Explore our main capabilities in precision metal fabrication, forging, stamping, and lost wax casting engineered to tight tolerances.
Founded in 1996 as a family business and managed as an owner-operated SME corporation to this day, Ningbo Jiangbei XinYe Metal Works Co., Ltd. has developed into a premier partner for global metal fabrication requirements. Strategically located in the Ningbo Jiangbei Industrial Zone, our facility is within a 3-hour journey from Shanghai International Airport via the high-speed train network.
Our infrastructure features 16,000 square meters of production floor alongside an additional 11,000 square meters of construction area. We operate with a highly qualified staff of 130 employees, structured efficiently into 80 production personnel and 50 experts dedicated to product development, engineering, quality control, and management.
"Our customers appreciate our high quality standards and our commitment to innovation and new technology implementation."
A comprehensive overview of investment casting metallurgy, market growth drivers, and regional supply chain dynamics.
Lost wax casting, or investment casting, is one of the oldest metal-forming techniques. In modern industry, it has evolved into a critical technological pathway for fabricating complex geometry with high dimensional accuracy. Using silica sol processes, modern foundries achieve near-net-shape components that reduce secondary CNC machining cycles.
The process relies on a sacrificial wax pattern coated in a ceramic refractory slurry. Once the ceramic shell hardens, the wax is autoclaved out, leaving a detailed mold cavity. The absence of parting lines reduces dimensional discrepancies, achieving tolerances under ISO 8062 and surface finishes of Ra 3.2 to 6.3 microns without post-treatment.
As OEMs demand reduced time-to-market, integrated design-to-delivery casting operations become critical. XinYe coordinates the entire engineering process, from solidification modeling using casting simulation software to finishing treatments like CNC machining, surface anodization, and electro-polishing.
According to recent metallurgical market assessments, the global investment casting market is expanding rapidly, driven by automotive weight reduction, aerospace turbine demand, and corrosion-resistant valves for chemical processing.
China remains a core hub for casting procurement, moving from low-cost casting to high-precision, value-add manufacturing. The Ningbo industrial cluster integrates chemical, forging, tooling, and machining supply chains, offering logistic and engineering advantages.
| Process Metric | Investment Casting | Sand Casting | Die Casting (Al) |
|---|---|---|---|
| Geometric Complexity | Outstanding / Unlimited | Moderate to Low | High (Limited by draft) |
| Typical Tolerances | ±0.1% to ±0.3% | ±0.8% to ±1.5% | ±0.2% to ±0.4% |
| Surface Roughness (Ra) | 3.2 – 6.3 μm | 12.5 – 25 μm | 1.6 – 3.2 μm |
| Tooling Capital Costs | Medium-Low | Very Low | High to Very High |
Integrating Industry 4.0 paradigms into the traditional investment casting workflow.
Traditional tooling is a bottleneck for development. To provide an information gain edge, we have optimized our workflow to support 3D wax pattern printing. For low-volume production or functional prototyping, CAD files are translated directly into physical wax models, bypassing the steel tooling stage. This shortens the lead time from weeks to days.
Additionally, the integration of simulation software allows our development team to model thermodynamic properties, gate placement, and shrinkage rates prior to pouring. This reduces thermal stress defects and gas porosity in our final castings.
XinYe processes diverse materials, ranging from carbon steels and corrosion-resistant stainless steels (SS304, SS316, duplex grades) to specialized aluminum alloys. Controlling trace elements is vital for mechanical performance.
Our metallurgical laboratory features a GNR Spectrum Analyzer to verify composition at the molten stage. Clean melting systems prevent non-metallic inclusions, ensuring the structural integrity of high-stress items like turbine parts, gas safety enclosures, and hydraulic components.
A multi-disciplinary technological portfolio designed to meet demanding quality specifications.
High-precision lost wax casting targeting complex components, stainless alloys, and near-net shape requirements with minimized post-processing.
Utilizing friction presses from 300 to 1000 tons to achieve high grain alignment, structural density, and strength for structural applications.
Advanced Japanese-imported multi-axis CNC centers and milling machines delivering high precision down to 0.001mm tolerances.
Stamping, deep drawing, and extrusion configurations supporting steel, aluminum, copper, and polymer substrates with presses ranging from 5 to 250 tons.
In-house anodization, electro-polishing, passivation, and surface treatments to optimize corrosion resistance, appearance, and wear properties.
