Premium NEV Forged Hubs Base

Product Introduction:

The rotor base stands as a critical load-bearing component of the booster motor in new energy vehicles (NEVs), serving dual core roles: it acts as the precise mounting datum for both permanent magnets and rotor cores, ensuring stable component positioning, while also functioning as a key torque transmission structure that efficiently transfers rotational force throughout the motor system. Dubbed the "backbone" of the motor rotor, its quality—encompassing structural integrity, dimensional accuracy, and material performance—exerts a direct and profound influence on the NEV’s dynamic performance (such as acceleration responsiveness and power output), energy efficiency (critical for extending driving range), and long-term operational reliability. The design and manufacturing of the rotor base demand a delicate balance between three core requirements: robust mechanical strength to withstand high rotational speeds and cyclic stresses, ultra-high machining precision to meet tight tolerances for component alignment, and cost-effectiveness to support large-scale NEV production. This intricate balance makes the rotor base an indispensable link in the localization of core automotive components, playing a pivotal role in advancing the independence and competitiveness of the global NEV industry.

Product Advantages:

Our strict process inspection ensures every product meets defect-free standards.

Streamlined one-stop processing delivers efficiency and cost savings.

From standard to custom, our wide product range solves all your needs.

Production Process:

Raw material inspection→Cutting→Forging→Normalizing→Rough turning→UT→Quenched and tempered→Shot peening→MT→Finished turning→Drilling and Tapping→CMM/GMM→Cleaning packaging  

Packaging And Shipping:

Our professional engineering and QC teams apply a strict full-cycle quality management system for each customer order, ensuring consistent high quality for rotor bases from production to delivery. Before shipping, each rotor base is precision-cleaned ultrasonically to remove residues and contaminants, improving performance and coating adhesion. Each part is labeled with traceable information including part number, batch, specs and production date. A high-performance anti-rust coating optimized for 42CrMo steel is applied to resist oxidation and corrosion during storage and transport. A full quality inspection follows, checking dimensions, surface finish, coating adhesion and structural integrity to eliminate defects. Only defect-free products are approved. Finished rotor bases are packed with shockproof, moisture-proof protective materials and stored in a climate-controlled warehouse with barcode inventory management. This ensures stable quality and on-time delivery to meet customer satisfaction.

Company Strength:

Upholding an unwavering commitment to uncompromising quality, the company has made substantial investments in a world-class inspection and testing system featuring high-precision imported instruments that set industry benchmarks, including spectrometers for precise elemental analysis, nitrogen-hydrogen-oxygen analyzers for rigorous chemical composition verification, Zeiss metallographic microscopes for detailed microstructural evaluation, Zeiss coordinate measuring machines for ultra-accurate dimensional inspection, and M2M ultrasonic phased array flaw detectors for advanced non-destructive testing. This state-of-the-art equipment enables comprehensive end-to-end quality control across the entire product lifecycle, from incoming raw material inspection involving chemical composition analysis, verification of the mechanical properties of 42CrMo alloy such as tensile strength and hardness, and strict purity testing to filter out substandard materials, to in-process quality control with micron-level dimensional and geometric tolerance measurements ensuring consistent production quality, and final non-destructive evaluation capable of detecting internal defects, micro-cracks, and structural irregularities to prevent potential service failures. Supported by this robust technical infrastructure, we guarantee that every product not only meets but consistently exceeds international quality standards, delivering exceptional reliability and performance that inspires full confidence in our customers.