Custom Profile Cutting
Produce accurate external profiles, internal openings and detailed contours directly from your CAD drawings.
PRECISION ZINC DIE CASTING
Zinc Die Casting
Built for Precision.
Manufacture complex zinc components with tight tolerances, thin walls and production-ready surface quality.
- ✓ Tight Tolerances
- ✓ Thin-Wall Capability
- ✓ Complex Part Geometry
- ✓ Tooling & Production
INTEGRATED MANUFACTURING
Tooling, casting and secondary operations
ZINC DIE CASTING EXPLAINED
What Is Zinc Die Casting?
Zinc die casting is a high-pressure manufacturing process used to produce precise metal components with complex geometry, thin walls and excellent surface quality.
Molten zinc alloy is injected into a hardened steel die, where it rapidly solidifies into the required shape. Zinc’s excellent fluidity and relatively low casting temperature make it suitable for detailed features, small components and stable high-volume production.
✓
Detailed Geometry
Produce thin walls, fine features, ribs and integrated bosses.
✓
Dimensional Stability
Maintain consistent dimensions across repeat production runs.
✓
Production Efficiency
Support fast cycles and reliable medium- to high-volume output.
✓
Surface Versatility
Suitable for plating, painting, powder coating and polishing.
Common applications
Automotive hardware, electronic housings, locks, connectors and
precision industrial components.
ZINC DIE CASTING CAPABILITIES
Complex Parts.
Consistent Production.
From tooling development to secondary operations, HordRT supports precision zinc die-cast components with detailed geometry, stable dimensions and production-ready surface quality.
Thin Walls & Fine Details
Produce compact housings, narrow ribs, small bosses and detailed functional features.
Complex Integrated Geometry
Combine mounting points, ribs and structural features to reduce separate parts and assembly steps.
Repeatable Production
Maintain consistent part geometry and quality across repeated medium- and high-volume production runs.
Secondary Operations
CNC machining, deburring, polishing, plating, painting and assembly can be integrated into the project.
PART CAPABILITY
Housings · Brackets · Precision Hardware
ZINC ALLOY OPTIONS
Selecting the Right
Zinc Die Casting Alloy
Different zinc alloys provide different combinations of strength, dimensional stability, castability and finishing performance. We help select the appropriate alloy based on part geometry, application and production requirements.
01
Zamak 3
General-purpose zinc alloy
Excellent castability
Stable dimensions
Good finishing quality
Housings, hardware, handles, decorative components and general precision parts.
02
Zamak 5
Higher-strength alloy
Improved strength
Good hardness
Reliable wear resistance
Structural hardware, mechanical components, brackets and parts exposed to higher service loads.
03
Zamak 7
High-fluidity alloy
Improved fluidity
Fine surface detail
Thin-wall capability
Detailed housings, small precision components and parts requiring fine cosmetic surfaces.
04
ZA-8
Performance-focused alloy
Higher strength
Good bearing properties
Strong dimensional control
Loaded mechanical components, gears, levers and durable industrial hardware.
Not sure which zinc alloy fits your part?
Discuss Your Project
→
Send us your CAD files and application requirements. Our engineers can review geometry, strength, surface finish and production volume before recommending an alloy.
HOW WE MANUFACTURE
Zinc Die Casting
From Tooling to Delivery
Every project follows a coordinated process covering engineering, die casting, secondary operations and quality control.
01
ENGINEERING
Plan the Part
Plan the Part
and the Tool
Part & DFM Review
We evaluate wall thickness, draft, ribs, bosses, tolerances and finishing requirements before tooling starts.
Die Design & Manufacturing
The tooling is designed around filling, venting, cooling and reliable part ejection.
02
DIE CASTING
Form the Part
Form the Part
Under Pressure
Injection & Filling
Molten zinc alloy is injected into the hardened steel die to reproduce complex details and thin sections.
Cooling & Controlled Ejection
The casting solidifies before being released from the die without compromising critical geometry.
03
COMPLETION
Finish, Inspect
Finish, Inspect
and Deliver
Trimming & Secondary Operations
Parts can be deburred, machined, polished, plated, painted or assembled according to project requirements.
Inspection & Delivery
Dimensions, appearance and functional requirements are verified before approved parts are packed and shipped.
SURFACE FINISHING
Finishing Options for
Zinc Die Cast Parts
Select a surface finish based on appearance, corrosion resistance, wear conditions and the final application of your zinc components.
Decorative & Functional
Electroplating
Nickel, chrome and other plated finishes create a refined appearance while improving corrosion resistance and surface durability.
Door hardware
Decorative parts
Precision fittings
Durable Protection
Powder Coating
A durable and uniform coating for parts requiring color, abrasion resistance and protection in demanding operating environments.
Industrial covers
Machine hardware
Outdoor components
Flexible Color
Wet Painting
Supports flexible color, gloss and texture requirements for consumer-facing products and visually important components.
Control housings
Consumer products
Colored hardware
Smooth Preparation
Polishing & Tumbling
Smooths minor surface irregularities, removes sharp edges and prepares components for plating, coating or final assembly.
Small hardware
Latch components
Pre-plating preparation
QUALITY CONTROL
Quality Verified at
Every Critical Stage
Quality control begins with tooling validation and continues through casting, secondary operations and final inspection. Each checkpoint is matched to the part’s specifications and application requirements.
