We offer among the most considerable lines of specialty Maintenance Absolutely free roller chain merchandise accessible to fi t a wide array of specific application requirements. Designers can decide on the series that very best fi ts the distinct requires in the application. These chains need to be specifi ed only when circumstances prohibit the use of lubricating oil given that, in general, a effectively lubricated regular chain will off er longer lifestyle in contrast using a servicing free chain. In some applications nevertheless lubrication isn?¡¥t achievable and so the usage of a self lubricated or sealed roller chain is important.
General Properties of Maintenance Cost-free Roller Chain Merchandise
Sintered Bushed (SL-Series) Chains
Oil impregnated powdered metal sintered bushings release oil towards the chain joint because of the friction designed concerning the pin and bushing since the chain articulates more than the sprocket teeth. These chains are rollerless and therefore use thick sectioned powdered metal bushings which can hold a high volume of oil.
PT Kind Roller Chains
Oil impregnated powdered metal sintered bushings release oil to the chain joint due to the friction created amongst the pin and bushing as the chain articulates over the sprocket teeth. These chains possess rollers to smooth the action more than sprocket teeth. Roller link plates are 1 size thicker to boost strength. Side plates and pins have exclusive coatings to avoid rust.
C-Type Roller Chains
Exact same as above except the side plates are all regular thickness. The strength in the CS Variety chains is less than the PT Kind but greater than the SL variety. Attachments with typical dimen-sions may be used for this series and as a result they are really usually made use of on little materials handling conveyors.
Specifi ed on smaller pitch roller chains O-Ring chains utilize a rubber seal to help keep lubricating grease in although avoiding the penetration of grime together with other contaminants to the pin/bush-ing bearing spot.
Seal Guard Roller Chains
Specifi ed on larger pitch roller chains Seal Guard chains make use of a stainless steel seal to help keep lubricating grease in when avoiding the penetration of filth along with other contaminants into the pin/bushing bearing spot.