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

WAF2781 N/A Fibre N/A 0.249 Inch N/A 0.127 Inch N/A 0.047 Inch N/A Red
WAF776 N/A Fibre N/A 0.25 Inch N/A 0.062 Inch N/A 0.020 Inch N/A Gray
WAF1658 N/A Fibre N/A 0.25 Inch N/A 0.083 Inch N/A 0.020 Inch N/A Gray
WAF1795 N/A Fibre N/A 0.25 Inch N/A 0.093 Inch N/A 0.010 Inch N/A Gray
WAF1556 N/A Fibre N/A 0.25 Inch N/A 0.093 Inch N/A 0.015 Inch N/A Black
WAF2857 N/A Fibre N/A 0.25 Inch N/A 0.093 Inch N/A 0.015 Inch N/A Gray
WAT5363 N/A Fibre N/A 0.25 Inch N/A 0.093 Inch N/A 0.016 Inch N/A Black
WAF991 N/A Fibre N/A 0.25 Inch N/A 0.093 Inch N/A 0.031 Inch N/A Gray
WAF2738 N/A Fibre N/A 0.25 Inch N/A 0.0938 Inch N/A 0.015 Inch N/A Gray
WAF2739 N/A Fibre N/A 0.25 Inch N/A 0.0938 Inch N/A 0.031 Inch N/A Red
WAF2161 N/A Fibre N/A 0.25 Inch N/A 0.108 Inch N/A 0.015 Inch N/A Gray
WAF2407 N/A Fibre N/A 0.25 Inch N/A 0.115 Inch N/A 0.062 Inch N/A Gray
WAF2706 N/A Fibre N/A 0.25 Inch N/A 0.119 Inch N/A 0.020 Inch N/A Gray
WAF2167 N/A Fibre N/A 0.25 Inch N/A 0.119 Inch N/A 0.046 Inch N/A Gray
WAF1413 N/A Fibre N/A 0.25 Inch N/A 0.120 Inch N/A 0.015 Inch N/A Gray
WAF2908 N/A Fibre N/A 0.25 Inch N/A 0.120 Inch N/A 0.032 Inch N/A Gray
WAF1254 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.010 Inch N/A Gray
WAF2104 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.010 Inch N/A Gray
WAF1888 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.015 Inch N/A Gray
WAF844 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.015 Inch N/A Red
WAF2669 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.015 Inch N/A Gray
WAF2506 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.030 Inch N/A Black
WAF1984 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.031 Inch N/A Black
WAT5599 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.031 Inch N/A Black
WAF992 N/A Fibre N/A 0.25 Inch N/A 0.125 Inch N/A 0.031 Inch N/A Gray
Unit of Measure
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