Custom Vacuum Casting Services

Achieve precise, durable cast parts with Koonze Model’s polyurethane vacuum casting. Fast production and reliable quality, certified to ISO 9001:2015, ISO 13485, and IATF 16949:2016.

Start a New Vacuum Casting Quote

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Vacuum Casting Services at Koonze Model

Vacuum casting is a process that uses polyurethane resins to create high-quality replicas from a silicone mold made from a 3D-printed master.

This method produces bubble-free, detailed parts similar to injection molding but with faster, more cost-effective production, making it perfect for prototyping, small to medium runs, and end-use parts.

At Koonze Model, we specialize in vacuum casting, ensuring parts up to 30 inches with minimal dimensional shrinkage (+0.15%) and maintaining tight tolerances for complex designs.

Our service is flexible, offering custom solutions like clear or color-matched parts, special finishes, and EMI shielding. We also incorporate inserts during casting for enhanced functionality.

Koonze Model’s vacuum casting provides a reliable, cost-effective alternative to injection molding, offering a fast and quality-assured solution for both prototypes and small-scale production.

what is vacuum casting

Our Vacuum Casting Process

1
Upload CAD Files
Customers upload their CAD files for review and preparation.
2
Silicone Mold Creation
A silicone mold is crafted based on the original component, ensuring precise replication.
3
Vacuum Casting
The selected material is poured into the mold and placed in a vacuum chamber to remove air bubbles.
4
Post-Processing & Finishing
Final checks, surface finishing, and quality control ensure your parts meet all specifications.

Our Factory

Gallery of Vacuum Casting Parts

Take a glance at some of our previous CNc machined prototypes and cNc machined parts for our customers.

Why Choose Our Vacuum Casting Services

Top-Quality
Manufacturing

Koonze Model is ISO-certified, ensuring adherence to global quality standards. Our comprehensive quality control and manufacturing analysis guarantee the production of flawless, high-quality parts.

Expert Support for Complex Geometries

We provide elastomeric materials for intricate vacuum cast parts. Our team offers detailed design support to ensure prototypes and small batches meet final product specifications.

Specialized in Vacuum Casting

Rely on Koonze Model’s skilled specialists for custom vacuum casting services. Our expertise covers fabrication, material selection, surface finishing, and more, delivering reliable, high-performance parts.

Flexible Production Solutions

From prototyping to small/big-scale production, we offer adaptable, cost-effective solutions with quick turnaround times and consistent high-quality results.

Start Your Vacuum Casting Project Today!

Get high-quality prototypes and low-volume production parts quickly with Koonze Model’s fast and cost-effective vacuum casting services. Contact us to get started!

Vacuum Casting Materials

vacuum casting abs

ABS-like

A durable, impact-resistant material offering high strength and versatility for various prototyping applications.

Color:Black, white, natural
Surface:Smooth, matte, glossy
Subtypes :ABS-like (Vacuum Casting)
vacuum casting pa

PA-like

A strong, wear-resistant material with excellent chemical resistance, suitable for functional prototypes.

Color:Black, natural
Surface:Smooth, matte
Subtypes :Nylon-like (Vacuum Casting)
vacuum casting pc

PC-like

Durable and impact-resistant, offering high transparency and heat resistance for functional prototypes.

Color:Transparent, amber
Surface:Glossy, smooth
Subtypes :PC-like (Vacuum Casting)
vacuum casting pom

POM-like

Offers excellent stiffness, low friction, and high wear resistance, suitable for precision parts.

Color:White, black
Surface:Smooth, glossy, polished
Subtypes :POM-like (Vacuum Casting)
vacuum casting pp

PP-like

Lightweight, chemically resistant, and durable, ideal for non-structural parts.

Color:Natural, translucent
Surface:Smooth, matte, slightly glossy
Subtypes :PP-like (Vacuum Casting)

Vacuum Casting Capabilities

Accuracy Highest precision to reach ±0.03 mm
Maximum Part Size +/- 0.025 mm +/- 0.001 inch
Minimum Wall Thickness 1.5 mm~2.5 mm
Quantitites 15 copies per mold
Color and Finishing Color and texture can be customized
Typical Lead Time Up to 20 parts in 3 days or less

Advantages of Vacuum Casting

production quality at low volumes

Production Quality at Low Volumes

Achieve production-grade parts with low-volume runs, ideal for small batches and rapid prototyping. Get high-quality, durable components without the high cost or lead times of traditional methods.

complex elastomeric parts

Complex Elastomeric Parts

Create intricate, flexible parts that require elastomeric qualities, perfect for prototypes or functional parts that need to mimic production materials closely.

high level of detail

High Level of Detail

Capture precise, detailed designs with vacuum casting, allowing for complex geometries and fine features to be replicated with exceptional accuracy.

Applications of Urethane Casting

Low-Volume Production

Urethane cast parts are ideal for low-volume production, offering a cost-effective alternative to injection molding, especially when tooling investment isn't justified. They are also perfect for first-run parts, which can be delivered weeks ahead of production tooling.

Advanced Prototyping

The urethane casting process, along with affordable tooling, allows for easy and cost-efficient design adjustments. Moreover, the same mold can accommodate different materials, enabling you to test designs with multiple material options.

Market Testing

With excellent end-user functionality and a smooth finish, urethane cast parts are perfect for consumer testing, user feedback, and concept models. This process allows rapid adjustments, ensuring quick iteration for testing or market launch.

When to Consider Vacuum Casting

Prototyping Method Material Detail Speed & Volume Cost
Vacuum Casting Production-grade plastics & elastomers High detail, smooth finish Fast for low volumes (a few days) Cost-effective for small runs
3D Printing Plastic, resin Complex shapes, requires finishing Quick for small runs, slow for mass Costly for large volumes
CNC Machining Metal, plastic High precision, tight tolerances Slower, best for larger runs Expensive for small volumes
Injection Molding Production plastics Consistent, high precision Best for large volumes, slow setup Expensive for small runs

Ready to Start Your Vacuum Casting Project?

Contact Koonze Model today to create high-quality prototypes and low-volume production parts with fast turnaround times and minimal tooling costs. Let’s bring your design to life!

FAQs on Vacuum Casting Services

What is the typical lead time for Koonze Model's vacuum casting?

Lead times typically range from 1 day to 7 days, depending on the complexity of the part, material selection, and production volume.

What happens to the silicone mold(s)? Can I keep them?

Silicone molds in urethane casting have a limited lifespan (about 20 uses), and we dispose of them after production. However, you can keep the 3D printed or CNC machined master model by discussing it with us directly.

Why choose urethane casting over injection molding?

Urethane casting is a cost-effective alternative to injection molding, especially for low-volume runs, and delivers excellent surface finishes.

Why choose urethane casting over 3D printing?

Urethane casting offers superior material performance and finish compared to 3D printing, providing parts that closely resemble those used in commercial products. It’s a better choice when material properties and appearance are key.

Can I produce high-quality parts with urethane casting?

Urethane casting is ideal for creating visually appealing prototypes, but it’s also suitable for non-mechanical end-use parts like covers and enclosures.

Resources

GZ CNC Machining Tool Selection
Ways to Improve the Cutting Efficiency of CNC Machining Centers
High-speed Milling Mold CNC Machining Center
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