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Online Urethane/Vacuum Casting Services — Fast, Precise, Low-Volume Production

Create high-quality plastic parts from prototypes to small production runs with diverse materials and finishes.

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What is Vacuum Casting?

 

Vacuum casting or urethane casting is a low-volume manufacturing process where silicone molds replicate master models to produce precise polyurethane or resin parts under vacuum, ensuring minimal air bubbles and high fidelity.

 

  • Cost-effective for prototypes and small production runs
  • High surface detail and smooth finishes
  • Multiple material options including flexible, rigid, and transparent
  • Rapid turnaround, ideal for design validation
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One-Stop Service: From Rapid Prototyping to Mass Production

Taking your design from early-stage testing to full-scale production has never been easier. With our wide range of capabilities, we support your journey from prototyping to mass manufacturing. Let us be the backbone of your success and your trusted one-stop partner

Early Development: 3D Printing, CNC Machining

– Quick-turn parts to validate fit, form, and function at the earliest design stages.

Mid Development: Urethane Casting/Vacuum Casting/Metal Casting

– Highly representative models that balance aesthetics and functionality for deeper design validation.

Production: Injection Molding

– Production-quality parts ready for testing, bridge runs, and full-scale manufacturing.

Vacuum Casting Prototyping Service for Fast and Accurate Product Development

Converting an idea for a product to an actual component is not an easy task; it involves much planning and testing. Vacuum casting services allow companies to make prototypes before going into the full manufacturing process. This makes it possible to get sample parts that mimic the final products. On the other hand, urethane casting services allow testing and improving products.

Understanding Vacuum Casting Prototyping

 

How the Process Works

For the process of vacuum casting, engineers use a silicone mold to make perfect resin castings. It begins with creating a master model from which a silicone mold is created. After that, liquid resin is poured into the mold using vacuum pressure.

Why Businesses Choose This Method

The product team requires quick feedback while developing the product. The process of vacuum casting allows them to check the design, performance, and improvement areas before beginning mass production. This process is why companies end up saving time and money on faulty designs.

 

Benefits of Vacuum Casting for Prototype Development

 

High Accuracy and Excellent Surface Finish

The vacuum casting method allows one to replicate forms, textures, and features with remarkable accuracy. With vacuum cast prototypes, one can evaluate the look, fit, and functionality of the part before going any further.

 

Variety of Resins to Choose From

Resin types allow replicating the look and texture of plastics used in production. The variety of resins allows completing urethane casting prototyping projects that require durability and testing. Manufacturers are also capable of making custom urethane parts for particular products.

Perfect for Small Quantity Runs

Low-volume urethane casting provides a practical way out for manufacturing small numbers. Companies will be able to test products, receive feedback, and make necessary changes.

Supporting Faster Product Development

 

Quick Product Improvements

Urethane prototyping makes it easy to test design changes and implement improvements.

Reliable Manufacturing Support

For those needing reliable solutions for quality purposes, urethane casting services offer such an option. Some businesses opt for a reliable vacuum casting prototyping service provider in China for their prototype making and small-volume production.

Complete Manufacturing Solutions

Besides offering vacuum casting services, IN3DTEC is known for its CNC turning part manufacturing solutions. 

Vacuum Casting ( Urethane Casting ) Materials

We offer over 10+ vacuum casting materials and a wide range of surface finishes, and we also support customized materials for special projects.

Material NamePropertiesColorsSurface FinishesCostWater Absorption (%)Density (g/cm³)ShrinkageTensile Strength (MPa)Bending Strength (MPa)Young's Modulus (MPa)Elongation at Break (%)Shore Hardness (D)Charpy Impact Strength (kJ/m²)HDT @0.46 MPa (℃)
ABSModerate strength and stiffness; Good impact resistance; Easy to machine and finishAny Pantone or RAL ColorMatte or glossy$0.3–0.51.120.36080200015.084.014100
Acrylic / PCHigh impact resistance; Tough and durable; Better heat resistanceFull Transparent or custom colorMatte or glossy$0.31.10.37378179016.084.012100
PPExcellent chemical resistance; Tough and flexible; LightweightAny Pantone or RAL ColorMatte or glossy$0.31.130.35 (linear)2520600–130090.075.07585
NYLONHigh strength and toughness; Good wear resistance; Absorbs moistureAny Pantone or RAL ColorMatte or glossy$Very low1.130.35 (linear)8515045003.085.03095
Rubber / TPUFlexible and elastic; Good tear resistance; Various hardness optionsAny Pantone or RAL ColorMatte or glossy$0.1–0.21.10.5–1.01850–70500–800200–30010–90A30–5060–70
Heat Resistance 120°CUp to 120°C; Maintains mechanical properties; Suitable for hot environmentsAny Pantone or RAL ColorMatte or glossy$Very low1.140.5 (linear)6080230011.080.0>60120
Heat Resistance 200°CVery high thermal stability; Suitable for aerospace, electronics, automotiveAny Pantone or RAL ColorMatte or glossy$Very low1.20.7–0.959–69108–128230015–1680–8134–44200
Flame RetardantSelf-extinguishing; Used in electrical enclosuresAny Pantone or RAL ColorMatte or glossy$0.2–0.51.190.35580200035.083.01070–80
UV ResistanceResistant to UV degradation; Maintains strength outdoorsAny Pantone or RAL ColorMatte or glossy$0.1–0.31.120.2–0.565–7090–95800–120015–2083.080–9090
Food-Grade Hard PlasticNon-toxic; BPA-free; Compliant with food-contact standardsAny Pantone or RAL ColorMatte or glossy$0.3–0.51.120.36080200015.084.014100
Food-Grade Hard TPUFlexible and food-safe; Excellent oil and abrasion resistanceAny Pantone or RAL ColorMatte or glossy$0.1–0.21.10.5–1.01850–70500–800200–30010–90A30–5060–70

