⚡ Rapid Tooling & Sampling in 3-5 Days | ISO 9001:2015 Certified | 100% NDA ProtectionISO 9001 · NDA
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KEYU Precision Metal
26+ Years Precision Foundry | ISO 9001:2015 Accredited

Custom Precision Aluminum & Zinc Die Casting Manufacturer

One-stop turnkey solution from DFM & mold making to automated high-pressure casting (30T–800T), CNC precision machining, and premium surface treatments. Delivering zero-defect metal parts to global leaders.

Bilateral NDA Guaranteed
3-5 Days Rapid Prototypes
LK & YIZUMI Automated Cells
26+
Years Foundry Experience
5,500 m²
Modern Production Facility
20+
Automated Die Casting Cells
30T – 800T
Machine Clamping Tonnage
500,000+
Tooling Shot Lifespan
500+
Global OEM / ODM Projects
Full Turnkey Process

One-Stop Manufacturing Capabilities

From initial CAD model analysis to final packaged components, we handle every stage under one roof to guarantee quality, reduce lead times, and optimize costs.

High-Pressure Die Casting (HPDC)

Specialized in Aluminum (ADC12, A380, A360, AlSi10Mg) and Zinc (Zamak 3, Zamak 5, ZA-8) casting with automated robotic extraction.

  • Cold chamber aluminum machines (160T – 800T)
  • Hot chamber zinc machines (30T – 200T)
  • Thin-wall capability, zero porosity control (ISO 8062-3)

In-House Mold & Tooling Design

Engineering team with 20+ years expertise providing DFM analysis, MoldFlow simulation, and long-life hardened H13/DIEVAR steel tooling.

  • Rapid tooling: 15 to 25 calendar days
  • Mold lifespan: 100,000 to 500,000+ shots
  • Wire-EDM, precision mirror spark erosion & CNC carving

CNC Precision Machining

Equipped with Taikan T-600B high-speed tapping centers and Realgeal 4/5-axis CNC machines for secondary operations.

  • Accurate CNC milling, turning & tapping
  • Multi-axis secondary machining (ISO 2768-m)
  • Robotic deburring & automated vibratory finishing

Custom Surface Finishing

Premium exterior finishes tested for corrosion, wear, and aesthetics to meet automotive and high-end consumer electronic standards.

  • Dual-color anodizing (RELX grade), hard anodizing Type III
  • Automated powder coating & E-coating (Electrophoresis)
  • Sandblasting (120#-240#), mirror polishing, 24K electroplating
Real Product Cases

Rich Precision Castings Across Diverse Industries

Direct photography of genuine OEM parts produced in our Shenzhen facility for tier-1 brands.

View Full 50+ Product Catalog →
RELX-Grade Dual-Color Gradient Anodized Vape Shell
Aluminum Alloy ADC12 / A380
Specs & 360°

RELX-Grade Dual-Color Gradient Anodized Vape Shell

Standard: ISO 8062-3 CT4 / Cosmetic Standard
Finish: Micro-sandblasting (180#) + Dual-Color CNC Secondary Anodizing
Lead Time: 15 Days Tooling / 5 Days Mass Production
Inquire Part
TÜV Saarland-Certified Precision Folding Metal Stand
High-Pressure Die Cast Aluminum Alloy
Specs & 360°

TÜV Saarland-Certified Precision Folding Metal Stand

Standard: TÜV Saarland Structural & Fatigue Tested
Finish: Space Gray Anodized + Precision Laser Engraving
Lead Time: 18 Days Tooling / 6 Days Mass Production
Inquire Part
Automotive ECU Controller Shielding Enclosure & Radiator
Aluminum Alloy AlSi10Mg
Specs & 360°

Automotive ECU Controller Shielding Enclosure & Radiator

Standard: ISO 8062-3 As-Cast + CNC Gasket Sealing Groove
Finish: Electrophoretic E-Coating Black / Chemical Conversion
Lead Time: 22 Days Tooling / 7 Days Mass Production
Inquire Part
Radial High-Density Finned Aluminum Radiator Baseplate
Aluminum Alloy ADC12 / A380
Specs & 360°

