Vacuum Casting Services From China
Looking for a reliable Vacuum Casting partner? As a professional digital supplier, we can help. Get your plastic parts more easily and at a better price.
- Extensive Digital Manufacturing Expertise with a strong network of suppliers
- Cost-effective solutions for rapid prototyping and small-batch production
- Suppliers meeting international quality standards such as ISO 9001:2015
- High-precision Vacuum Casting delivering consistent quality
Vacuum Casting Small Batch Production
At Formioo, we connect you with top-tier vacuum casting suppliers from across China. Our network ensures that your project benefits from advanced casting processes designed to produce intricate, high-quality parts with excellent detail and surface finish.
Leveraging our robust digital platform, we partner with suppliers who specialize in vacuum casting using premium resins and elastomers. This collaboration guarantees cost-effective production whether you need rapid prototypes or low-volume production runs. Each supplier adheres to rigorous quality controls and offers a range of finishing options to meet your exact specifications.
As a leading digital supplier in China, Formioo is dedicated to providing efficient, reliable, and scalable manufacturing solutions. Experience competitive pricing, short lead times, and exceptional quality as our trusted suppliers bring your innovative designs to life.
Our Vacuum Casting Services
Leveraging a robust supply chain and a mature digital process, our vacuum casting technology is classified into rapid prototyping and small-batch high-precision production. Selected resins and precision molds ensure detail accuracy of around ±0.05mm, while multiple surface finishing options cater to diverse application needs. This dual approach enables cost-effective production with quick turnaround, meeting the rigorous standards of modern injection molding.

Ideal for prototypes, this method quickly produces accurate, cost-effective parts with fine surface details using vacuum-assisted resin casting.

This technique delivers outstanding dimensional accuracy and surface finish, suitable for functional testing and small-batch production of intricate components.

Designed for end-use parts, this method provides durable, high-quality components that meet both mechanical and aesthetic industry standards.

Optimized for efficient production, multi-cavity casting employs multiple molds in one cycle to deliver consistent quality across numerous parts.
Vacuum Casting Capabilities
Material Compatibility
Our vacuum casting process works with premium resins such as polyurethane, epoxy, and silicone to suit diverse production needs.
Printing Accuracy
Achieves fine details with tolerances around ±0.05mm.
Maximum Build Size
Capable of producing parts up to 500mm × 400mm × 300mm for small to medium series.
Surface Finishing Options
Includes polishing, painting, and coating for enhanced aesthetics.
Delivery Time
Standard lead time is 7-10 days, with expedited options available.
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Vacuum Casting Materials
Polyester Resin
Known for fast curing and a smooth surface finish, polyester resin is perfect for producing decorative parts and intricate models. It finds applications in automotive emblems and consumer product prototypes, balancing cost and performance.
- Mill Lead Time: Up to 5 days
- Color: Translucent or pigmented options

Acrylic Resin
Renowned for its aesthetic appeal and weather resistance, acrylic resin is ideal for casting clear or colored decorative components. It is often used for display models and lighting fixtures due to its excellent clarity and finish.
- Mill Lead Time: Up to 4 days
- Color: Clear, colored, and matte finishes

Polyurethane Resin
Its low viscosity and excellent detail reproduction make it ideal for vacuum casting, particularly in rapid prototyping and small-batch production. It is widely used for automotive trim and consumer electronic housings, offering fine surface finishes and durability.
- Mill Lead Time: Up to 5 days
- Color: Customizable finishes available

Epoxy Resin
With superior strength and clarity, epoxy resin provides high-quality structural components and optical parts. Its excellent adhesion and low shrinkage ensure precise, intricate molds for functional prototypes and end-use applications.
- Mill Lead Time: Up to 7 days
- Color: Transparent and tinted options

Urethane Elastomer
Combining the resilience of elastomers with the precision of vacuum casting, urethane elastomer is suited for soft-touch grips, seals, and flexible components. Its excellent tear resistance and durability make it popular for automotive interiors and wearable devices.
- Mill Lead Time: Up to 6 days
- Color: Neutral tones with custom pigmentation

Silicone Rubber
Offering remarkable flexibility and heat resistance, silicone rubber excels in producing soft-touch parts and detailed molds. It is commonly applied in medical devices and wearable components, delivering consistent performance under varying conditions.
- Mill Lead Time: Up to 6 days
- Color: Various neutral shades available

Finishing Options for Vacuum Casting
Name | Applicable Materials | Colors | Can Be Applied with |
---|---|---|---|
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Resins, Plastics, Metals | Any color (customizable) | Primer, Base Coat, Clear Coat |
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Resins, Plastics, Metals | Natural material color | Buffing wheels, Polishing compounds |
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Resins, Plastics, Metals | Matte finish (natural) | Sand, Glass Beads, Aluminum Oxide |
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Conductive materials | Chrome, Gold, Nickel, etc. | Conductive coating, Electrolytic bath |
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Aluminum | Clear, Black, Gold, etc. | Electrolytic process, Dyeing (optional) |
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Aluminum | Clear, Gold | Media Blasting, Tumbling, Anodizing |
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Metals, Some Plastics | Wide range (customizable) | Electrostatic application, Curing oven |
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Resins, Plastics, Metals | Natural material color | Laser etching, Chemical etching |
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Resins, Plastics, Metals | Natural material color | Abrasive media, Vibratory tumblers |
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Resins, Plastics, Metals | Clear, Glossy finish | Spray application, UV curing |
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Resins, Plastics, Metals | Natural material color | Laser marking machines |
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Plastics, Resins | Chrome, Gold, Silver, etc. | Vacuum chamber, Metal vapor deposition |
- *Additional finishing options include chromic acid anodizing, cadmium plating, copper plating, titanium anodizing (blue anodizing), gold plating, silver plating, and more. For materials not listed here, please contact us directly.
Vacuum Casting FAQs
Our standard lead time is usually 7-10 days, with expedited options available upon request.
We generally achieve tolerances around ±0.05 mm, depending on part geometry and resin type.
Commonly used materials include polyurethane, epoxy resin, silicone rubber, acrylic resin, and urethane elastomers.
Yes, custom color matching and multiple surface finishes, including painting and polishing, are available.
Typical silicone molds last for approximately 15-25 castings before quality decreases.
Yes, vacuum-cast parts are widely used for functional testing and validation before mass production.
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