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Jingni® i Series | A Highly Efficient Solution for Bearing Holes in New Energy Vehicle Housing
2025-11-07 15:04
Project Background
In the drive system of new energy vehicles, Housing bearing bore It is a critical component for ensuring smooth motor operation and transmission accuracy.
The material of this customer’s part is: Aluminum alloy hot-inlaid 45 steel , with a hardness of HRC35 , which is a typical bimetallic structural component, poses challenges to cutting tools. Cutting Stability and Chip Removal Performance Extremely high demands have been put forward.
The customer’s previously used tools from other brands had average lifespans and faced issues such as insufficient machining efficiency and relatively high tool costs. The customer hopes to achieve improvements through tool optimization. Reduce costs, improve efficiency, and steadily enhance the yield of good products. 。

Ruiding Solution
In response to customer needs, Ruiding provides... Giant salamander ® I High-efficiency reaming tool series solution Achieve a comprehensive breakthrough in terms of precision, efficiency, and cost-effectiveness.
⚙️ Giant eel ® i-series advantages
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The blade is easy to install and features high positioning accuracy.
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Two-flute/ four-flute indexable inserts can be used interchangeably, significantly reducing the cost per hole processed.
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Stable and repeatable clamping accuracy ensures consistent high-precision batch processing.
⚙️ High-efficiency cutting performance
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Processing parameters: S = 480, F = 260
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Lifespan of the Jingni i-series knives: >3000 holes
While maintaining high precision and machining stability, the feed rate has been increased by 73%, and the tool life has been extended several times over, achieving a dual optimization of efficiency and cost.

Project Value
✅ Significantly improved processing efficiency: The feed rate has increased by 73%, resulting in a significant boost in production capacity per unit of time.
✅ Tool costs have dropped significantly. : The blades are indexable, significantly reducing the overall tool consumption cost.
✅ Longer lifespan: Giant salamander ® The i-series tool life exceeds 3,000 holes, reducing tool-change frequency and downtime losses.
✅ Faster response and delivery: Standardized tool bodies and inventory management enable rapid delivery, meeting the pace of mass production.
In the manufacturing of new-energy power systems, every micrometer makes a difference to efficiency and quality.
Ruiding Giant salamander ® I-series cutting tools With High precision, high efficiency, low cost, fast delivery Its comprehensive advantages provide a stable and reliable solution for machining housing bearing bores, helping customers achieve genuine “cost reduction and efficiency enhancement” in the new energy sector.
Ruiding Tools—Ensuring every hole is precisely and controllably machined.


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