Our Vacuum Casting Capabilities

NO MOQ, Vacuum casting is ideal for low-volume production and market validation, allowing fast, cost-effective prototypes that closely mimic final products.

Technical specifications

 

Max. casted dimensions: 1600 x 1000 x 1000mm

Standard accuracy:+/-0.3%( length under 100mm with +/-0.3mm limit)

Color: Any customized Pantone No. color

Post process: Overmolding, Matte, Glossy, UV coating, Alcohol resistance coating, or any other finishes.

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Why IN3DTEC for Vacuum Casting ( Urethane Casting )

From idea to production, we help you get there faster.

500,000 +

– Parts cast each year.

15000+

– Product developers served.

Broad Material Options

– 10+ Plastics, and custom materials.

Fast Turnaround

– Speed without compromising quality.

Expert Support

– Design optimization & engineering guidance.

Strict Quality Control

– Certified processes, reliable results.

Scalable Production

– From prototypes to mass production.

Global Service

– Worldwide delivery & logistics support.

Competitive Pricing

– Flexible and cost-effective solutions.

SLM

A complete range of metal materials

HP MJF

Superior, Consistent part quality

SLS

Superior, and a wide range of functional plastics

SLA

Extremely detailed copies of real-life objects

From Quote to Delivery

Everything You Need in One Easy-to-use Platform

Our AI-powered online quoting tool delivers prices within seconds and makes order tracking and management effortless. With built-in DFM capabilities, it helps identify design errors early, saving you time and ensuring smoother part production.

No Minimum Quantity | AI-Powered DFM Analysis | Online Order Management | Flexible Lead Time & Shipping Options

“IN3DTEC is a wholly trusted partner. They help us develop new products more efficiently and quickly. High-quality products and competitive prices are also why we recommend them to more people.” Luis Ford at Leica Medical Product Design Team

Excellent 4.9 out of 5

I regularly use the 3D printing service that IN3DTEC offers and I'm very happy with the end products I receive as well as the quality of service. Parts arrive with very good dimensional accuracy and excellent finish. I also receive great advice about making my prints better. I definitely recommend IN3DTEC!

Dominik Dominiak

First time using and I must say the quality for the part is excellent. The ordering and quoting was very good on the web site. The shipping and turn around time is 1st Class. I would recommend to anyone wanting a top quality part (or parts) and outstand shipping.

Ed Burks

So happy with IN3DTEC. The communication and customer support is incredible even for small orders they help with every aspect of the project. Can't recommend this company highly enough. Thanks for doing a great job guys. Kindly Nicola

Nicola Loder

Exceptional service, always willing to work with the customer to ensure parts are built to spec. Quick, reliable turn around, high quality and reasonably priced CNC/3D Printed parts.

Ron Miranda

My experience working with the team at IN3DTEC was wonderful. The team was easy to work with and provided me with useful feed back about my design. Also the price was just right.

Evan Kuester

Gallery Of Vacuum Casting ( Urethane Casting )

Surface Finishes for Vacuum Casting

Improve durability and performance with a selection of finishes.

Assembly

Overmolding

Adhesive Bonding

Plating

Part Marking/Laser Engraving

Color Matching

Insert

Thread Tapping

Learn More

Download The 3D Vacuum Casting Design Guide

Discover proven design rules that help engineers and creators improve performance, save costs, and ensure consistent success in 3D printing projects.

How to Work With

Simply upload your CAD files.

Get real-time pricing and DFM insights within seconds. Or ask for manual design help.

Once your order is placed, we’ll begin production right away, and you can track and manage it anytime from your dashboard.

Partnering with FedEx, DHL, and UPS, we deliver your parts fast and on time, worldwide.

Put your Parts into Production Now

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Q & A

A: Typically 15–25 copies, depending on geometry and resin type.

A: Low cost, fast turnaround, excellent surface quality, and suitability for small-batch production.

A: Automotive, consumer electronics, medical devices, robotics, and industrial design prototyping.

A: Typically ±0.3 mm / 100 mm(Min. +/-0.3mm), depending on size and geometry.

A: Yes, both tinted and fully transparent finishes are available, with painting or polishing if needed.

A: Polyurethane resins simulating ABS, PP, PC, PMMA, Rubber (shore A 30–95), and transparent materials.

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