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  • Free Flow Large Size Conveyor Chain

Conveyor Chain with Top Rollers

Top rollers are attached to a base conveyor chain between pitches, allowing for direct support of conveyed items.

Top rollers available in engineering plastic and bearing roller specs as well.

Cannot use standard sprockets. Contact a Tsubaki representative regarding special sprockets for this chain.

Conveyor Chain with Top Rollers

1. Applications

  • Chain can be run continuously while conveyed items on top of the conveyor can be accumulated temporarily with a stopper.
  • Conveying and stopping can be performed simultaneously on top of the same chain.
Fig. 1
  • Alleviates impacts during transfer
Fig. 2

2. Model Numbering Example

RF17200 R - AT - 2L TRH
(1) (2) (3) (4) (5)
  • (1) Chain size
  • (2) Double Plus Chain
  • (3) Series
  • (4) Attachment spacing
  • (5) Top roller: TRN = Non-heat treated top roller, TRH = Heat treated top roller

3. Table of Sizes, and Roller Allowable Load

Chain size Pitch (mm) Top roller allowable load (kN)/each
Non-heat treated Heat treated
RF03075R-TR 75 0.34 0.59
RF03100R-TR 100 0.34 0.59
RF05100R-TR 100 0.64 1.03
RF05150R-TR 150 0.64 1.03
RF08150R-TR 150 0.78 1.27
RF10150R-TR 150 1.13 1.91
RF6205R-TR 152.4 1.47 2.5
RF12200R-TR 200 1.47 2.5
RF17200R-TR 200 2.45 4.12
  • Refer to the base chain values for Max. Allowable Load.
  • Top roller allowable load shows values under lubricated conditions.