Product parameters
Name:excavator carrier roller/top roller/upper roller
Moving Type Crawler excavator
Type Excavator undercarriage parts
Process forging /casting
Weight
Hardness Depth 8-12mm
Material 40Mn2 ,40MnB
Surface Hardness HRC52-58
Warranty 6 months
Minimum Order Quantity 5 Piece/Pieces
FOB Price US $ 1 - 1500/ Piece
Port Xiamen port
Supply Ability 100000 Piece/Pieces per Month
Packaging Details Standard export fumigated wooden pallet
Payment Terms L/C,T/T,Western Union,MoneyGram
Delivery Detail Within 30 days after contract establishedProduct Description
Xiamen Fortune Machinery Co., Ltd is specialized in manufacturing carrier roller for bulldozers undercarriage, our carrier roller is applicable for those spare parts (construction machinery parts, earthmoving equipment parts, heavy equipment parts, heavy construction equipment parts, and earthmoving heavy machinery parts). Undercarriage spare parts include track rollers, carrier rollers, sprockets, segments, track link assembly, idler group, excavator buckets, long booms, track group with shoes, track shoe assy etc. Welcome to order top quality excavator parts with reasonable price.
Carrier Roller
Forged from deep hardening steel and heart treated for internal strength to resist bell mounting and to increase rebuild ability.
2 pieces roller shell rim. Heat treated shells for body strength and longer wear life.
Heat treated for a deep uniform hardened depth that providers wear life equal to link wear life.
Thru-hardened flanges to resist bending and improve rebuild ability
Roller Shafts
Shafts and bearing designed to carry and turn with heavy track weight forged and heat treated for strength.
Bearing surfaces are hardened and polished to reduce friction and wear.
Center flange absorbs side thrust from roller shell.
Cast Iron Bushing
Supports the bronze sleeve bearing.
Cast from iron to absorb loads without permanent deformation.
Large lubricant reservoir reduce heat build up.
Bronzed sleeve bearing
Sleeve design provides a large surface area for better load distribution.
Inner diameter surface is polished to a smooth finish.
Soft bronze coating in the bearing absorbs any small foreign particles before they can damage the shaft and seals.
Functions:
Support the track as its most between the sprocket and idler.
Guide the track between the sprocket and idler.
Strength to resist failure before tread wear life is utilized.
Treads wear life matched to track links.
Treads and flanges rebuild able on forged shells.
| BRAND |
|
|
|
|
|
|
|
|
| KOMATSU |
PC30 |
PC40 |
PC45 |
PC60 |
PC75 |
PC100 |
PC120 |
PC200 |
| EXCAVATOR |
PC220 |
PC300 |
PC350 |
PC400 |
|
|
|
|
| CATERPILLAR |
E70B |
E110 |
E120 |
E200B |
E307 |
E311 |
E312 |
E320 |
| EXCAVATOR |
E322 |
E325 |
E300B |
E330 |
|
|
|
|
| KOMATSU |
D20 |
D21 |
D30 |
D31 |
D37 |
D40 |
D50 |
D60 |
| BULLDOZER |
D63 |
D65 |
D80 |
D85 |
D135 |
D155 |
D355 |
D375 |
| CATERPILLAR |
D3C |
D3D |
D4 |
D4C |
D4D |
D4E |
D5 |
D5H |
| BULLDOZER |
D6 |
D6C |
D6D |
D6H |
D7E |
D7G |
D8N |
D9N |
| HITACHI |
EX30 |
EX40 |
EX60 |
EX100 |
EX120 |
EX200 |
EX220 |
EX300 |
|
EX400 |
ZAX200 |
ZX330 |
ZX350 |
UH07 |
UH081 |
UH083 |
|
| DAEWOO |
DH55 |
DH200 |
DH220 |
DH280 |
DH300 |
DH320 |
|
|
| HYUNDAI |
R55 |
R110 |
R130 |
R150 |
R200 |
R210 |
R250 |
R290 |
| KEBELCO |
SK60 |
SK100 |
SK120 |
SK200 |
SK220 |
SK300 |
K904 |
K907 |
| MITSUBISHI |
MS110 |
MS120 |
MS140 |
MS180 |
|
|
|
|
| KATO |
HD140 |
HD250 |
HD400 |
HD550 |
HD700 |
HD850 |
HD900 |
HD1220 |
| SAMSUNG H.I. |
MX8 |
SE200 |
SE210 |
SE280 |
MX292 |
SE350 |
|
|
| SUMITOMO |
SH70 |
SH100 |
SH120 |
SH160 |
SH200 |
SH280 |
SH300 |
SH340 |
Contact us:
Xiamen Fortune Machinery Co., Ltd.
Contact person:James
fortunepart.en.made-in-china.com
Audited Supplier 
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