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Produce precision parts that exceed industry standards.

Provide efficient production and faster design to delivery.

Manufacture prototypes and products that meet medical safety standards at competitive prices.

Improve efficiency with precise, fast, and constant part quality.

Create and test products quickly to bring them to market.

Deliver machinery that beats the competition.

Empower to innovate faster,maximizing performance.

Speed up innovation and development.

Bring new, affordable products to market faster.

Produce precision parts that exceed industry standards.

Provide efficient production and faster design to delivery.

Manufacture prototypes and products that meet medical safety standards at competitive prices.

Improve efficiency with precise, fast, and constant part quality.

Create and test products quickly to bring them to market.

Deliver machinery that beats the competition.

Empower to innovate faster,maximizing performance.

Speed up innovation and development.

Bring new, affordable products to market faster.

Vacuum Casting Services

Our Custom Vacuum Casting Services

Provide reliable custom vacuum casting services from prototyping to low-volume part manufacturing at competitive prices. High precision and stable performance vacuum forged parts have excellent quality and faster turnaround time.

Start A New Vacuum Casting Quote

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Our Powerful CNC Machining Processes

Providing custom CNC machining solutions at competitive prices, we choose from over 100 materials and 60+ surface finishes to ensure you receive high-precision, structurally complex, and performance-stable parts. Try our precision CNC machining services and become our next satisfied customer.

CNC Turning
CNC Turning

CNC turning is the process of cutting metal or plastic parts with cylindrical features from the outside of a bar with a rotating tool. The turning process can effectively manufacture circular parts and can be applied to create parts with complex internal and external geometries and various threads.

CNC Milling
CNC Milling

CNC milling is a subtractive process that uses 3-, 4-, and 5-axis milling machines and a variety of cutting tools to remove material from solid blocks of plastic and metal into final parts with varying geometries. With our 3-axis and 5-axis CNC milling services, you will be able to get milled parts with a tolerance of 0. 01mm.

EDM & Wire-Cut
EDM & Wire-Cut Service

EDM and wire-cutting are CNC machining processes that use copper, graphite, or molybdenum wire to get the desired design for undercuts, sharp corners, and the removal of unnecessary material from workpieces. EDM is also frequently used to produce mold and rapid tooling.

CNC Grinding
CNC Grinding Service

Our CNC grinding machining service will be your best option if you need a very flat surface item or a round part with tolerances of OD and ID ±0.005mm for your production demands.

Swiss Machining
Swiss Machining Service

Swiss machining is a productive method for creating thin or complex parts. We can always cut the material that is near the workpiece holder by moving the workpiece as well as the active tooling. To prevent distortion in contrast to a conventional CNC lathe.

CNC Routing
CNC Routing Service

We provide CNC routing services for prototypes and parts machining of soft materials like EPS foam, EVA, and wood in addition to regular milling services for parts made of engineering plastics or metals.

Our Robust Vacuum Casting Capabilities

Vacuum Casting Machines
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From Prototyping to Manufacturing

NOBLE is your trusted one-stop custom manufacturing solution, from prototype design to manufacturing, through huge manufacturing resources, suitable technology, streamlined process, expert guidance, and perfect quality inspection process to turn your ideas into reality.

Prototype Machining

Prototype Machining

From NOBLE,  get an online quote with free design analysis in hours to get your CNC machined prototypes done in days.

low volume manufacture

Low-Volume Manufacturing

With advanced production equipment and an experienced team of engineers, we can manufacture products with complex geometric shapes and high precision requirements with strict tolerance control and perfect quality inspection processes.

Medium&Mass Production

Medium & Mass Production

NOBLE meets mass production needs through strict tolerance control, quality inspection, and a complete supply chain, and quickly delivers cost-effective, high-precision parts.

Why Choose Us for Custom Vacuum Casting Services

By integrating cutting-edge technology with the knowledge of our qualified personnel, NOBLE prioritizes client happiness. Our vacuum casting process is precise, efficient, and cost-effective, yielding exceptional results. Choosing our vacuum casting will help your business reach new heights of success.

