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R290 Track Idler 81N8-13010, Undercarriage Idler With Thick Hardened Layer For Quarry And Gravel Working Sites
| MOQ: | 1 CÁI |
| Giá: | US$106-221 |
| Bao bì tiêu chuẩn: | Bao bì xuất khẩu tiêu chuẩn |
| Thời gian giao hàng: | 7-15 ngày |
| Phương thức thanh toán: | T/T, L/C |
| năng lực cung cấp: | 10000 chiếc / tháng |
This 81N8-13010 R290 track idler is a heavy-duty undercarriage guide wheel exclusively optimized for high-intensity quarry, gravel and harsh stone construction sites. Different from standard general-purpose idlers with thin surface hardening on the market, this component features a thickened hardened wear layer as its core upgrade, targeting sharp stone friction, continuous gravel impact and high-frequency abrasive working conditions. As a professional direct factory, we implement full-process performance testing and layered hardness inspection, delivering ultra-durable aftermarket replacement parts for R290 series excavator undercarriage overhaul and long-term harsh site operation.
| Parameter Item | Factory Standard Specification |
|---|---|
| Part Number | 81N8-13010 |
| Applicable Equipment | R290 Series Excavator |
| Core Feature | Upgraded Thick Hardened Wear Layer |
| Processing Craft | Precision Machining + Deep Layer Hardening Treatment |
| Surface Hardness | HRC 53-59 |
| Dimensional Tolerance | ±0.02mm |
| Adapted Scenarios | Quarry, Gravel Yard, Heavy Abrasive Construction Sites |
| Product Attribute | Heavy-duty Anti-abrasion Chassis Replacement Part |
Conventional ordinary idlers adopt standard thin hardening technology, which is easy to wear through the surface layer and fail rapidly in gravel and quarry environments. Our 81N8-13010 track idler adopts customized thickened deep hardening process for harsh abrasive working conditions, with thicker and more uniform hardened layer, no local soft spots. Every finished product undergoes professional layer thickness detection, hardness uniformity test and heavy-load compression inspection. All production processes are strictly implemented and recorded, effectively solving the industry point of short service life of undercarriage parts in stone and gravel working scenarios.
- Thickened Hardened Layer Upgrade: Far superior to standard idlers in anti-abrasion and anti-impact performance, effectively resisting sharp stone scratching and long-term gravel friction.
- Harsh Site Specialization: Optimized structural hardness and wear resistance, perfectly adapting to high-intensity quarry and gravel yard continuous operation.
- Accurate Dimension Matching: Produced strictly in accordance with 81N8-13010 industry standard size, supporting direct bolt-on replacement without on-site modification.
- Reliable Batch Stability: Full-process factory inspection ensures consistent quality of each batch, suitable for long-term fleet equipment maintenance and bulk replacement.
This 81N8-13010 heavy-duty track idler is specially designed for R290 series excavator undercarriage replacement and harsh site equipment maintenance. All products are treated with professional anti-rust protection, waterproof and dust-proof wrapping, and equipped with reinforced wooden box packaging to avoid collision and corrosion during long-distance sea transportation. We support sample testing, small-batch trial orders and large-scale wholesale, providing high wear-resistant chassis replacement solutions for global engineering equipment users.
