Gravity Casting Part

Precision Gravity Casting Parts for Demanding Industrial Applications

When your project requires gravity casting parts that meet exacting automotive and aerospace standards, our ISO 9001/IATF 16949-certified foundry delivers. With 15+ years of expertise, we specialize in high-integrity aluminum, zinc, and magnesium castings optimized for complex geometries, tight tolerances (±0.2mm), and high-volume production. Whether you’re engineering fire pump housings or EV battery trays, our vertical integration—from alloy development to CNC machining—ensures cost-effective, rapid-turn solutions.

Key Industries We Serve

Automotive & EV Manufacturing

• Engine blocks, transmission cases, and structural components with porosity <1%
• IATF 16949-compliant processes for Ford, GM, and global OEMs
• JIT delivery for 50k+ annual volumes

Aerospace & Defense

• NADCAP-accredited aluminum A356-T6 castings
• X-ray/CT-scanned parts meeting MIL-STD-1530D fatigue specs
• Full ITAR-compliant traceability

Energy & Heavy Machinery

• Corrosion-resistant ZL101A alloys for hydraulic valves
• 20-ton capacity for offshore wind turbine hubs
• API Q1-certified pressure testing

Why Choose Our Gravity Casting Solutions?

✅ Precision Engineering

• DFM-optimized molds reduce tooling costs by 25%
• Automated pouring systems ensure ±0.15mm repeatability

✅ Certified Quality

• 100% material traceability (AMS, EN, ASTM)
• In-house CMM and spectrometer testing

✅ Scalable Production

• 95% metal recycling rate for sustainable operations
• 30% faster lead times vs. industry benchmarks

Customization Capabilities

1. Material Flexibility

• Aluminum (A380, ZL101A), Zinc (ZA-12), Magnesium (AZ91D)
• T6 heat treatment, shot blasting, powder coating

2. Complex Geometries

• Thin walls (2.5mm minimum)
• Integrated ribs, channels, and mounting points

3. End-to-End Finishing

• CNC machining (±0.05mm accuracy)
• Anodizing, chromating, or e-coating

Trusted by Global Leaders

> “Their gravity casting parts enabled us to reduce transmission housing weight by 18% while maintaining AS9100 fatigue resistance.”

— Aerospace Tier 1 Supplier

> “Consistent quality across 500k+ annual units for our agricultural gearboxes.”

— Heavy Equipment Manufacturer

Frequently Asked Questions

Q: How do you maintain ±0.2mm tolerances in high-volume production?

A: Our automated mold temperature control and real-time CMM verification ensure dimensional stability across batches.

Q: Can you provide PPAP documentation for automotive components?

A: Yes—we’re experienced in IMDS submissions and full PPAP packs (Level 3-5).

Q: What alloys do you recommend for saltwater-exposed energy components?

A: Nickel-aluminum bronze (UNS C95800) or stainless steel 316L with HVOF coating.

Q: How fast can you prototype custom gravity casting parts?

A: 7-10 days for 3D-printed sand molds, including DFM analysis.

Ready to Optimize Your Casting Project?

Email technical drawings to steve.zhou@263.net for a DFM review and quote within 24 hours.

• ISO 9001:2015 | IATF 16949 | NADCAP | AS9100 Certified
• 50M+ Annual Production Capacity | 95% On-Time Delivery

Serving Automotive, Aerospace, and Energy Leaders Since 2008