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Competitive Pricing
We realize how important it is to stay within your project's budget. Our price system is competitive and geared to fit the demands of businesses of all sizes, regardless of resource constraints. Our team is available to review your budget and offer value-added solutions that will benefit your company.
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Professional Vacuum Casting Expert
Get reliable custom vacuum casting services from skilled and experienced engineers. With more than ten years of experience in vacuum casting, we can assist customers in optimizing designs, selecting appropriate processes, reducing costs, and achieving rapid mass production.
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Complex Geometry Support
We use high-quality elastomer materials to ensure the manufacture of vacuum-cast plastic parts with complex structures at competitive prices. Experienced engineers provide 7 to 24 hour project support to ensure your prototypes and low-volume components closely resemble the intended end product.
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On-Time Production
We have a large production capacity and a team of skilled engineers and salespeople who prioritize open communication and just-in-time production for your order. This ensures that we can provide the fastest possible delivery time to meet any urgent needs you may have.

Work with Us in 4 Simple Steps Only

With many years of manufacturing experience, NOBLE offers the best solutions for all rapid prototyping and low-volume manufacturing needs. We streamline the innovation cycle into four simple but effective steps.

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Upload Your Design
Just simply upload your CAD files and submit RFQs with clear information online.
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Receive Design Analysis
We'll send you design for manufacturability analysis and transparent pricing.
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Start Manufacturing
Our experts will produce your parts with the required technologies and materials.
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Receive Your Parts
Your parts will be delivered to your door directly with stringent deadlines.

Vacuum Casting Tolerances and Standards

NOBLE offers a range of vacuum casting tolerances to meet your complex custom requirements. Depending on the master model and part geometry, we can achieve dimensional tolerances between 0.2 – 0.4 m. Below are the technical specifications for our custom vacuum casting services.

Type

Information

Accuracy

Highest precision to reach ±0.05 mm

Max Part Size

+/- 0.025 mm

+/- 0.001 inch

Minimum wall thickness

1.5mm~2.5mm

Quantities

20-25 copies per mold

Color & Finishing

Color and texture can be customized

Typical Lead Time

Up to 20 parts in 15 days or less

 

Materials for Vacuum Casting

You can choose a wide range of vacuum casting materials depending on the peculiarities of your project. Here are some choices for you:

Materials for Vacuum Casting1

ABS

ABS is a thermoplastic polymer, is widely used due to its exceptional resistance to impact, temperature, and chemicals. It also offers a sleek surface finish and is easy to produce and handle.

Materials for Vacuum Casting2

POM

POM, also known as acetal or Delrin, is a type of engineering thermoplastic that boasts exceptional dimensional stability, stiffness, temperature resistance, and impact resistance.

Materials for Vacuum Casting3

PP (Polypropylene)

Polypropylene (PP) is a material that is typically white and translucent and is resistant to corrosion while also possessing good toughness. Its most notable characteristic is its versatility, as it is suitable for use in a variety of processing methods and applications.

Materials for Vacuum Casting4

PE (Polyethylene)

Polyethylene is odorless, non-toxic, feels like wax, has excellent low-temperature resistance (minimum operating temperature can reach -100~-70°C), has good chemical stability, and can withstand most acid and alkali erosion (not resistant to oxidation) nature acid)

Materials for Vacuum Casting5

PC (Polycarbonate)

Polycarbonate (PC) is an amorphous thermoplastic known for its exceptional transparency and impact resistance. It also possesses strong electrical insulating properties and moderate chemical resistance.

Materials for Vacuum Casting6

PMMA (Polymethylmethacrylate)

Polymethylmethacrylate, also named Acrylic. Acrylic is a highly versatile material known for its exceptional transparency, chemical stability, and resistance to heat, cold, and corrosion.

Materials for Vacuum Casting7

PEEK

PEEK boasts exceptional mechanical strength, self-lubrication, impact resistance, and flame retardancy. It is also highly resistant to acid, alkali, and other chemical corrosion, hydrolysis, wear, fatigue, stripping, and radiation.

Materials for Vacuum Casting8

Nylon

Nylon is impressive mechanical properties such as heat and wear resistance, chemical resistance, and self-lubrication, polyamide fiber also possesses flame retardancy, a low coefficient of friction, and is easy to manufacture.

Materials for Vacuum Casting9

PS (Polystyrene)

Polystyrene (PS) is a polymer made from the monomer styrene, a liquid hydrocarbon that is commercially manufactured from petroleum. At room temperature, PS is normally a solid thermoplastic but can be melted at higher temperatures for molding or extrusion, and then resolidified.High-impact strength, low-cost resin with a wide range of options.

