gray
WAF2815 N/A Fibre N/A 0.305 Inch0.310 Inch N/A 0.165 Inch0.168 Inch N/A 0.030 Inch N/A Black
WAF2527 N/A Fibre N/A 0.305 Inch0.310 Inch N/A 0.188 Inch0.192 Inch N/A 0.031 Inch N/A Black
WAF2254 N/A Fibre N/A 0.306 Inch N/A 0.125 Inch N/A 0.031 Inch N/A Red
WAF848 N/A Fibre N/A 0.307 Inch0.317 Inch N/A 0.173 Inch0.177 Inch N/A 0.028 Inch0.034 Inch N/A Red
WAF591 N/A Fibre N/A 0.307 Inch0.317 Inch N/A 0.193 Inch0.213 Inch N/A 0.035 Inch0.045 Inch N/A Gray
WAF449 N/A Fibre N/A 0.307 Inch0.317 Inch N/A 0.193 Inch0.213 Inch N/A 0.035 Inch0.045 Inch N/A
WAF1833 N/A Fibre N/A 0.308 Inch N/A 0.122 Inch N/A 0.046 Inch N/A Black
WAF2331 N/A Fibre N/A 0.310 Inch N/A 0.140 Inch N/A 0.079 Inch N/A Gray
WAF2174 N/A Fibre N/A 0.310 Inch N/A 0.119 Inch N/A 0.062 Inch N/A Black
WAF547 N/A Fibre N/A 0.310 Inch N/A 0.172 Inch N/A 0.030 Inch N/A Gray
WAF2468 N/A Fibre N/A 0.310 Inch0.316 Inch N/A 0.130 Inch0.15 Inch N/A 0.017 Inch0.023 Inch N/A Gray
WAF2298 N/A Fibre N/A 0.312 Inch N/A 0.031 Inch N/A 0.031 Inch N/A Black
WAF2105 N/A Fibre N/A 0.312 Inch N/A 0.098 Inch N/A 0.031 Inch N/A Gray
WAF2026 N/A Fibre N/A 0.312 Inch N/A 0.116 Inch N/A 0.016 Inch N/A Gray
WAF573 N/A Fibre N/A 0.312 Inch N/A 0.120 Inch N/A 0.020 Inch N/A Gray
WAF1336 N/A Fibre N/A 0.312 Inch N/A 0.120 Inch N/A 0.047 Inch N/A Gray
WAF2116 N/A Fibre N/A 0.312 Inch N/A 0.124 Inch N/A 0.020 Inch N/A Gray
WAF136 N/A Fibre N/A 0.312 Inch N/A 0.125 Inch N/A 0.031 Inch N/A Red
WAF220 N/A Fibre N/A 0.312 Inch N/A 0.125 Inch N/A 0.031 Inch N/A Gray
WAF2652 N/A Fibre N/A 0.312 Inch N/A 0.125 Inch N/A 0.062 Inch N/A Red
WAF2349 N/A Fibre N/A 0.312 Inch N/A 0.125 Inch N/A 0.062 Inch N/A Gray
WAF1829 N/A Fibre N/A 0.312 Inch N/A 0.125 Inch N/A 0.062 Inch N/A Gray
WAF656 N/A Fibre N/A 0.312 Inch N/A 0.129 Inch N/A 0.020 Inch N/A Gray
WAF2823 N/A Fibre N/A 0.312 Inch N/A 0.138 Inch N/A 0.010 Inch N/A Black
Unit of Measure
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