Radial High-Density Finned Aluminum Radiator Baseplate

Standard: Thermal Dissipation Radiator Baseplate
Finish: Matte Black Anodized / Heat-Resistant Coating
Lead Time: 20 Days Tooling / 7 Days Mass Production
Inquire Part
Weatherproof IP67 Security Surveillance Dome Housing
Aluminum Alloy ADC12
Specs & 360°

Weatherproof IP67 Security Surveillance Dome Housing

Standard: IP67 Weatherproof / CNC O-Ring Groove
Finish: Outdoor UV-Resistant Fluorocarbon Powder Coating (Matte Black)
Lead Time: 18 Days Tooling / 7 Days Mass Production
Inquire Part
Automotive Precision Motor End-Flange & Bearing Housing
Aluminum Alloy A380 / ADC12
Specs & 360°

Automotive Precision Motor End-Flange & Bearing Housing

Standard: CNC Precision Boring for Bearing Press-Fit (ISO 2768-m)
Finish: Shot Blasted + Anti-Oxidation Wash
Lead Time: 20 Days Tooling / 8 Days Mass Production
Inquire Part
COMPREHENSIVE OEM SHOWROOM

Over 500+ Tooling Projects Built In-House

Our 5,500m² factory features a complete sample showroom archiving 26+ years of precision zinc and aluminum die cast parts. From 420mm industrial radiators to intricate 0.6mm thin-wall electronic connectors, we have proven tooling expertise.

Showroom Cases
Factory Verification

Advanced Machinery & Testing Laboratory

We invest heavily in state-of-the-art Japanese, Taiwanese, and domestic brand machines to guarantee consistency and zero-defect delivery.

Yizumi Aluminum Die Casting Machine
YIZUMI DM300 (Robotic Extraction)

Cold-Chamber Aluminum Die Casting

160T – 800T tonnage capacity with automated robotic ladling, spraying, and part extraction for zero-defect aluminum castings.

LK Zinc Die Casting Machine
LK (力劲) Hot-Chamber Machine

Hot-Chamber Zinc Alloy Die Casting

30T – 200T high-speed cycle machines specialized in complex, thin-walled precision zinc hardware and cosmetic parts.

Taikan CNC Machining Row
Taikan T-600B CNC Row

CNC Precision Milling & Tapping

High-speed drilling & tapping centers with 20,000 RPM spindles for reliable secondary operations.

EDM Spark Erosion Machine
SUPER-430 Mirror EDM

Precision Electrical Discharge Machining

Mirror spark erosion machine for microscopic mold core details, deep ribs, and textured mold cavities.

Mold Crane Assembly Hall
Overhead Crane Mold Bay

Heavy Die Casting Mold Assembly Hall

Equipped with 10T overhead cranes, die spotting presses, and certified mold makers for rapid tooling assembly.

Automated Die Casting Workshop
5,500 m² Facility

Mass Production Casting Bay

Strict 6S lean manufacturing floor with central furnace molten aluminum feeding and environmental ventilation.

Compliance & Trust

International Certifications & IP Protection

CNAS / IAF ACCREDITED
ISO 9001:2015 Certificate

ISO 9001:2015 Accredited

Certified by CNAS / IAF for aluminum and zinc alloy precision die casting, mold manufacturing, and mechanical finishing.

Active & Verified Accreditation

100% Bilateral NDA Protection

We treat your 2D/3D design data as confidential. Bilateral Non-Disclosure Agreements are signed prior to CAD submission.

  • Legally binding bilingual NDA contracts
  • Isolated CAD server data encryption
  • Zero unauthorized IP disclosure

RoHS & REACH Compliant

All raw ingots (aluminum and zinc alloys) comply with European environmental regulations with SGS test reports.

  • Lead, Cadmium, Mercury-Free certified
  • Spectrometer material certificates (MTR)
  • 100% Virgin Alloy A380 / ADC12 / Zamak 3

Ready to Start Your Die Casting Project?

Prepare your RFQ email and attach your 3D CAD models (STEP, STP, IGS, SLDPRT) or 2D drawings in your email app before sending. Our engineers will review your requirements and provide DFM feedback and a factory-direct quotation.