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Home ProductsBottom Track RollersDAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material
DAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material
DAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material DAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material DAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material

DAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material

Product Details:
Place of Origin: China(Mainland)
Brand Name: YT
Model Number: DH55 DH130 DH220
Payment & Shipping Terms:
Minimum Order Quantity: 1PCS
Price: Negotiable
Packaging Details: Export Packaging
Delivery Time: 7-30 Days
Payment Terms: L/C,T/T
Supply Ability: 10000 PCS/Month
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Detail Information
Material: 40Mn2、40MnB、50Mn Technique: Forging/Casting
Colour: Yellow Or Black Or Customer Required Shipment: By Air, Ship And Express
Surface Hardness: HRC52-58 Certification: ISO9001: 2000
Weight: Optional Hardness Depth: 8-12mm
Highlight:

Surface Hardness HRC52-58 Excavator Track Roller

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Hardness Depth 8-12mm Bottom Track Roller

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40Mn2/40MnB/50Mn Undercarriage Roller

Product Description

Earthmoving Excavator Undercarriage Spare Parts DAEWOO DH55 DH130 DH220 Bottom Track Roller
About Track Rollers
The roller is a critical component of belt conveyors, supporting both the conveyor belt and material weight. Accounting for 35% of total conveyor cost and generating over 70% of system resistance, roller quality significantly impacts performance.
Material & Construction
  • Materials: 40Mn2, 40MnB, or 50Mn steel selected based on working conditions
  • Precision forging with normalization before heat treatment
  • Surface hardness HRC52-60 with hardened layer depth of 7-10mm (HRC45)
  • High-quality floating seals and lubrication system for -45℃ to 120℃ operation
DAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material 0
Key Features
  • Quench-tempering process for superior mechanical properties and wear resistance
  • Surface hardness HRC40-55 reduces wear and extends service life
  • Precision engineered components with lifetime sealing system
  • Forged shells resist bell mouthing deformation
Installation Dimensions
DAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material 1
Brand Model A B E G M L
DAEWOO DH55 130 110 130 251 218 15.5
DH130 160 135 184 285 250 17.5
DH220 185 150 220 356 320 18
DH300 205 168 262 412 368 22
Note: Additional models available upon request. Contact us with your specific requirements.
Performance Advantages
  • Suitable for 3-50 ton excavators and special machinery
  • Double conical sealing with lifelong lubrication design
  • Hot-forged shells with superior internal material structure
  • Advanced heat treatment for crack resistance
DAEWOO DH55 DH130 DH220 Excavator Track Roller with Surface Hardness HRC52-58 Hardness Depth 8-12mm and 40Mn2/40MnB/50Mn Material 2
Our Manufacturing Advantages
  • World-class quality standards
  • Factory-direct pricing
  • 35 years of specialized experience
  • Flexible payment options (T/T, L/C)
  • 30-day delivery guarantee
  • Professional technical support and logistics guidance
  • Comprehensive after-sales service including 24/7 support

Tag:

bulldozer track rollers

flanged track roller

excavator track rollers

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