Goodyear Rubber Products
CALL
TOLL FREE
IN THE USA
1-866-711-4673
INTERNATIONAL SALES CALL
+1-727-342-5086
WE SHIP WORLDWIDE
International Sales Click Here
Get A
Quote
Now
Home
About Us
Product Brands
Catalogs
Contact Us
Locations
Corporate Headquarters,
Clearwater, Florida, (FL)
Parker Store, Bradenton, Florida, (FL)
Parker Store, St. Petersburg, (FL)
Parker Store, Ft. Myers, Florida, (FL)
Parker Store, Naples, Florida, (FL)
Parker Store, Tampa, Florida, (FL)
<< Previous Page
Click Here
to open this page in a new window.
Next Page >>
OIL AND CHEMICAL RESISTANCE OF POWER TRANSMISSION BELTS OIL AND CHEMICAL RESISTANCE OF POWER TRANSMISSION BELTS In general, the presence of oil or chemicals in contact with In addition, there are a great number of chemicals, such as any belt drive system can materially affect the life span and gasoline, which swell rubber or extract ingredients from the operational characteristics of the system. The concentration of belt's rubber compounds. These may cause embrittlement, the chemical or oil involved, length and type of exposure, cracking, or swelling of the belt, which results in deterioration choice of belt type used, and environmental conditions, such of performance. as heat and humidity, all contribute to the rate and degree of If the drive is subjected to the accumulation of a considerable affect on the performance and deterioration. amount of oil and grease on the belt, it may preclude the use Two effects may be noted when belts are exposed to oil and/or of a V-belt or a V-ribbed belt. Synchronous belts are not sub- chemicals. The most obvious is a swelling or increase in stantially affected by the loss of friction coefficient and may dimensions of the cross section so that they no longer fit the be capable of limited operation under these conditions. pulley or sheave groove properly. Less apparent at casual As can be seen from the above, there are many variables. observation, is the deterioration of the original physical prop- However, the following general guidelines might be of use in erties, which includes adhesion between the belt components. selecting a belt drive system subjected to a chemical environ- If the degree of swelling and/or loss of physical properties is ment. significant, the life of the belt will be substantially shortened. 1. Prevent the accumulation of contaminants. The above effects may be brought about by a large variety of chemicals, notably oils, acids, and solvents. 2. If the belts are to be subjected to only an occasional contamination contact, a standard construction V- or No one synthetic rubber is resistant to all of these. Some com- synchronous belt can be used. pounds may be excellent for one chemical, but poor for another, and only adequate for still another. 3. If the belts are expected to give long, trouble-free opera- tion on an industrial drive, and they are in contact with Because of this, all stock belts manufactured by Goodyear are oil or exposed to an atmosphere laden with chemicals or constructed to be reasonably oil and chemical resistant. The solvents, consult a manufacturer for recommendations. nature of the compounds and/or belt construction may min- imize swelling and deterioration. Occasional splattering by oils and greases does not usually adversely affect standard belts. The automotive fan belt is a typical example. Source: RMA 1P-3-2, 1997 GENERAL 91 OIL AND CHEMICAL RESISTANCE OF POWER TRANSMISSION BELTS
Goodyear Rubber Products
