Double Flex Chain
These chains are made of heat treated alloy steel. They are designed for large flex radius. The sliding edges can be face hardened.
Promac Double Flex Chain articulates on two planes with a large sliding area, which decreases wear on the chain and sliding surface and provides maximum flexibility for both horizontal and vertical movement.

Key qualities are:
  • Induction hardened edges for the highest wear resistance.

  • Large sliding area and maximum flexibility for compact layouts.

  • Prices as a very economical chain for a 48,000 pounds ultimate strength rating per strand.