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

WAF208 N/A Fibre N/A 0.5 Inch N/A 0.312 Inch N/A 0.047 Inch N/A Gray
WAF649 N/A Fibre N/A 0.5 Inch N/A 0.312 Inch N/A 0.062 Inch N/A Gray
WAF2039 N/A Fibre N/A 0.5 Inch N/A 0.313 Inch N/A 0.046 Inch N/A Red
WAF56 N/A Fibre N/A 0.5 Inch N/A 0.314 Inch0.318 Inch N/A 0.031 Inch N/A
WAF971 N/A Fibre N/A 0.5 Inch N/A 0.325 Inch N/A 0.040 Inch N/A Gray
WAF678 N/A Fibre N/A 0.5 Inch N/A 0.325 Inch N/A 0.093 Inch N/A Gray
WAF1350 N/A Fibre N/A 0.5 Inch N/A 0.325 Inch N/A 0.093 Inch N/A Gray
WAF421 N/A Fibre N/A 0.5 Inch N/A 0.328 Inch N/A 0.015 Inch N/A Black
WAF2071 N/A Fibre N/A 0.5 Inch N/A 0.328 Inch N/A 0.062 Inch N/A Gray
WAF1737 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.015 Inch N/A Gray
WAF39 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.031 Inch N/A
WAF2562 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.031 Inch N/A Black
WAF731 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.031 Inch N/A Gray
WAF480 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.031 Inch N/A Red
WAF1131 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.046 Inch N/A Red
WAF859 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.047 Inch N/A Gray
WAF960 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.062 Inch N/A Gray
WAF1009 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.062 Inch N/A Gray
WAF1810 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.062 Inch N/A Black
WAF1844 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.062 Inch N/A Black
WAF2762 N/A Fibre N/A 0.5 Inch N/A 0.375 Inch N/A 0.062 Inch N/A Black
WAF2015 N/A Fibre N/A 0.5 Inch N/A 0.437 Inch N/A 0.031 Inch N/A Gray
WAF399 N/A Fibre N/A 0.5 Inch N/A 0.257 Inch N/A 0.015 Inch N/A Black
WAF2010 N/A Fibre N/A 0.503 Inch N/A 0.185 Inch N/A 0.062 Inch N/A Gray
WAF1470 N/A Fibre N/A 0.503 Inch N/A 0.263 Inch N/A 0.062 Inch N/A Black
Unit of Measure
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