High Quality Bottom Roller - Excavator undercarriage part EC290 track/bottom roller made in china – Heli
High Quality Bottom Roller - Excavator undercarriage part EC290 track/bottom roller made in china – Heli Detail:
roller shell material:50Mn/45#
surface hardness:HRC48-58
Quench depth:>8mm
Roller shaft material:45#
Surface hardness:HRC48-58
Quench depth:>3mm
Collar material:QT450-10
Weight:53.5kg
Installation size:320mm,112mm
Features and requirements
The function of the track roller is to transmit the weight of the locomotive unit to the ground and roll on the track. In order to prevent derailment, the track roller should also be able to prevent the crawler from causing lateral relative movement to it.
track roller often work in mud, water, ash and sand, and bear strong impacts. The working conditions are extremely bad and the rims are easy to wear.
The requirements for the track rollers are: wear-resistant rims, reliable bearing seals, and low rolling resistance.
TRACK ROLLER |
|||||||||
KOMATSU |
PC30 |
CAT |
E324 |
DOOSAN |
DH220-9 |
SUNWARD |
SUNWARD50 |
806 |
|
|
PC40 |
|
E324 |
|
DH300 |
|
SUNWARD60./65 |
LIUGONG |
LIUGONG906 |
|
PC45 |
|
E325/325 |
|
DH360/400 |
|
SUNWARD70 |
|
LIUGONG150 |
|
PC50uu |
|
E330 |
|
DH500 |
|
SUNWARD230 |
|
LIUGONG200/925 |
|
pc55/pc50/PC56 |
|
E345 |
HYUNDAY |
R55 |
KUBOTA |
KUBOTA35 |
|
LIUGONG936 |
|
PC60-6 |
|
E350 |
|
R60/R60-5/-7 |
|
KUBOTA60/50/55 |
|
YANMAN55 |
|
PC60-7 |
|
E375 |
|
R80 |
|
KUBOTA85 |
|
YANMAN75 |
|
PC60-7 |
|
E385 |
|
R130/R150 |
|
KUBOTA161 |
|
ZY200 |
|
PC100 |
|
E390 |
|
R200/225-7 |
|
KUBOTA155 |
|
ZY300 |
|
PC200 |
KOBELCO |
SK55 |
|
R275-9 |
|
|
|
JCB8056 |
|
PC300/-5 |
|
SK60-3/5 |
|
R290/R305 |
|
TAKEUCHI150 |
|
JCB220 |
|
PC400/PC450 |
|
SK60-8 |
|
R370 |
|
TAKEUCHI160/TAKEUCHI60 |
|
60 |
|
PC650-8 |
|
SK100 |
|
R485 |
|
TAKEUCHI171/175 |
|
65/60 |
|
PC650-5/750 |
|
SK140 |
YUCHAI |
CY35 |
CASE |
CASE35 |
|
Ishikawa island50/60 |
|
PC800 |
|
SK200 |
|
CY60 |
|
CASE55 |
|
210 |
|
PC1250 |
|
SK230 |
|
CY85 |
|
CASE75 |
|
60 |
HITACHI |
EX55 |
|
SK270 |
|
CY135 |
|
CASE360 |
|
85 |
|
EX60 |
|
SK330/SK350 |
VOLOV |
EC55B |
RAY WALTER |
RAY WALTER60 |
|
Ishikawa island100 |
|
ZAX70/EX70 |
|
SK450/460 |
|
EC80 |
|
RAY WALTER85 |
|
Ishikawa island50/60 |
|
EX100 |
SUMITOMO |
SH60 |
|
EC140 |
|
RAY WALTER150 |
|
Ishikawa island135 |
|
EX200-2/-5 |
|
SH120 |
|
EC210 |
LIEBHERR |
LIEBHERR914 |
|
60 |
|
EX300 |
|
SH120A3 |
|
VOL210(NEW) |
|
LIEBHERR924 |
|
XCMG370 |
|
ZAX330 |
|
SH200/SH280 |
|
EC290 |
|
LIEBHERR944 |
|
XCMG700 |
|
EX400/DX380 |
|
SH220 |
|
VOL290(NEW) |
|
LIEBHERR944SME |
|
CX800 |
|
EX550 |
|
SH300SH340 |
|
EC360 |
|
LIEBHERR974 |
|
SWZ216D |
|
ZAX650 |
|
SH350 |
|
VOL360(NEW) |
SANY |
SANY65 |
||
|
ZAX750 |
|
SH450 |
|
EC460 |
|
SANY215 |
||
|
ZAX870 |
|
SH460 |
|
EC700/ex800 |
|
SANY335/365 |
||
|
EX1100 |
DAEWOO |
DH35 |
KATO |
HD250/HD307 |
|
SY405 |
||
|
EX1200-6 |
|
DH55/DH60 |
|
HD450 |
|
SY465/485 |
||
CAT |
E305.5/E55 |
|
DX60 |
|
HD770/HD700 |
|
8360 |
||
|
E70B/E307 |
|
DX60-9 |
|
HD1023 |
|
8330 |
||
|
E70B |
|
DH80 |
|
HD1250/1430 |
|
8250/8220 |
||
|
E312/E100 |
|
DH130/150 |
|
HD2045 |
|
815 |
||
|
E320/E200B |
|
DH220 |
SUNWARD |
SUNWARD50 |
|
808 |
Product detail pictures:



Related Product Guide:
We've numerous great employees customers excellent at promoting, QC, and working with kinds of troublesome difficulty inside the generation method for High Quality Bottom Roller - Excavator undercarriage part EC290 track/bottom roller made in china – Heli , The product will supply to all over the world, such as: belarus, Barcelona, Montpellier, We have more than 10 years experience of production and export business. We always develop and design kinds of novel products to meet the market demand and help the guests continuously by updating our products. We are specialized manufacturer and exporter in China. Wherever you are, please join us, and together we will shape a bright future in your business field!

The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.
