Conveyor Type Selection

According to conveyed object type (unit or bulk materials), typical chain conveyor types are sorted as shown on the next page. Therefore, you should choose the formation from among these.
The available chain types are abbreviated below. These abbreviations mean:
  • RF: Double pitch roller chain, RF conveyor chain. Plastic roller and plastic sleeve chain may be used to convey unit materials.
  • RS: RS attachment chain
  • RF-B: RF bearing roller conveyor chain
  • RFN: Bearing bush chain
  • RFD: Deep link chain
  • VR: DOUBLE PLUS® chain

Conveyor Types Material Conveyed
Unit Type of Chain Bulk Type of Chain
Loading Slat Conveyor
Slat Conveyor 		RF-B
RFN
RF
(CT)		 Apron Conveyor
Apron Conveyor		 RF
Pusher Conveyor, Tow Conveyor, Roller Coaster
Pusher Conveyor, Tow Conveyor, Roller Coaster		 RF-B
RFN
RF
(CT)
Free Flow Conveyor
Free Flow Conveyor		 RF-B
RFN
RF
(CT)
Plain Chain Conveyor
Plain Chain Conveyor		 RF-B
RFN
RF
(CT)
Plain Chain Conveyor Trolley Conveyor RF Bucket Elevator Bucket-Type Continuous Unloader
Bucket-Type Continuous Unloader

RF

Special Chain
Trolley Elevator
Trolley Elevator		 RF-B
RFN
RF
(CT)
Tower Parking
Tower Parking		 Special Chain
Pushing or Conveying with Friction Pusher Conveyor
Pusher Conveyor		 RF
NF
RFD		 Scraper/Flight Conveyor
Scraper/Flight Conveyor		 RF
Horizontal Circulating Conveyor
Horizontal Circulating Conveyor		 RF
RFN		 Flow Conveyor
Flow Conveyor		 RF
NFX
  • TR: Top roller chain
  • SR: Outboard roller chain
  • TP: Top chain
  • NF: Block chain (bar and pin)
  • NFX: Block chain—flow conveyor type See Applications section for details of these chains.