Nanjing Luyao Metals Co., Ltd.
                                                                                                           
Verified Supplier
10 Years
Since 2016
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Custom Gravity Casting Metal Components with ±0.1mm Tolerance and 0.1-500KG Weight Range

Price Negotiable
Price: Evaluate per design drawing or sample
MOQ: MOQ 100 or per RFQ
Delivery Time: 35-60 Days
Brand: OEM
Product Description
Custom Gravity Casting & CNC Machining Services

Professional OEM manufacturing of precision metal components through gravity casting processes with comprehensive CNC machining capabilities.

Product Specifications
Attribute Specification
Standards DIN, ASTM, GB or per RFQ
Material Options Stainless Steel, Steel Alloy, Brass, Bronze, Aluminum or per RFQ
Applications Tool parts, machinery parts, mining equipment parts, pump & valve parts, auto & motorcycle parts
Tolerance ±0.1mm or per RFQ
Weight Range 0.1 KG - 500 KG
Roughness Ra 1.6 or per RFQ
MOQ 100 PCS or per RFQ
Lead Time 4-6 weeks for samples and mass production
Production Capacity 100,000 PCS/Year
Manufacturing Processes
  • Casting: Lost wax casting, Investment casting, Die Casting, Sand casting, Gravity casting
  • Forging: Hammer Forging, Die Forging, Roll Forging
  • Stamping: Laser Cutting, Punching, Bending
  • Spinning: CNC spinning
  • Machining: CNC turning, Milling, Drilling, Grinding
  • Inspection: Caliper, CMM, Projector
Surface Treatment Options
  • Sand blasting
  • Zinc/Chrome/Nickel plating
  • Powder coating
  • Anodizing
  • Galvanized
  • Painting
  • Oxidation
  • Mirror Polish
Heat Treatment Options
  • Normalizing
  • Annealing
  • Tempering
  • Solid Solution Heat treatment
  • Aging
  • Quenching
  • Gas Nitriding
  • Carbonization
Production Applications
  • Machinery parts
  • Mining equipment
  • Pump parts
  • Auto & motorcycle parts
  • Tool parts
Quality & Service Advantages
  • Professional manufacturer with 20+ years technical expertise
  • ISO, QS and TS certified manufacturing partners
  • Complete quality control with inspection reports and material certificates
Manufacturing Process Images
Custom metal die casting parts manufacturing process Metal components undergoing heat treatment process Finished metal parts ready for quality inspection Packaged metal components ready for international shipment Nanjing Luyao Metals manufacturing facility and equipment
Frequently Asked Questions
Are you a factory or a trade company?
We make export ourselves but are more than a trade company - we specialize in engineering spare parts. We have long-standing relationships with experienced factories and oversee every production process.
Do you make customized products or finished parts?
Yes, all parts are custom made according to customer's drawings or samples. We can consider stocking items when customers require.
Will my drawing be safe after you get it?
Yes, we will not release your design to third parties without permission. We can sign an NDA before receiving your drawings.
What is the MOQ?
We typically don't set MOQ, but larger quantities reduce costs. We're happy to produce prototype parts or samples to verify quality standards.
Can you provide samples?
Yes, we require sample costs which will be refunded when proceeding to mass production. For molded items, we charge a mold fee which then becomes customer property.
How do you handle quality issues?
All products undergo QC inspection with reports before shipment. In rare cases of non-conformance, contact us immediately with photos. We will address issues promptly, covering any resulting transportation costs.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Nanjing Luyao Metals Co., Ltd.
Location 953, No. 29, West of Mufu Road, Nanjing, China
Contact Person Victor Zhuang

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