Nan'an Zhongte Engineering Machinery Factory
| Payment Terms | L/C,T/T |
| Production Method | Casting;Heat Treatment |
| Surface Hardness | HRC52-58 |
| Warranty | 12 months |
| Feaatures | Durable |
| Hs Code | 8431499900 |
| Surfacetreatment | Heat treated and coated for wear resistance |
| Delivery Time | 7-15Days |
| Keyword | Undercarriage Parts |
| Supply Ability | 10000PCS/Months |
| Collor | Black Yellow And Customer Required |
| Packaging Details | Standard Export Packaging |
| Durability | High wear resistance and long service life |
| Model Number | PC300/PC300-7/PC300-8/PC360-7/PC360-8 |
| Certification | ISO9001 |
| Place of Origin | CHINA |
| Brand Name | ZTMC |
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Product Specification
| Payment Terms | L/C,T/T | Production Method | Casting;Heat Treatment |
| Surface Hardness | HRC52-58 | Warranty | 12 months |
| Feaatures | Durable | Hs Code | 8431499900 |
| Surfacetreatment | Heat treated and coated for wear resistance | Delivery Time | 7-15Days |
| Keyword | Undercarriage Parts | Supply Ability | 10000PCS/Months |
| Collor | Black Yellow And Customer Required | Packaging Details | Standard Export Packaging |
| Durability | High wear resistance and long service life | Model Number | PC300/PC300-7/PC300-8/PC360-7/PC360-8 |
| Certification | ISO9001 | Place of Origin | CHINA |
| Brand Name | ZTMC |
This 207-30-00150 PC300 lower track roller is an upgraded heavy-duty load-bearing component customized for large-size PC300 series excavator undercarriage system. Designed for ultra-high chassis load demands of large construction equipment, this track roller utilizes heavy-duty integral forging molding technology, representing a significant upgrade over ordinary cast and small forged rollers for medium-sized excavators.
The one-piece forged body features higher metal density, stronger compression resistance, and superior fatigue resistance, making it ideal for long-term heavy earthmoving, mining operations, and high-pressure track bearing applications. Every roller undergoes comprehensive inspection before delivery to meet the strict load standards of large excavator undercarriages.
| Parameter Item | Factory Standard Specification |
|---|---|
| Part Number | 207-30-00150 |
| Applicable Equipment | PC300 Series Large Excavator |
| Core Manufacturing Process | Heavy-duty Integral Forging |
| Follow-up Processing | Precision Machining + Stress Relief Treatment + Surface Hardening |
| Surface Hardness | HRC 52-58 |
| Dimensional Tolerance | ±0.02mm |
| Structural Advantage | No welding seam, high pressure resistance, anti-fatigue |
| Matching Working Condition | Mining site, heavy earthwork, long-hour heavy load operation |
Most aftermarket track rollers for large excavators still utilize low-cost casting or split welding processes. Such products feature loose internal structures and hidden cracks, making them prone to crushing, deformation, or cracking under the substantial dead weight load of PC300 large excavators.
Our 207-30-00150 track roller employs an exclusive integral forging process specifically designed for large chassis parts. The entire roller body is formed in a single operation without any splicing or welding gaps. We incorporate ultrasonic nondestructive testing to verify internal compactness, eliminating all internal structural defects. This targeted heavy-duty forging process addresses the failure points common in ordinary rollers under large equipment long-term heavy loads.
This integral forged track roller is specifically developed for PC300 large excavator undercarriage load-bearing replacement and heavy engineering site maintenance. Each roller receives individual anti-rust oil coating, thick waterproof film wrapping, and reinforced wooden box packaging to prevent extrusion damage during long-distance sea transportation.
We provide forging quality inspection reports, sample orders, and bulk wholesale options, supplying high-strength large undercarriage spare parts to global construction machinery distributors and repair workshops.
Company Details
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...
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