TOOL VALIDATION
First Article Review
Initial samples are reviewed for filling, flash, ejection, visible defects and conformity with the approved design.
DIMENSIONAL CONTROL
Critical Feature Inspection
Dimensions, hole locations, mating surfaces and other critical features are checked against drawings and inspection criteria.
PROCESS MONITORING
Production Consistency
Casting conditions and part quality are monitored during production to identify variation before it affects the batch.
FINAL RELEASE
Appearance & Function Check
Finished parts are checked for surface quality, secondary operations, assembly requirements and packaging condition.
INSPECTION SUPPORT
CMM Inspection
Optical Measurement
Dimensional Reports
Surface Evaluation
INDUSTRY APPLICATIONS
Where Zinc Die Casting
Performs Best
Zinc die casting is widely used for compact components requiring strength, detailed geometry, dimensional consistency and high-quality decorative or functional surfaces.
Automotive Components
Interior hardware, locking parts, sensor housings, brackets and small precision mechanisms.
Locks · Levers · Sensor HardwareElectronics & Connectivity
Compact housings, connector bodies and shielding components with detailed internal features.
Connectors · Enclosures · ShieldingLocks & Architectural Hardware
Durable lock bodies, handles, latches and fittings with reliable mechanical performance.
Handles · Locks · LatchesConsumer Products
Attractive external components combining refined appearance, durability and detailed product geometry.
Controls · Frames · Decorative PartsIndustrial Equipment
Control hardware, gear housings, mounting components and durable mechanical parts.
Housings · Mounts · MechanismsMedical Equipment Hardware
Device frames, adjustment mechanisms and compact hardware for non-implant medical equipment.
Frames · Controls · Device HardwareZINC DIE CASTING PROJECTS
Parts Designed for
Real Applications
See how zinc die casting combines complex geometry, production consistency and flexible finishing for functional components across different applications.
Automotive Hardware
FEATURED APPLICATION
Automotive Locking Mechanism
A compact zinc alloy housing designed with integrated mounting bosses, internal guides and functional interfaces for reliable assembly.
Die Casting
Secondary Machining
Surface Finishing
Project Focus
Stable fit, detailed internal geometry and consistent mechanical performance across repeat production.
Architectural Hardware
Premium Door Lock Components
Zinc die-cast handle and lock components combining mechanical strength with a decorative plated finish.
- Fine cosmetic surfaces
- Integrated mounting features
- Electroplated finish
Electronics
Precision Connector Housing
A compact housing with thin sections, small mounting points and detailed interfaces for electronic equipment.
- Thin-wall geometry
- Precision-machined features
- Consistent batch production
WHY HORDRT
One Partner for
Zinc Die Casting
HordRT coordinates tooling, die casting, machining, surface finishing and inspection through one manufacturing workflow.
This integrated approach helps reduce communication gaps between suppliers and makes it easier to control part quality from initial design review through repeat production.
Discuss Your Zinc Project →Integrated Tooling & Production
Tool development and casting production are coordinated together to support stable filling, cooling and ejection.
Engineering Support from DFM
Geometry, draft, wall thickness, ribs, bosses and tolerances are reviewed before tooling is released.
Secondary Operations in One Workflow
CNC machining, deburring, polishing, plating, painting and assembly can be managed with the casting project.
Quality Throughout Production
Tool trials, dimensional inspection and production monitoring help maintain consistent part and surface quality.
2013
Company Founded
350+
Skilled Employees
400+
Satisfied Customers
20+
Countries Served
Start Your Project
Ready to Turn Your Zinc Die Casting Design Into Production?
Upload your drawings and requirements. Our engineering team will review manufacturability, materials, finishes and tooling details before providing a clear quotation.
DFM feedback included
Fast quotation
Prototype to production
FAQs
Zinc Die
Casting FAQs
Answers to common questions about zinc alloys, tooling, tolerances, finishing and production.
Engineering Support
Still have a project-specific question?
Talk to our team
→
01 What are the main advantages of zinc die casting?
Zinc alloys provide excellent fluidity, high strength, dimensional stability and the ability to cast thin walls and detailed features. They also support a wide range of decorative and protective finishes.
02 Which zinc alloys does HordRT work with?
Common options include Zamak 3, Zamak 5 and ZA alloys. We recommend the alloy according to strength, surface finish, dimensional performance and service conditions.
03 What tolerances can zinc die-cast parts achieve?
Achievable tolerance depends on part size, geometry, die condition and critical features. During DFM, we identify where casting tolerance is sufficient and where secondary machining is recommended.
04 What surface finishes are available?
Options include polishing, powder coating, painting, electroplating and chromate conversion for appearance, corrosion resistance and functional performance.
05 Can you provide machining after die casting?
Yes. HordRT can provide CNC machining, drilling, tapping and other secondary operations for features requiring tighter tolerances.
06 Can HordRT support assembly and inspection?
Yes. Support can include hardware installation, surface finishing, dimensional inspection and assembly as one coordinated production program.
07 What information is needed for a quotation?
Please provide 3D CAD files, 2D drawings where available, alloy or performance requirements, finish specifications, expected quantities and critical inspection criteria.
