Advanced Prototype Molding provides rubber compression molding and transfer molding services for production-grade components used in industrial, automotive, HVAC, and medical applications. These processes are commonly selected for producing durable rubber molded parts where consistency, material performance, and cost efficiency are required across medium to high-volume runs.
Rubber compression molding works by placing a measured amount of uncured rubber into a heated mold cavity. The mold is then closed under controlled pressure, allowing heat and compression to shape and cure the material into its final form. Transfer molding uses a related process, but the uncured rubber is first placed into a transfer pot and then forced into the mold cavity under pressure before curing. The appropriate molding method depends on the part design, material, production requirements, and application. Once the cycle is complete, the part is removed, trimmed if needed, and prepared for use or secondary finishing. This method supports a wide range of elastomers, including EPDM (Ethylene Propylene Diene Monomer), silicone, neoprene, Buna-N, and Viton.
Advanced Prototype Molding manufactures rubber molded parts for applications where durability and repeatable performance matter. The process supports simple to moderately complex geometries, including seals, gaskets, vibration dampers, bushings, and protective components. Compression molding is commonly selected when tooling cost control is a priority while maintaining production stability. Transfer molding provides another option for rubber components where the material needs to be transferred into the mold cavity under pressure, particularly for parts with more involved designs or multiple cavities.
Together, compression and transfer molding give customers options for matching the molding process to the requirements of the finished part. Each project is reviewed based on material selection, part design, and intended application to align production with performance requirements.
The company produces custom rubber parts based on customer specifications, CAD files, or existing samples. Each part is manufactured using compression or transfer molding methods suited for the selected material and performance requirements. Customers typically use this service for sealing systems, automotive components, industrial equipment parts, and electrical insulation components.
Material selection plays a key role in final part performance. EPDM is commonly used for weather and heat resistance. Silicone is selected for flexibility and temperature stability. Neoprene and Buna-N are used in general industrial sealing and fluid resistance applications. Viton is applied where chemical resistance is required.
Rubber compression molding is often selected for production where tooling cost needs to stay controlled while maintaining part performance standards. It works well for stable production of rubber molded parts without unnecessary process complexity. The method supports consistent output once the mold design is finalized, making it practical for repeat production cycles.
Transfer molding may be selected when the part design or cavity arrangement benefits from transferring the rubber compound into the mold under controlled pressure. This gives Advanced Prototype Molding another molding option when evaluating the best manufacturing approach for a custom rubber component.
It is commonly used for components such as:

Advanced Prototype Molding supports projects from early design review through final production. CAD files or drawings are reviewed for manufacturability, material compatibility, and molding efficiency. The team can determine whether compression molding or transfer molding is better suited to the part based on its geometry, material, and production requirements. Adjustments may be recommended to support better part release, cycle consistency, or cost control.
Once approved, tooling is produced and samples are run for validation. After approval, production begins based on required volumes. This structure supports both prototype quantities and repeat production schedules for ongoing supply needs.
Customers work with Advanced Prototype Molding for the production of rubber molded parts and custom rubber parts that require repeatability and consistent material behavior. With both compression and transfer molding capabilities, the company can help determine the appropriate process for each component based on its design and production requirements. The focus is on producing functional components that meet dimensional and performance requirements without unnecessary lead time delays.
Stop waiting on uncertain timelines or inconsistent parts. If you have CAD files, drawings, or even a rough sample, Advanced Prototype Molding can turn it into production-ready rubber molded parts using the molding process best suited to your application.
Whether you need small runs for validation or steady production of custom rubber parts, the team is set up to review your design, recommend the right material and molding method, and move straight into tooling and manufacturing without unnecessary back-and-forth. Contact us and send your design today, and get pricing, feedback, and a clear production path for your rubber molded parts.



ADVANCED PROTOTYPE MOLDING
1520 N Old Rand Road Wauconda, IL 60084
Tel: 847-202-4200
Fax: 847-202-4270
sales@advancedprototype.com

ADVANCED PROTOTYPE MOLDING
1520 N Old Rand Road Wauconda, IL 60084
Tel: 847-202-4200
Fax: 847-202-4270
sales@advancedprototype.com