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 Lock Cylinder Core

Product Presentation

This lock cylinder core is produced by metal injection molding, forming the complex internal pin chambers and outer profile in a single sintered part. Sintered stainless steel provides the strength, precision and corrosion resistance required for security lock cylinders and padlocks.

MIM Sintered Lock Cylinder Core - view 1

MIM Sintered Lock Cylinder Core - view 2

MIM Sintered Lock Cylinder Core - view 3

MIM Sintered Lock Cylinder Core - view 4

MIM Sintered Lock Cylinder Core - view 5

Key Features

Complex internal pin chambers and profile formed by MIM
High strength and wear resistance from sintered stainless steel
Excellent dimensional consistency for reliable key operation
Cost-effective alternative to machined lock cores at volume
Customizable: profile, pin layout, material and surface finish

Technical Specifications

Process	Metal injection molding (MIM) + sintering
Material	Stainless steel 316L / 430 / 17-4PH, brass on request
Density	96-98% of theoretical density
Tolerance	±0.3% of dimension (typical)
Surface finish	Shot blasting, passivation, plating
Volume	Suitable from 5,000 pcs/year and above
Lead time	15-20 days after tooling approval
Quality control	100% dimensional and function inspection
Application	Lock cylinders, padlocks, security hardware

Applications

Door lock cylinders and padlocks
Cylinder locks and deadbolts
Cabinet and locker locks
Automotive and motorcycle locks
Custom MIM lock 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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