Load fall prevention Return Roller
KR types
Application・Function
This Roller is used for Return Idler specialized to reduce the fall of Belt deposits by distributing a plurality of rubber rings on the surface of Iron Shell, same character as Roller with Sleeve.
Selection Guide
A thinner rubber ring with a sleeve is used to further reduce the amount of ore dropped. In addition, it is effective to suppress “noise” at the time of Belt contact, and can be selected as a measure against conveyor noise.
Model Number
Outline Dimension
(mm)
|
B W
|
Model
|
D1
|
D2
|
L1
|
L2
|
L3
|
W
|
P
|
P1
|
P2
|
P3
|
K
|
G
|
a
|
b
|
d
|
n
|
BB
|
Weight（kg）
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 400 | KR-400 | 89.1 | 159.1 | 460 | 480 | 502 | 60 | 45 | 83 | – | 84 | 21 | 3 | 8 | 14 | 20 | 2 | 6204ZZ | 7.7 |
| 450 | KR-450 | 89.1 | 159.1 | 510 | 530 | 552 | 60 | 45 | 100 | – | 100 | 21 | 3 | 8 | 14 | 20 | 2 | 6204ZZ | 8.1 |
| 500 | KR-500 | 89.1 | 159.1 | 560 | 580 | 602 | 60 | 45 | 116 | – | 118 | 21 | 3 | 8 | 14 | 20 | 2 | 6204ZZ | 8.5 |
| 600 | KR-600 | 89.1 | 159.1 | 660 | 680 | 702 | 60 | 55 | 143 | – | 144 | 21 | 3 | 8 | 14 | 20 | 2 | 6204ZZ | 9.4 |
| 750 | KR-750 | 89.1 | 159.1 | 850 | 880 | 902 | 60 | 75 | 45 | 160 | 170 | 26 | 3 | 8 | 14 | 20 | 4 | 6204ZZ | 11.8 |
| 900 | KR-900 | 89.1 | 159.1 | 1000 | 1030 | 1052 | 60 | 75 | 45 | 210 | 220 | 26 | 3 | 8 | 14 | 20 | 4 | 6204ZZ | 13.1 |
| 1050 | KR-1050 | 114.3 | 184.3 | 1150 | 1180 | 1210 | 60 | 75 | 50 | 195 | 195 | 30 | 4 | 11 | 18 | 25 | 5 | 6205ZZ | 21.9 |
| 1200 | KR-1200 | 114.3 | 184.3 | 1300 | 1330 | 1360 | 60 | 75 | 50 | 230 | 235 | 30 | 4 | 11 | 18 | 25 | 5 | 6205ZZ | 23.9 |
| 1400 | KR-1400 | 139.8 | 209.8 | 1530 | 1550 | 1580 | 100 | 90 | 55 | 205 | 210 | 25 | 4 | 11 | 22 | 30 | 6 | 6206ZZ | 37.2 |
| 1600 | KR-1600 | 139.8 | 209.8 | 1730 | 1750 | 1780 | 100 | 90 | 55 | 200 | 210 | 25 | 4 | 11 | 22 | 30 | 7 | 6206ZZ | 41.3 |
| 1800 | KR-1800 | 139.8 | 209.8 | 2000 | 2040 | 2070 | 100 | 125 | 85 | 220 | 235 | 35 | 4 | 11 | 25 | 35 | 7 | 6207ZZ | 50.4 |
| 2000 | KR-2000 | 139.8 | 209.8 | 2200 | 2240 | 2270 | 100 | 125 | 85 | 250 | 270 | 35 | 4 | 11 | 25 | 35 | 7 | 6207ZZ | 54.2 |
※ The number (n) of center rubber rings depends on the Belt width.
