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High-Performance DH220 Front Idler for Doosan Excavators - China Factory Direct Suppliers
Product Features
- 1 Perfect Fit: Specially designed for Doosan DH220 excavators, precise matching and easy installation.
- 2 High Strength & Wear Resistance: Forged from high-grade alloy steel with heat treatment for long service life.
- 3 Stable Tension & Sealing: Reliable sealing structure ensures stable track tension and dust-proof performance.
- 4 Strict Quality Assurance: ISO9001 certified, factory direct supply with stable quality and fast delivery.
Industry Applications
1. Construction Excavation
For urban construction, foundation digging, and roadworks, ensuring stable undercarriage performance under continuous heavy load and harsh working conditions.
2. Mining & Quarry Operations
Suitable for mining and quarrying sites, resisting abrasion and impact while maintaining reliable track operation in rocky, high-wear environments.
3. Agricultural & Landscaping Projects
Widely used in farmland reconstruction, land leveling, and landscaping, delivering durable performance for long-hour, low-speed digging and earth-moving tasks.
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Why Choose Us
What sets Hesen Machinery apart is our ability to combine professional design with practical manufacturing experience. Since 1990, we have focused on continuous improvement in products like idlers, sprockets, and track shoes. Our team supports customers not only with standard parts but also with development-oriented solutions tailored to specific machinery models. If you value technical support, precision manufacturing, and a supplier who treats your projects with care, please send us your inquiry. We are ready to provide detailed quotations and engineering advice to move your plans forward.
Frequently Asked Questions
Q
Is this track roller specifically compatible with the Doosan DH220 excavator?
Yes. This track roller is precisely engineered for the Doosan DH220 excavator model, ensuring accurate dimensional matching and straightforward installation without modification.
Q
What materials are used in the manufacturing of this roller?
The roller is forged from high-grade alloy steel and undergoes heat treatment processing, which significantly enhances hardness, wear resistance, and overall service life under heavy-duty working conditions.
Q
How does the sealing structure perform in dusty or muddy environments?
The roller features a reliable sealing structure designed to maintain stable track tension while effectively preventing dust, mud, and debris from entering the internal components, extending operational durability.
Q
Does Hesen Machinery hold any quality certifications?
Yes. Hesen Machinery is ISO9001 certified. All products are supplied directly from the factory, ensuring consistent quality standards, stable production output, and reliable delivery schedules.
Q
Can this roller be used in mining or heavy-impact environments?
Absolutely. The roller is engineered to withstand high-impact and abrasive conditions common in mining and quarry operations, maintaining reliable track performance even in rocky and demanding terrains.
Q
Can Hesen Machinery provide customized solutions for specific excavator models?
Yes. Beyond standard parts, Hesen Machinery offers development-oriented solutions tailored to specific machinery models. Customers are welcome to submit their requirements for a detailed quotation and engineering consultation.

















