China Flywheel Suppliers & Factories

Precision Rotational Components, Engineering Customization & Advanced Metallurgy Solutions by Ningbo Jiangbei XinYe Metal Works Co., Ltd.

Featured Industrial Flywheel & Casting Products

Premium OEM components manufactured using world-class die casting, lost wax molding, CNC machining, and hot forging technologies.

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CNC Machined Part & Dynamic Flywheel Components

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Aluminum Hot Forging Parts

Aluminum Hot Forging Parts & Heavy Rotors

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Global Flywheel Industry & Commercial Landscape

Analyzing the evolution of kinetic energy storage and mechanical rotational assemblies across international industrial ecosystems.

In today's globalized heavy industry, the demand for precision-engineered flywheels has shifted beyond traditional internal combustion engines into high-capacity Kinetic Energy Storage Systems (KESS), aerospace mechanical assemblies, variable speed e-mobility drivetrains, and grid-stabilizing uninterrupted power systems (UPS). Advanced flywheels act as energy buffers, smoothing fluctuations and providing instant torque management.

Western Europe, North America, and emerging manufacturing hubs in Asia are pushing technical limits. Modern engineering demands flywheels with zero material voids, absolute balance, high fatigue strength, and precise surface properties to withstand massive rotational velocities (exceeding tens of thousands of RPMs in mechanical energy storage applications). As a leading supplier from Ningbo, China, XinYe Metal Works is positioned directly at this technological intersection, combining cost-efficiency with high-precision metallurgy.

ISO 9001:2015 Certified Quality Management
SA8000 Social Accountability Compliant
Ningbo Jiangbei XinYe Metal Works Factory Building

Who We Are: Ningbo Jiangbei XinYe Metal Works Co., Ltd.

Ningbo Jiangbei XinYe Metal Works Co., Ltd. was founded in 1996 as a family business and until today is an owner-managed SME corporation. XINYE corporation is located in Ningbo Jiangbei Industrial Zone, in reach within 3 hours from Shanghai international airport via high speed train network.

The company’s total area is 16,000 square meters of production floor, another 11,000 square meters are construction. Total staff is 130 employees, of which 80 production staff and 50 are in product development, engineering, quality and supporting areas including management.

We are able to offer in professional and competent qualification: CNC machining, Aluminum alloy forging, Wax die stainless casting, Extrusion and Stamping, Anodizing, and E-polish Surface treatment. The XINYE team is committed to customer satisfaction offering a well-established technology competence portfolio with a complete set of processing equipment for production and machining. Our customers do not just appreciate our high-quality standards but also are getting excited about the commitment and constant drive of XINYE for innovation and new technologies.

Corporate Metrics & Scalability

Established Year 1996
Total Production Floor Area 16,000 m²
Additional Construction Area 11,000 m²
Total Workforce 130 Employees
R&D / Technical Staff 50 Professionals
Production Capability 16h / 6 Days (scalable to 24/7)

Our Core Capabilities & Technical Services

Empowering global OEM clients with optimized material selection and dynamic component balancing solutions.

CNC Machining

Equipped with 4-axis control centers, CNC turning, and CNC milling machines executing complex geometries with tolerances down to 0.001mm.

Aluminum Alloy Forging

Friction press capability from 300 to 1000 tons, delivering dense, high-strength aluminum parts without internal gas pocket defects.

Wax Die Stainless Casting

High-integrity lost-wax casting technique ensuring minimal surface roughness and high dimensional stability for stainless steel components.

Extrusion & Stamping

Processing steel, alloy, copper, and polymer materials using a range of press forces starting from 5 tons up to 250 tons.

Advanced Surface Treatments

Anodizing, electrochemical polishing, powder coating, and custom plating options to prolong component lifecycle under severe wear conditions.

Global Scope & Supply Chain Footprint

The scope of competencies has been growing over time with the customer requirements but also with its own initiatives for continuous further development of the corporation. Besides the classical technologies in metal parts manufacturing today we are also able to offer well established competencies in product development, engineering, industrialization of new product developments, quality engineering and global supply chain management. Our main customers are located in Europe, North America, Russia in various markets like health care, automotive, food manufacturing equipment.

Applications & Core Markets served

XinYe components operate reliably in extreme environments, from deep-sea mining to aerospace transmission lines.

