Track Roller/Excavator Undercarriage Parts

• After-sales Service: Video Technical Support, Online Support
• Warranty: 6 Months
• Type: Crawler
• Application: Excavator
• Certification: ISO9001: 2000
• Condition: New
• Model NO.: UT
• Size: Medium-Sized
• Steel Materials: 50
• Floating Oil Seal: Use The Alloy of High Chromium and Molybdenum
• Hardness: HRC65-72
• The Bright Band: 0.1um-0.2um
• Transport Package: Standard Export Package
• Specification: Customized
• Origin: Shandong
• HS Code: 84314990
• Production Capacity: 250, 000 PCS/Year

Product Description

Track roller is one of  the crawler construction machinery chassis parts.
It's mainly used to supporting the weight of the excavator and bulldozer, make the track link moving along the roller.
Based on the precision accessories, careful heat treatment and wear resistance oil seal system  to ensure the service life of the roller.After forging process roller body has the great internal material fiber distribution

Roller: Use the 50MN2 Steel materials with good hardenability to forging, after quenching and tempering and medium frequency hardening , surface hardness will be HRC55-60,and the depth of hardening will be 6-8mm, ensure the strength and wear resistance.

Pin: Use the 50MN Steel materials, after quenching and tempering and medium frequency hardening, the surface hardness will be HRC55-60, and the depth of the hardening will be 3-5mm, has good comprehensive mechanical performance.

Model No.
1) Komatsu:PC40, PC60-5-6-7, PC100, PC120, PC130, PC240, PC200-1-3-5-6, PC220-1-3-5, PC300-3-5, PC4001-3-5, D20, D30, D31, D50, D60, D75, D80 (D85), D155
2) Hitachi:EX40, EX60, EX150, EX100M, EX100, EX120, EX150, EX200-1-2-3, EX300-1-3-5, EX400, UH08, UH07 EX1100
3) Caterpillar:E110B, E200B (E320), E240 (MS180), E300B, E330, D3C, D5, D5B, D5D, D6C, D6D, D6H, D7G, D8K
4) Daewoo:DH220, DH280, R200, R210
5) Kato:HD250, HD400 (HD450), HD500, HD550, HD700 (HD770), HD800, HD820, HD850, DH880, HD1020, HD1220 (HD1250), HD1430, DH1880
6) Kobelco:SK07N2, SK07-7SK200, SK220, SK300, SK320
7) Sumitomo:SH120, SH200, SH280, SH300, SH400
8) Mitsubishi:MS110, MS120, MS180
Model No.Above is the sizes which are the most popular for your reference only, as a manufacturer, we can also produce the size according to your drawing, please feel free to contact us for any possible business, thank you and look forward to the co-operation with you.


Contact Informations:

Contact Person:	Sunny
Web Site:	uttrailerparts.en.made-in-china.com