Metal Injection Molding Parts

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High accurate MIM (metal injection molding) parts have being widely used in the field of automotive, aerospace, firearms, medical, and consumer electronic and mechanical components industries.
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MIM Sintered Cooling Fan Heat Simpeller

Product Presentation

This cooling fan impeller is produced by metal injection molding, forming the fine radial blades and central hub in a near-net-shape sintered part. The precise blade geometry and high strength make it suitable for cooling fans, radiators and thermal management systems.

MIM Sintered Cooling Fan Heat Simpeller - view 1

MIM Sintered Cooling Fan Heat Simpeller - view 2

Key Features

Fine radial blades and central hub formed in one MIM process
High strength and dimensional stability from sintered alloy steel
Precise blade geometry for efficient airflow
Excellent repeatability across high-volume production
Customizable: blade count, hub size, material and finish

Technical Specifications

Process	Metal injection molding (MIM) + sintering
Material	Alloy steel, stainless steel, copper alloy on request
Density	96-98% of theoretical density
Tolerance	±0.3% of dimension (typical)
Surface finish	Shot blasting, black oxide, nickel plating
Volume	Suitable from 5,000 pcs/year and above
Lead time	15-20 days after tooling approval
Quality control	100% dimensional and balance inspection
Application	Cooling fans, radiators, thermal management

Applications

CPU and industrial cooling fans
Automotive radiator systems
Electronics thermal management
Power supply and inverter cooling
Custom MIM cooling components

Why Choose MDM

One-stop service from drawing review, tooling to mass production
ISO 9001 certified manufacturing with full inspection reports
Competitive pricing with on-time delivery worldwide
Free DFM feedback for cost and quality optimization
Fast response within 24 hours for all inquiries

Request a quote for your custom parts — send us your drawings, we reply within 24 hours.

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