Double pitch chain

On the whole, conveyor chains are operated for longer distances and at decrease speeds than transmission chains. Accordingly, despite the fact that the pins, bushings and rollers are left unchanged, as well as the plate pitch is doubled to cut back the number of sprocket teeth engaged using the chain to half, the put on of pins, bushings and rollers is modest because the chain velocity is lower. Double Pitch Chains, conform to ANSI standard and “Ultimate Lifestyle Chain Series” and “Environment Resistant Chain Series”, as are single pitch chains are also out there.
Double pitch chain with resin rollers
This can be a Double Pitch Chain with R Roller made from resin, which generates less noise and lighter bodyweight in contrast with steel rollers. So, the chain is suitable to get a conveyor process made to operate quietly and convey light-weight posts. Because the components other than rollers are manufactured from steel, the typical tensile power of a resin roller chain would be the same as that of the steel roller chain. On the other hand, the “maximum allowable load” on the chain should be stored reduce, as proven within the following table, to prevent damage towards the plastic rollers from the strain in the engagement with sprockets.
The “Allowable load of resin rollers” refers to the allowable load acting when conveyed articles press the resin rollers traveling to the floor surface this kind of as guid rails.
Large roller (R) and little rollers (S)
Due to the fact double pitch chains are often utilized for conveying items on a horizontal floor, chains built for this purpose have increased roller diameter equal to that of single pitch chains of the same pitch for improved load capability and decrease traveling resistance. These rollers with bigger outer diameter are identified as “large rollers”, along with the frequent rollers are called “small rollers”.
In this catalog, significant rollers are expressed as R Roller, and tiny rollers as S Roller.
Designation of double pitch chains
A double pitch chain is designated, as from the following instance, according to the nominal amount of the single pitch chain it is actually depending on.
Connecting back links
For that connecting hyperlinks of double pitch chains of all sizes, the connecting plates and connecting pins are clearance-fitted. For C2060H or smaller, the spring clip style (R connecting link) is common. For C2080H or greater, the cotter type (C connecting link) is common. Connecting links with an attachment, best roller or side roller are also offered.


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