This form of chain drive is made from a series of cylindrical rollers fastened together with side links. … Duplex roller chains consist of another row of plates providing the same number of sprocket teeth slots running in parallel to the first two in a simplex model, with roller bearings and pins in between.

What does duplex chain mean?

noun. engineering a roller chain having two sets of rollers linked together, used for heavy-duty applications.

Where are duplex roller chains used?

• Machinery.
• Railway Industry.
• Quaries.
• Agricultural Equipment.
• Textile Machinery.
• Printing Equipment.
• Transport.
• Fairground Rides.