Double Pitch Chain with Top Rollers Standard Series

Base chain is available with steel rollers (R, S) or engineering plastic rollers.

1. Steel roller chain
   1. All parts are made of heat treated steel
   2. Operating temperature range -10°C~150°C
   3. Lubrication required
2. Plastic R roller chain
   1. The R roller on the base chain is made of engineering plastic
   2. Features of the engineering plastic R roller chain
      • Lightweight: 40% weight reduction compared with steel roller chain
      • Low noise: 5 to 7 dB noise reduction compared with steel roller chain
      • Lower running resistance: 30% less resistance compared with steel roller chain
      • Color of engineering plastic roller: white
      • Operating temperature range: -10°C〜80°C
      • Lubrication is basically required between the pins and bushes