Industrial Safety & Heavy Duty

Fire and gas safety detection for oil & gas and mining industries, flame sensors, fire detectors, explosive and toxic gas sensors, hydrant pit box enclosure kit.

Aerospace Systems

Turbine inlets, high-pressure mechanical components, aviation fuel hydrant pit boxes, engine mounting brackets, and transmission line fittings.

Automotive & E-Mobility

High-torque transmission components, drive shafts, flywheel structures, e-bike components (precision connectors, hydraulic line tubes, levers).

Food Processing & Appliances

High-hygiene food processing equipment components, cream whippers, and robust cast components for tabletop commercial cooking stoves.

Our Core Manufacturing Equipment & Capacity

State-of-the-art machinery imported from Japan and top-tier global suppliers, ensuring stable processing under tight tolerances.

Aluminum Hot Forging Machine

Aluminum Hot Forging Machine

Large capacity machines with precision temperature control and high production efficiency.

  • Friction press force: 300 to 1000 tons
  • Column hydraulic press: 100 to 630 tons
CNC Machining Centers

CNC Machining Centers

State-of-the-art multi-axis CNC machinery for components requiring strict geometric parameters.

  • 4-axis control centers
  • 0.001mm precision tolerance
  • Advanced CNC turning and milling
Quality Inspection Equipment

Quality Inspection Equipment

Advanced dimensional and chemical testing apparatus to verify consistency in production lots.

  • 3D Coordinate Measuring Machines (CMM)
  • Roughness and surface tension testers
  • GNR Spectrum alloy composition analyzer

Factory Floor & Production Operations

Friction Press Processing
CNC Machining Station
Hydraulic Press Machinery
Quality Inspection Lab
Forging Line Operation
Milling Setup
Semi-Finished Flywheel Rotors
Dynamic Balancing Verification

Watch Us in Action

Examine our precision fabrication facilities and production cycles.

Quality Control: Our Ultimate Core Metric

"Quality is life" - Our strict QC system tracks and archives traceable files for every single production run from raw metal ingot to the final product shipment.

Quality Laboratory Inspection Process

Comprehensive Traceability & Testing Standards

Our internal quality assurance program involves strict testing protocols at each milestone of manufacturing. We employ chemical composition analysis before casting/forging to ensure raw material alloy bounds match required specifications exactly.

Following machining, components undergo thorough dimensional, geometric, surface finish, and balancing testing using the industry's most advanced analytical equipment. Traceable documentation, including Certificates of Analysis/Conformance, is produced and archived for client reference.

Our Measurement & Analysis Infrastructure

GNR Spectrum Analyzer

GNR Spectrum Analyzer

Analyzes material composition to ensure raw alloy matrices comply with technical standards.

CMM Inspection Machine

CMM Inspection Machine

Executes ultra-precise 3D coordinate checks of complex geometric features.

Video Measuring System

Video Measuring System

Optically scans component edges and profiles to measure critical tolerances without contact.

Video Measuring System

Optical Projector Measuring

Confirms geometric accuracy on thin stampings and deep-drawn designs.

Rough Meter

Roughness Tester

Measures exact surface finish profiles to verify low friction and precise seal interfaces.

Spring Tension/Compression Testing Machine

Spring Tension/Compression Tester

Verifies physical properties and elasticity limits of assembly sub-components.

Our Dynamic Team & Corporate Values

With over 20 utility patent certificates, our workforce combines technical capabilities with a strong corporate ethic.

Xinye currently has 130 employees, of which 80 production staff and 50 are in product development, engineering, quality and supporting areas including management. Xinye also has more than 20 technical model patent certificates.

Trust First

"Always comes first, our priority, our responsibility, to exceed your expectations."

Complete Responsibility

"Taking any action carefully and detailed as the commitment to give a total solution and services based on principles, customers and employees’ needs and desires."

Professional Execution

"What we do, what we create, what we give it all with an attitude, dedication and ambition. We always give it all with an improvement."

XinYe Professional Staff Team
XinYe Factory Activity
Employee Training Session
Precision Forging Operation
Completed Product Batch

Certified Production Excellence

Our commitment to internationally recognized compliance metrics ensures reliable delivery.

ISO 9001 Certificate

ISO 9001:2015 Registration

ISO Certificate Verification

System Audits & Standards Compliance

SA8000 Certificate

SA8000 Certification

Social Accountability Verification

Social Responsibility Audits

Step-by-Step OEM/ODM Manufacturing Workflow

From initial drawing verification to final custom packaging, we manage each stage to secure maximum component accuracy.

