Quanzhou Mingzhu Technology Development Co., Ltd
| Heat Treatment | Induction Hardened Tread + Tempered Core |
| Application | Excavator Undercarriage System |
| Packaging Details | Export pallet packaging |
| Bearing Type | Heavy-Duty Journal Bearing |
| Supply Ability | 1500 MT/month |
| Payment Terms | D/A,D/P,T/T,Western Union |
| Lubrication | Lifetime Internal Lubrication |
| Delivery Time | 3-5 days |
| Product Type | Front Idler / Guide Wheel |
| Core Hardness | HRC 28–35 |
| Certification | CE、CNAS、COC、SGS、ISO |
| Model Number | DY200 |
| Brand Name | STST |
| Place of Origin | Fujian, China |
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Product Specification
| Heat Treatment | Induction Hardened Tread + Tempered Core | Application | Excavator Undercarriage System |
| Packaging Details | Export pallet packaging | Bearing Type | Heavy-Duty Journal Bearing |
| Supply Ability | 1500 MT/month | Payment Terms | D/A,D/P,T/T,Western Union |
| Lubrication | Lifetime Internal Lubrication | Delivery Time | 3-5 days |
| Product Type | Front Idler / Guide Wheel | Core Hardness | HRC 28–35 |
| Certification | CE、CNAS、COC、SGS、ISO | Model Number | DY200 |
| Brand Name | STST | Place of Origin | Fujian, China |
| High Light | raceway front idler excavator ，excavator idler assembly deep hardened ，dy200 front idler excavator | ||
The DY200 Guide Wheel is a high-performance front idler designed for excavator undercarriage systems that operate in demanding construction, mining, quarrying, and earthmoving environments. Manufactured from premium cast alloy steel and processed through precision casting, CNC machining, induction hardening, and controlled heat treatment, this guide wheel provides exceptional durability, accurate track guidance, and outstanding structural stability.
The running surface is induction hardened to create a deep wear-resistant layer that withstands continuous contact with the track chain. This design improves resistance to abrasion, surface fatigue, and pitting, helping extend the operational life of the guide wheel.
The wheel body is manufactured from premium cast alloy steel with optimized internal grain structure, providing outstanding resistance to impact loading, deformation, and cracking during heavy-duty operation.
The precision-machined guide profile helps maintain correct track alignment, reducing lateral movement and minimizing unnecessary wear on the track chain, rollers, and sprockets.
Equipped with a heavy-duty floating seal system, the guide wheel effectively retains internal lubrication while preventing dust, mud, moisture, and abrasive particles from entering the bearing cavity.
Designed for continuous use in mining, quarrying, construction, and earthmoving applications, the DY200 guide wheel delivers dependable performance under severe operating conditions.
Feature | Customer Benefit |
|---|---|
| Deep Hardened Raceway | Extends wear life under abrasive conditions |
| High Structural Integrity | Improves durability under heavy impact loads |
| Precision Guide Profile | Maintains accurate track alignment |
| Heavy-Duty Bearing Support | Ensures smooth wheel rotation |
| Floating Seal System | Protects bearings from contamination |
| Heat-Treated Alloy Steel | Enhances strength and toughness |
| Precision CNC Machining | Provides accurate installation and fit |
| OEM Manufacturing Standards | Delivers consistent quality and dependable performance |
Every DY200 guide wheel undergoes strict quality inspections before shipment, including:
These quality control procedures ensure consistent product quality and reliable long-term performance in demanding undercarriage applications.
A deep hardened raceway provides a thicker wear-resistant layer, improving resistance to abrasion, rolling contact fatigue, and surface damage while extending the service life of the guide wheel.
The guide wheel keeps the track chain properly aligned, reducing lateral movement, minimizing uneven wear, and promoting smoother crawler operation across challenging terrain.
High structural integrity enables the idler to withstand continuous heavy loads, impact forces, and harsh operating conditions without cracking or permanent deformation.
DY200 Guide Wheel, Guide Wheel, Excavator Undercarriage Idlers, Deep Hardened Raceway Guide Wheel, High Structural Integrity Guide Wheel
Company Details
Business Type:
Manufacturer
Year Established:
2006
Total Annual:
8000000-12000000
Employee Number:
67~120
Ecer Certification：
Verified Supplier
Quanzhou Mingzhu Technology Development Co., Ltd Quanzhou Mingzhu Technology Development Co., Ltd
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