Integrated project development, engineering optimization, precision tooling design, and global logistics coordination.
A visual walkthrough of our machining floors, testing labs, and assembly workshops.
Corporate Facility & Manufacturing Overview
TIPAS MACHINE h65TMY Action Demonstration
Our commitment to precision is supported by certified testing facilities and analytical equipment.
Quality is the priority at XinYe. Guided by certified management systems, we maintain comprehensive document traceability from the ingot stage down to final product delivery. Our manufacturing processes undergo structured quality gates.
Maintaining advanced inspection instrumentation is critical to confirming dimensional accuracy. Our metrology department employs coordinate measuring machines (CMM) and video measuring systems to verify tight geometries.
A streamlined, traceable process from design consultation to delivery.
During the design consultation phase, we align on custom sample parameters, material grade definitions, toolpaths, dimensional tolerances, pricing, and project milestones.
Our tooling workshop processes prototypes according to the engineering drawings. Customers receive finished samples, raw material chemical analyses, and complete CMM dimensional inspection reports.
Following feedback on the sample, we make any necessary adjustments to the tooling geometry or CNC programming to optimize cycle times and tool wear before proceeding to serial production.
Serial production is launched according to production scheduling. Our quality control department runs audits on each batch, ensuring mechanical and dimensional specs are met before packaging.
We use heavy-duty packaging to protect finished parts during transit. Each shipment includes our standard warranty, which covers manufacturing defects for one year.
How our metal fabrication, lost wax casting, and hot forging technologies serve high-demanding sectors.
Precision aluminum and stainless steel components for oil, gas, and mining safety systems, including flame detectors, explosive sensors, and hydrant pit boxes.
Primary Material: Stainless Steel, Aluminum Alloy
Tight-tolerance structural components for automotive drivetrains and E-bike assemblies, including levers, connector tubes, and brackets.
Primary Material: Aluminum Alloy, Carbon Steel
High-integrity components designed to perform under high aerodynamic load and corrosive conditions, including fuel pit boxes and turbine brackets.
Primary Material: Super-Alloys, High-Grade Stainless Steel
Robust steel assemblies for heavy-duty industrial wood shredding systems, engineered to resist impact wear.
Primary Material: Q345B, 42CrMo, NM400 Wear-Resistant Steel
Detailed technical, operational, and commercial answers for purchasing managers and design engineers.
Our prices are subject to change depending on material costs, exchange rates, and other market factors. We will send you an updated price list after your company contacts us for further information and provides detailed technical specifications.
Yes, we require all international orders to have an ongoing minimum order quantity. For low-volume production or specialty orders, please contact our team to discuss customized options.
Yes, we can provide most documentation including Certificates of Analysis / Conformance; Insurance; Origin, and other export documents where required by import regulations.
For samples, the lead time is about 7 days. For mass production, the lead time is 20-30 days after receiving the deposit payment. Lead times become effective when (1) we have received your deposit, and (2) we have your final drawing approval. If our lead times do not align with your schedule, please discuss your requirements with your sales contact.
You can make the payment to our bank account, Western Union or PayPal: 30% deposit in advance, 70% balance against the copy of B/L.
We warranty our materials and workmanship for one year from the date of the delivery note. Regardless of the warranty status, our company culture is to address and resolve all issues to the customer's satisfaction.
Yes, we always use high-quality export packaging. We also use specialized packaging for dangerous goods and validated cold-storage shippers for temperature-sensitive items if required. Custom packaging requests may incur an additional charge.
Shipping costs depend on the delivery method. Express is fastest but most expensive. Sea freight is typically the most cost-effective option for large shipments. We can provide accurate rates once we know the total weight, volume, and destination of your order.
We utilize casting simulation software to optimize gate placement and design venting channels. Molten metal undergoes degassing before pouring, and the ceramic mold shell is preheated to maintain optimal fluid dynamics and solidification rates, reducing micro-porosity.
Our standard silica sol lost wax casting achieves a surface finish between Ra 3.2 μm and Ra 6.3 μm. For finer finishes down to Ra 0.8 μm, we offer secondary operations such as electro-polishing, CNC machining, or custom vibratory polishing.
Our production facilities support global OEM requirements across forging, casting, stamping, and high-precision CNC machining.
XinYe Metal