Materials for Vacuum Casting

Elastomer

Elastomers are polymers with viscosity and elasticity and therefore are known as viscoelasticity. The molecules of elastomers held together by weak intermolecular forces generally exhibit low Young’s modulus and high yield strength or high failure strain. Examples are Natural rubber, Silicone Polyurethanes, and Polybutadiene, Polyurethane plastic resin.

Surface Finishes for Vacuum Casting

NOBLE can build unique surface layers for your vacuum casting parts using a wide range of surface finishes. These finishes assist you in meeting the aesthetic, toughness, and chemical resistance needs of your products. We can provide the following surface finishes based on your material selection and part application:

Glossy

Glossy

A grade finishes are made using a diamond buffing process and yield shiny and glossy surfaces on injection molded parts.

Semi-glossy

Semi-glossy

B grade finishes use grit sandpaper to produce parts with a slightly rougher finish than grade A parts. Custom molded plastic parts that undergo B grade finishing have a matte surface texture.

Matte

Matte

C grade finishes use grit sanding stones to produce a rough, uneven surface. Injection plastic parts that undergo C grade finishing have a matte surface texture.

Texture

Textured

D grade finishes use grit and dry glass beads or oxide to produce a very rough textured finish. Depending on the type of material used, products can have a satin or dull finish.

Custom CNC Machining Parts Display

Check out our over a decade of precision custom CNC machined parts, including precision machined prototypes and parts from our valued customers.

Our Vacuum Casting Procedure

Vacuum casting is a cost-effective way to create high-quality prototypes and low-volume production parts with great detail and material options. Here are the steps involved:

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Step 1. Master Pattern Creation

The process begins with the creation of a master pattern, which serves as the original model for replication. The master pattern can be produced using various methods, such as 3D printing, CNC machining, or traditional fabrication techniques.

Our Injection Molding Procedure 1
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Step 2. Mold Preparation

A silicone mold is created around the master pattern. The mold is typically made in two halves, allowing for easy removal of the pattern and subsequent casting. The mold is then secured within a casting frame.

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Step 3. Mold Release and Preparation

Prior to casting, a mold release agent is applied to ensure the easy removal of the final casted part from the mold. The mold is then preheated to a specific temperature to enhance material flow and reduce curing time.

Our Injection Molding Procedure 1
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Step 4. Material Mixing and Vacuum Degassing

The chosen casting material, usually a two-part polyurethane (PU) resin, is mixed thoroughly to achieve a homogeneous consistency. The mixed material is then placed in a vacuum chamber to remove any air bubbles or voids that could affect the final part's quality.

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Step 5. Casting Process

The prepared mold is placed in a vacuum casting machine. The machine creates a vacuum within the chamber, which helps to draw the liquid resin into the mold, ensuring precise replication and minimal defects. The resin is poured into the mold under vacuum conditions, filling the cavities and replicating the desired geometry.

Our Injection Molding Procedure 1
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Step 6. Curing and Solidification

After the mold is filled, the casting is left undisturbed to cure and solidify. The curing time varies based on the resin type, thickness of the part, and ambient conditions. If necessary, heat or post-curing may be applied to accelerate the curing process

Our Injection Molding Procedure 1
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Step 7. Mold Opening and Part Extraction

Once the resin has solidified, the mold is opened, and the cast part is carefully removed. The mold can then be reused multiple times to produce additional parts.

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Step 8. Finishing and surface treatment

To achieve the desired aesthetics and functionality, the casted part may require finishing and surface treatment, such as trimming excess material, sanding, painting, or surface treatments.

See What Our Customers Say About Us

The feedback of customers has a greater impact than a company’s advertising. Take a look at what our satisfied customers have to say about how we met their needs.

Advantages of Vacuum Casting

As a leading vacuum casting manufacturer in China, NOBLE provides low-cost manufacturing of high-quality plastic parts. Our vacuum casting services provide short-cycle solutions for creating high-quality prototypes and low-volume part production.

Vacuum casting, or urethane casting, is a technique that combines a silicone mold with a 3D printing master to create vacuum-cast parts with consistent performance and production-grade quality. The technology requires no costly up-front investment, allows for flexible, economical production, and process hardens thermoplastic polyurethane in silicone or epoxy molds. The result is a vacuum-cast part with the same shape as the original master model. The final dimensions of a vacuum cast part will depend on the master model, part geometry, and material chosen.