1
Order Placement Icon

Order Placement & Scope Alignment

Clients supply initial custom parameters, designs, material grades, quantity specifications, and project target dates.

2
Sample Production Icon

Technical Design Review & Prototyping

Drawings are verified, cost analysis is calculated, raw alloys are inspected, and precise first-article prototypes are prepared.

Prototype Check Precision Check
3
Feedback Icon

Prototype Validation & Adjustments

The sample is sent to the client for validation, ensuring that real-world performance values meet project parameters.

Customer Approval Indicator
4
Mass Production Icon

Mass Production & Process Control

Following prototype approval, production is scheduled across the forging, casting, and multi-axis CNC divisions, with QC inspection at each stage.

5
Delivery Icon

Packaging & After-Sales Services

Components are packed securely for transport. All products come with a one-year manufacturing warranty from the delivery date.

Dedicated Assembly Workshop

Primary Metal Fabrication Capabilities

Providing specialized manufacturing capabilities designed to meet high quality and efficiency requirements.

Stamping & Deep Drawn

Stamping & Deep Drawn

Lost Wax Casting

Lost Wax Casting

Aluminium Die Casting

Aluminium Die Casting

Aluminium Hot Forging

Aluminium Hot Forging

CNC Machining

CNC Machining

Industrial Case Studies & Engineered Projects

Review real-world examples showcasing our design capability, material composition control, and processing accuracy.

Industrial Components

Precision aluminum components for heavy machinery, produced using our hot forging technology.

Material: Stainless Steel, Aluminium Alloy

Industrial Forged Parts Showcase

Automotive Components

Engine and transmission system components matching strict automotive weight and balance requirements.

Material: Stainless Steel, Aluminium Alloy

Automotive Parts Assembly

Aerospace Industry

Aviation Fuel Hydrant Pit Box, Hinge Bracket, Turbine Inlet, and transmission components.

Material: Stainless Steel, Aluminium Alloy

Aerospace Bracket Unit

Wood Chipper Crusher Systems

High-inertia Wood Chipper Cutter Disc & Feed Roller designed to withstand severe impact cycles.

Material: Q345B, 42CrMo, NM400 for shaft

Heavy Duty Crusher Component

TIPAS MACHINE h65TMY

Detailed verification video demonstrating operational efficiency and machining precision.

Frequently Asked Questions

Commercial and technical queries regarding custom fabrication, delivery dates, and material parameters.

What are your prices?
Our prices are subject to change depending on supply and other market factors. We will send you an updated price list after your company contacts us for further information.
Do you have a minimum order quantity?
Yes, we require all international orders to have an ongoing minimum order quantity. If you are looking to resell but in much smaller quantities, we recommend you check out our website.
Can you supply the relevant documentation?
Yes, we can provide most documentation including Certificates of Analysis / Conformance; Insurance; Origin, and other export documents where required.
What is the average lead time?
For samples, the lead time is about 7 days. For mass production, the lead time is 20-30 days after receiving the deposit payment. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products. If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate your needs. In most cases we are able to do so.
What kinds of payment methods do you accept?
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.
What is the product warranty?
We warranty our materials and workmanship. Our commitment is to your satisfaction with our products. In warranty or not, it is the culture of our company to address and resolve all customer issues to everyone’s satisfaction. We offer a one-year warranty for products with manufacturing defects, starting from the date on the delivery note.
Do you guarantee safe and secure delivery of products?
Yes, we always use high quality export packaging. We also use specialized hazard packing for dangerous goods and validated cold storage shippers for temperature sensitive items. Specialist packaging and non-standard packing requirements may incur an additional charge.
How about the shipping fees?
The shipping cost depends on the way you choose to get the goods. Express is normally the quickest but also most expensive way. By seafreight is the best solution for big amounts. Exact freight rates we can only give you if we know the details of amount, weight and way. Please contact us for further information.
What dynamic balancing grade do your industrial flywheels match?
We balance rotational components up to ISO 1940 standard (G2.5 or G1.0 grades depending on client speed criteria). Our CNC 4-axis control centers verify dimensional precision, and optical measurement devices verify balanced material distribution.

Industrial Product Inventory & Sourcing Catalog

Explore our main processing components. Contact our sales department to receive design review assistance and quotes.

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