
Excavators, wheel loaders, and road rollers operate under constant, brutal heavy-load cycles. In this sector, any gear deformation or surface pitting leads to costly down-time. Our rugged construction machinery spiral bevel gear is built to withstand extreme mechanical stress. Drawing on our 19 years of manufacturing expertise, we have developed a specialized production process designed to maximize fatigue life. Our factory works under a strict quality management system to supply gears that survive in demanding construction environments. By utilizing robust gear-cutting lines alongside our German IPSEN heat treatment systems, we ensure that every construction machinery spiral bevel gear shipped from our plant is ready for the heavy vibrations of hydraulic drives and planetary gear reducers.
We focus heavily on raw material purity and grain flow optimization during the forging stage. Each construction machinery spiral bevel gear is forged to align the steel grain with the tooth profile, which increases resistance to shear stress. We then apply deep-case carburizing to ensure a deep wear-resistant layer that prevents surface fatigue. This level of durability is why our gear assemblies are trusted by heavy machinery operators. For international distributors and sourcing managers, we provide detailed material test reports and coordinate third-party pre-shipment inspections. This transparency guarantees that the quality you approve during sample evaluation is the exact quality delivered to your warehouse in every bulk shipment.
Technical Parameters
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Material: 20CrMnTi / 20CrNi2Mo / 18CrNiMo7-6
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Accuracy Grade: GB/T 11365-2019 Class 5 to Class 6.
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Module Range: m4.0 – m12.0
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Carburizing Case Depth: 0.8 mm – 1.6 mm (based on module size)
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Core Hardness: HRC 35 - 45
Applications
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Wheel loader drive axles and differential assemblies
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Excavator swing drives and travel gearboxes
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Bulldozer final drives and heavy-duty road roller gearboxes
Customization Capabilities
Technical Support
Custom manufacturing based on engineering drawings (DWG/STEP) or physical mapping of prototypes.
Development Cycle
60 days for custom prototype development and sample confirmation.
Minimum Order Quantity (MOQ)
300 sets per model.
Payment Term
40% deposit, 60% balance payable before shipment.
Packaging & Shipping
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Rust Prevention: Coated with professional anti-rust oil and individually wrapped in heavy-duty plastic film.
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Outer Packaging: Packed in heavy-duty, export-compliant, fumigation-free wooden crates to prevent shifting during maritime transit.
Quality Control & After-Sales Service
Inspection Standard
In-process quality tracking following ISO 9001:2015 standards, followed by meticulous sampling inspection.
Warranty Policy
1-year comprehensive warranty (remedy value up to 2% of the total order contract).
Support Response
24-hour rapid technical response via video/email with direct engineering support.
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