Maintenance Free Roller Chain – General Information

Basic Details
We offer among the most intensive lines of specialty Maintenance Free roller chain merchandise obtainable to fi t a broad array of particular application wants. Designers can pick out the series that greatest fi ts the unique demands of your application. These chains need to be specifi ed only when circumstances prohibit using lubricating oil because, in general, a very well lubricated regular chain will off er longer existence in contrast having a servicing totally free chain. In some applications even so lubrication isn?¡¥t attainable and so the use of a self lubricated or sealed roller chain is necessary.
Standard Properties of Maintenance Totally free Roller Chain Items
Sintered Bushed (SL-Series) Chains
Oil impregnated powdered metal sintered bushings release oil towards the chain joint as a result of friction formulated between the pin and bushing since the chain articulates over the sprocket teeth. These chains are rollerless and as a result use thick sectioned powdered metal bushings which might hold a substantial volume of oil.
PT Sort Roller Chains
Oil impregnated powdered metal sintered bushings release oil on the chain joint because of the friction formulated concerning the pin and bushing as the chain articulates in excess of the sprocket teeth. These chains possess rollers to smooth the action more than sprocket teeth. Roller hyperlink plates are a single size thicker to improve power. Side plates and pins have unique coatings to avoid rust.
C-Type Roller Chains
Similar as above except that the side plates are all typical thickness. The strength on the CS Variety chains is less than the PT Kind but higher than the SL sort. Attachments with conventional dimen-sions can be utilized for this series and consequently they’re generally used on compact material managing conveyors.
P-Ring Chains
Specifi ed on smaller pitch roller chains O-Ring chains utilize a rubber seal to keep lubricating grease in although preventing the penetration of grime and various contaminants into the pin/bush-ing bearing region.
Seal Guard Roller Chains
Specifi ed on bigger pitch roller chains Seal Guard chains make use of a stainless steel seal to maintain lubricating grease in though stopping the penetration of grime and other contaminants into the pin/bushing bearing location.

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