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
Items Vulcanized Fibre Washers
WAF145
Vulcanized Fibre Washer 		Vulcanized Fibre Washers
WAF660
Hard Vulcanized Fibre Washer 		Vulcanized Fibre Washers
WAF2259
Vulcanized Fibre Washer 		Vulcanized Fibre Washers
WAF683
Vulcanized Fibre Washer 		Vulcanized Fibre Washers
WAF2827
Vulcanized Fibre Washer
Material N/A Vulcanized Fiber N/A Hard Vulcanized Fiber N/A Vulcanized Fiber N/A Vulcanized Fiber N/A Vulcanized Fiber
Outer Diameter N/A 0.202 Inch0.212 Inch N/A 1.000 Inch N/A 1.370 Inch N/A 1.720 Inch N/A 0.312 Inch
Inner Diameter N/A 0.086 Inch0.092 Inch N/A 0.75 Inch N/A 0.447 Inch N/A 1.340 Inch N/A 0.132 Inch
Thickness N/A 0.028 Inch0.034 Inch N/A 0.031 Inch N/A 0.125 Inch N/A 0.040 Inch0.06 Inch N/A 0.010 Inch
Color N/A Gray N/A N/A Gray N/A Gray N/A Gray
Quantity N/A