TSUBAKI Bearing Roller Conveyor Chain
Standard (Previous) Specifications
Offers 5x the wear life of general use conveyor chain (DT Series), reduces required motor kW by 1/3, and allows users to go two sizes down for overall equipment savings.
Available with BR, BF
[Operating temperature range]
BR, BF: -20ºC to 80ºC
BS: -20ºC to 50ºC
Structure & Features
Conveyor chain with cylindrical bearings between the rollers and bushes. Has the same dimensions as general use conveyor chain with R or F rollers.
Structural diagram
Comparison of bush – roller wear life
*In-house test comparison (under lube-free conditions)
Has 5x the wear life of DT Series and 3x the wear life of AT Series under lube-free operation.
Roller Types
BR Type
BF Type
Reference Number System
| RF3075 | B | R | – | DT | – | 1L | A2 |
| (1) | (2) | (3) | (4) | (5) | (6) |
(1) Chain size
(2) Bearing rollers
(3) Roller type: R = R roller, F = F roller, S = S roller
(4) Series
(5) Attachment spacing
(6) Attachment type
List of Sizes, Maximum Allowable Load, and Roller Allowable Load (unit: kN)
| Chain size | Max. allowable load | Roller allowable load | |||
|---|---|---|---|---|---|
| BR Type | BF Type | BR・BF Type | R Roller | F Roller | |
| DT Series | AT Series | ||||
| RF03075BR | RF03075BF | 4.20 | 7.85 | 1.96 | 1.27 |
| RF03100BR | RF02100BF | 4.20 | 7.85 | 1.96 | 1.27 |
| RF05100BR | RF05100BF | 9.80 | 14.7 | 3.04 | 1.96 |
| RF05125BR | RF05125BF | 9.80 | 14.7 | 3.04 | 1.96 |
| RF05150BR | RF05150BF | 9.80 | 14.7 | 3.04 | 1.96 |
| RF08125BR | – | 11.2 | 14.7 | 4.12 | 2.65 |
| RF08150BR | RF08150BF | 11.2 | 14.7 | 4.12 | 2.65 |
| RF10100BR | RF10100BF | 16.1 | 23.5 | 5.49 | 3.43 |
| RF10125BR | RF10125BF | 16.1 | 23.5 | 5.49 | 3.43 |
| RF10150BR | RF10150BF | 16.1 | 23.5 | 5.49 | 3.43 |
| RF12200BR | RF12200BF | 26.6 | 36.3 | 8.34 | 5.49 |
| RF12250BR | RF12250BF | 26.6 | 36.3 | 8.34 | 5.49 |
| RF17200BR | RF17200BF | 35.0 | 54.9 | 14.1 | 9.81 |
| RF17250BR | RF17250BF | 35.0 | 54.9 | 14.1 | 9.81 |
| RF17300BR | RF17300BF | 35.0 | 54.9 | 14.1 | 9.81 |
| RF26250BR | RF26250BF | 44.9 | 72.6 | 19.6 | 13.7 |
| RF26300BR | RF26300BF | 44.9 | 72.6 | 19.6 | 13.7 |
| RF26450BR | RF26450BF | 44.9 | 72.6 | 19.6 | 13.7 |
| RF36300BR | RF36300BF | 68.0 | 97.1 | 27.5 | 18.6 |
| RF36450BR | RF36450BF | 68.0 | 97.1 | 27.5 | 18.6 |
| RF36600BR | RF36600BF | 68.0 | 97.1 | 27.5 | 18.6 |
- Contact a Tsubaki representative regarding inch sizes.
