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Excavator Bottom Track Roller for Cat erpillar 320
A precision-engineered replacement part specifically designed for Cat erpillar 320 excavators, this bottom track roller offers seamless OEM compatibility with no modifications required for quick, tool-free installation. As a core undercarriage component, it delivers exceptional wear resistance and high-load bearing capacity, engineered to withstand the demands of heavy-duty industrial operations while extending your equipment's service life.
Premium Construction & Materials
Manufactured from forged SCM440 alloy steel with tensile strength ≥850MPa, this track roller features a heat-treated surface (HRC 45-55) with gas nitriding treatment that creates a 0.15mm ultra-hard wear layer. This advanced construction provides superior resistance to abrasive terrain including gravel, rock, and ore, reducing wear by 35% compared to generic replacement parts.
Reinforced Structural Design
12mm thick side plates for enhanced durability
Precision-machined central shaft with ±0.02mm tolerance
Optimized rib distribution for stable load distribution
Supports loads up to 22,000kg during high-intensity operations
Application Environments
Ideal for demanding applications across various industries:
Mining & quarrying operations in abrasive ore terrain
Construction projects including earthmoving and foundation digging
Infrastructure development for road and pipeline laying
Demolition sites with debris impact challenges
Agricultural land clearing operations
Advanced Sealing Protection
Features IP68-rated labyrinth seal combined with a double oil seal system that effectively blocks dust, mud, and groundwater intrusion. This comprehensive sealing prevents internal rust formation and significantly reduces maintenance downtime.
Quality Assurance & Certifications
Each unit undergoes rigorous quality control procedures including 72-hour static load testing, ultrasonic weld inspection, and abrasion simulation trials. Certified to ISO 9001 and CE standards, ensuring consistent performance and reliability.
Product Specifications
Specification
Details
Compatible Model
Cat erpillar 320 Excavator
Material
Forged SCM440 Alloy Steel
Surface Hardness
HRC 55-60
Load Capacity
22,000 kg
Sealing Type
Labyrinth + Double Oil Seal (IP68)
Dimensional Tolerance
±0.02mm
Certifications
ISO 9001, CE
Warranty
12 Months
Backed by a comprehensive 12-month warranty, global express shipping options, and 24/7 technical support. This cost-effective solution provides fleet managers and construction firms with reliable performance and extended equipment lifespan.
Trust this wear-resistant, high-load bearing track roller to maintain your Cat erpillar 320 excavator at peak operational efficiency. A dependable undercarriage replacement that balances performance, durability, and compatibility—your optimal choice for heavy-duty operations.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2015
Total Annual:
5000000-8000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Nanan Zhongte Construction Machinery Factory is located in Quanzhou, Fujian Province, China — a city recognized by UNESCO as the starting point of the ancient Maritime Silk Road and also a vibrant metropolis with an economic output exceeding one trillion yuan. As a large enterprise specializin... Nanan Zhongte Construction Machinery Factory is located in Quanzhou, Fujian Province, China — a city recognized by UNESCO as the starting point of the ancient Maritime Silk Road and also a vibrant metropolis with an economic output exceeding one trillion yuan. As a large enterprise specializin...
