Precision Metal Casting Iron OEM HMC CNC Motor Bearing Housing
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Precision Metal Casting Iron OEM HMC CNC Motor Bearing Housing

The motor shaft housing is a critical component of the motor drive system, primarily designed to support the motor spindle and ensure smooth rotation. It is typically made from high-strength cast iron or alloy steel, offering excellent structural rigidity, wear resistance, and vibration damping. These properties ensure stable performance under high-speed and heavy-load operating conditions.Custom manufacturing based on client drawings is available. The product is widely used in machine tools, mining machinery, conveying equipment, and other fields. It supports precision machining and various surface treatment processes to meet diverse application requirements.
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Product Advantage

1. Selected High-Strength Material

The product is made from HT250 gray cast iron, which offers excellent casting performance, high compressive strength, and a dense structure—ideal for medium to high-load operations. It also provides superior vibration damping, effectively reducing operational noise and impact, thereby extending the service life of motors and bearings.

2. Precision Investment Casting Process

Utilizing advanced investment casting technology, the product features excellent surface quality and precise dimensional tolerances. This reduces the need for extensive post-processing, improves assembly accuracy, and enhances overall system stability—ideal for high-precision mechanical transmission applications.

3. Custom Manufacturing Based on Drawings

As a professional iron casting manufacturer with years of experience and advanced processing equipment, we offer custom production of various motor shaft housings and enclosures based on custom 2D/3D drawings. We meet personalized requirements across different industries and operating conditions.

4. Comprehensive Supply Chain Support

With integrated capabilities covering casting, heat treatment, machining, surface finishing, and quality inspection, we ensure full control over product quality and lead time. We provide reliable, long-term, and scalable supply services for both domestic and international customers.


Technical Parameters

Product ParametersContent
Product NameMotor Bearing Housing
ApplicationPhotovoltaic Industry
MaterialHT250
Surface TreatmentPolishing
Weight20-100KG
Tolerance ClassIT:6
Minimum Order Quantity≥5EA
Surface RoughnessRA:1.6-12.5
Processing TechnologyCNC
Production VolumeOver 30 Pieces Per Month
Heat TreatmentStress Relief Annealing
Inspection MethodsCMM / Vision Measuring System / Contour Measuring Instrument


Product Uses

1. Industrial Motors and Gear Reducer Systems

Used in various industrial motors and gear reducers, the motor shaft housing provides critical support and positioning for the main shaft. It also ensures effective protection and sealing of internal bearings, enhancing the stability and service life of the transmission system under high-load, long-duration operation.

2. CNC Machine Tools and Automation Equipment

In precision machine tools and automated production lines, the motor shaft housing serves as an essential part of the drive system, enabling accurate power transmission from the motor. It meets the high demands of precision machining by supporting high-speed rotation and precise positioning.

3. Mining, Metallurgy, and Conveyor Equipment

For heavy-duty applications such as mining machinery, metallurgical rolling mills, and belt conveyors, the motor shaft housing must offer strong compressive strength and wear resistance. Housings made from HT250 gray cast iron withstand high impact, elevated temperatures, and dusty environments, ensuring long-term, stable operation in harsh working conditions.

4. Wind Power and Energy Equipment

In wind turbines and related energy equipment, the motor shaft housing provides stable support for the main shaft system. It is designed to endure high-intensity operation and extreme weather, playing a vital role in ensuring the reliability of clean energy systems.


Product Operate Guide

Before installation, ensure all mating surfaces are clean and free from burrs. Verify that dimensional tolerances conform to the assembly requirements of the bearing and spindle. During assembly, use dedicated tools to avoid deformation caused by hammering or forced press-fitting.After installation, fill the housing with the specified type of lubricant to ensure proper bearing lubrication. During operation, regularly monitor the temperature rise, vibration, and sealing condition of the shaft housing. Operation under insufficient lubrication or overload conditions is strictly prohibited to ensure the motor system operates reliably and stably.


Product Video



FAQ

1. Q: Is custom machining available for the motor shaft housing?

A: Yes, we support customization based on detailed 2D and 3D drawings provided by the customer, including specifications such as weight, material, process requirements, and quantity. We offer investment precision casting and machining services to meet various specifications and operating conditions.


2. Q: What is the typical lead time? Are samples available?

A: The lead time for customized products is typically around 30 working days, depending on process complexity. We can provide samples or small trial batches upon request—specific arrangements can be discussed.


3. Q: What quality certifications do your products have?

A: Our products are certified under several authoritative quality standards, including ISO 9001 Quality Management System, ensuring a standardized production process and stable product quality. We can also provide CE and other relevant certificates upon request to meet different market access requirements.


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We specialize in precision machining of metal mechanical components, serving high-end equipment industries such as agriculture, construction machinery, and machine tools.

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Phone: +86-13188955360
Email: sophia@krdmanufacturing.com
WhatsApp: +86-15254212083
Add: No. 108, Shuanyuan Road, Chengyang sub-district, Chengyang District, Qingdao City, ShanDong

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