Technical Information –Chain Selection

For Use in Circumstances Exposed to Water or Sea Water Drops
When chains are exposed to rainwater or sea water drops, lowering of power and brittleness by corrosion, sudden dress in, bending failure by rusting and roller rotation failure and so on. take place. In this kind of cases, based on the circumstance, stainless steel or higher guard chains or chains with stainless steel components are suggested. The higher guard chains are highly rated by our clients. For making use of chains beneath water, see the following “For In-water Use”.
For In-water Use
When utilizing chains in water or sea water, brittle fracture and corrosion have to be taken into consideration along with the adverse situations stated within the over section. For this function, we manufacture Water Treatment method Conveyor Chains which includes Traveling Water Screen Transfer Chain, Rake Chain, Sewage Remedy Chain, BT Bushing Chain for Water Therapy Drive Unit. Chains with stainless steel parts, with specially coated plates or stainless steel chains are advisable. Additionally, as corrosion resistant bearings which may be employed in-water, stainless steel, Diesten and Diemec bearings are available.
For Use in Acidic or Alkali Environments
In acidic or alkali environments, stress corrosion, hydrogen embrittlement, intergranular corrosion, and so forth. are brought about in addition to widespread complications encountered in other corrosive environments. Area “5-4 Corrosion Resistance Against Different Substances” lists the corrosion resistance of chain resources to different substances.
Especially, components made from 13Cr stainless steel may possibly rust dependent on problems.
Chain daily life is extended by periodical lubrication. Lubrication also lowers the demanded power. Nonetheless, note that, below some support disorders, lubrication may adversely have an effect on the chain, or be regulated by law, etc.
?Lubrication intervals
It can be a general rule to lubricate about after every week, but depending on the circumstances during operation plus the state of lubricating oil, lubricate as essential.
As lubrication approaches, coating or drip lubrication is advisable. As to the areas of lubrication, see the following illustration.
For successful lubrication, clean the chain before lubrication. Pick a lubrication technique appropriate to the precise services condition.
?Automated lubrication (oiling) device
We have now several automated lubrication (oiling) products. Check with us should you be applying chains in a setup the place lubrication is tricky or should you strategy to automate lubrication.
When Lubrication Will not be Possible
Lubrication is totally needed for extending the lifestyle on the chain. Nonetheless, below some disorders, lubrication might not be useful.
Keep away from lubrication during the following scenarios:
1) The chain is embedded from the loads (granular material, powder, etc.).
2) Granular material and powder deposit about the chain when carried by pan or apron conveyors. Right here, lubrication functions adversely.
3) The chain temperature gets to be large.
4) Problems in which lubrication is prohibited by laws or laws.
Once the chain cannot be lubricated or is being used to convey meals, we suggest working with our resin, oilless or stainless steel bearings.
For Use with Foods
When applying chains for driving or conveying inside of a food processing machine, in particular once the foods straight contacts the chain, stainless steel is needed by FDA laws.
Stainless steel chains (S3) manufactured from 18-8 stainless steel are proposed. We also manufacture chains with neat visual appeal that give a clean impression built especially for use with meals items. Contact us for additional information and facts.


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SSJ Timing Pulley Co., Ltd.

Mail: [email protected]

As one of leading manufacturers, suppliers and exporters of mechanical products in China, We offer reducers, sprockets, industrial and conveyor chain, belts, pulleys, gears, racks, gearboxes, motors, PTO Shafts, taper lock Bushing, vacuum Pumps, screw air compressors and many other products. Please contact us for details.

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