Vacuum Casting Applications

Because CNC machining can achieve high precision without changing the material structure with good manufacturing speed, it is becoming growing common as the range of machines, control systems, and tools for CNC machining continues to expand.NOBLE is dedicated to providing precision machining services for various industries and our precision CNC-crafted parts can be found in all areas of the industry, including.

Oil & Gas

Oil & Gas

Experts at NOBLE master the comprehensive knowledge of CNC machining for the oil field and gas industry paired with the assurance of high precision offered by top-notch CNC machines.

Rapid-Prototyping-and-On-Demand-Production-for-Automation-Industry-1

Automation Equipment

NOBLE Rapid Prototyping service allows you to quickly and easily create automated functional prototypes to test and optimize your design, select the right process, reduce costs, and shorten project cycles. On-demand services can produce automated parts with a high level of accuracy.

Automotive

Automotive

Our low-volume manufacturing services is the ideal manufacturing solution for on demand automotive parts.

Aerospace

Aerospace

The durability and precision that our precison manufacturing services provide meets the sophisticated needs the different phases of the aerospace industry required.

Medical Devices

Medical Devices

Medical supplies manufacturers, tech startups, and research labs benefit significantly from the prototyping solutions we provide.

Robotics

Robotics

Our industrial-grade robotics prototyping and parts manufacturing services aid in the continuous evolution of the robotics market.

If you are looking for a rapid prototyping manufacturer or a CNC machine shop to fabricate small, medium-volume, or mass-production products, NOBLE is an ideal choice.Our well-trained and experienced staff manufactures parts in line with drawings on modern CNC machines, with the highest accuracy and processing quality in all sizes.In addition, we provide professional design considerations for your CNC machining projects.

Want to get the most professional and fastest service for your CNC machining project? Upload your CAD files now and obtain a quote!

Vacuum Casting FAQs

What is vacuum casting?

Vacuum casting is a manufacturing process that involves creating replicas of a master pattern by pouring liquid resin into a silicone mold under vacuum conditions. It is commonly used for prototyping and low-volume production of complex parts.

What materials can be used in vacuum casting?

Vacuum casting is compatible with a wide range of materials, including polyurethane (PU) resins. These resins come in various formulations, offering different mechanical properties, colors, and finishes to suit specific application requirements.

How does a vacuum casting work?

Vacuum casting is a manufacturing process used to create prototypes or small production runs of plastic parts. It involves creating a mold around a master pattern, pouring liquid resin into the mold, and using a vacuum to remove air and ensure complete resin filling. The resin is then cured, and the mold is separated to remove the solidified parts. Vacuum casting allows for high-quality replicas with detailed features and is cost-effective for low-volume production.

Why use vacuum casting?

Vacuum casting provides a flexible, cost-effective, and efficient solution for creating prototypes, producing low volumes of parts, and achieving high-quality replicas with intricate details and fine finishes.

How long does vacuum casting lead take?

The lead time for vacuum casting can vary depending on several factors, including the complexity of the part, the number of parts required, the specific requirements of the project, and the capacity of the manufacturing facility. Generally, the lead time for vacuum casting can range from a few days to a few weeks.

Is vacuum casting cheaper than injection molding?

It’s important to note that the cost-effectiveness of vacuum casting versus injection molding can vary depending on the specific project requirements. For high-volume production runs, injection molding becomes more cost-effective due to the amortization of tooling costs over a larger number of parts. It’s recommended to assess the specific needs of your project and consult with manufacturers or service providers to determine the most cost-effective manufacturing method.

What are the advantages of vacuum casting for prototyping?

Vacuum casting offers several advantages for prototyping, including quick turnaround times, cost-effectiveness, and the ability to produce functional prototypes that closely resemble the final product in terms of aesthetics and physical properties.

What is the minimum thickness for vacuum casting?
The minimum thickness for vacuum casting can vary depending on several factors, including the material being used, the complexity of the part geometry, and the specific capabilities of the vacuum casting process being employed. However, as a general guideline, a minimum thickness of around 0.5-1 mm is often considered feasible for vacuum casting.
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