OEM Supply Bottom Roller Track - Excavator undercarriage part EC290 track/bottom roller made in china – Heli
OEM Supply Bottom Roller Track - 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 |
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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 |
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|
ZAX750 |
|
SH450 |
|
EC460 |
|
SANY215 |
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|
ZAX870 |
|
SH460 |
|
EC700/ex800 |
|
SANY335/365 |
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|
EX1100 |
DAEWOO |
DH35 |
KATO |
HD250/HD307 |
|
SY405 |
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|
EX1200-6 |
|
DH55/DH60 |
|
HD450 |
|
SY465/485 |
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CAT |
E305.5/E55 |
|
DX60 |
|
HD770/HD700 |
|
8360 |
||
|
E70B/E307 |
|
DX60-9 |
|
HD1023 |
|
8330 |
||
|
E70B |
|
DH80 |
|
HD1250/1430 |
|
8250/8220 |
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|
E312/E100 |
|
DH130/150 |
|
HD2045 |
|
815 |
||
|
E320/E200B |
|
DH220 |
SUNWARD |
SUNWARD50 |
|
808 |
Product detail pictures:



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The client satisfaction is our primary concentrate on. We uphold a consistent level of professionalism, top quality, credibility and service for OEM Supply Bottom Roller Track - Excavator undercarriage part EC290 track/bottom roller made in china – Heli , The product will supply to all over the world, such as: Tunisia, India, Russia, Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.

This is a very professional wholesaler, we always come to their company for procurement, good quality and cheap.
