Rubber Overmolding Molders and Molding

IQS Directory is a top industrial directory listing of leading industrial rubber overmolding manufacturers and suppliers. Access our comprehensive index to review and source rubber overmolding manufacturers with preview ads and detailed product descriptions. These rubber overmolding companies can design, engineer and manufacture rubber seals to your specifications and application need. A quick and easy to use request for quote form is provided for you to contact these rubber overmolding manufacturers and suppliers. Each company has detailed profile information, locations, phone number, website links, product videos and product information defined. Read customer reviews and product specific news articles. We are the right resource for your information requirement whether its for a manufacturer of elastomer molding, molded rubber, or viton rubber molding.

  • Santa Fe Springs, CA

    RD Rubber Technology Corp is an ISO 9001:2015 / AS9100:2016 certified and ITAR registered company. We offer compression, transfer, injection and Liquid Injection molding, rubber to metal bonding, engineering support, tooling design, machining and more. Our customers rely on us to give them the best possible production solutions for rubber molding. From aerospace to medical, food processing to military applications we build trust by being responsive to your needs.

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  • Stuart, FL

    If you have a need custom rubber molding for products with a fast turnaround, Britech Industries is the company you need to call. We do molded, extruded and die cut rubber – of various products and in the colors and compounds you need. We can manufacture domestically or off shore. If you do not see what you need for your application, let us know, so we can find a solution for you!

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  • Trenton, NJ

    With more than a century of manufacturing experience, Pierce-Roberts Rubber Co. is your source for custom molded rubber products. We offer a variety of custom rubber molding services, including rubber mixing and formulating, rapid prototyping, molded rubber product design and research, and more. At Pierce-Roberts, customers get a product that matches specifications and service that exceeds expectations. That is our guarantee.

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  • Chicago, IL

    Accurate Products will satisfy your exact specifications for custom die cut parts of various materials, including sheet rubber, open & closed cell sponge, silicone, polyurethane foam, cork, felt, fibre, electrical grade paper, FDA & MIL spec materials. For superior die cut seals, gaskets, bumper pads, barriers, packing, diaphragms & more, trust our short lead time, great-priced service!

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  • Carson City, NV

    REDCO Rubber Engineering & Development is your complete source for rubber molding products, including rubber rollers, die-cut gaskets, and custom rubber products to suit your application. We are experts in compression molding and transfer molding. We also offer just-in-time delivery and boast strict adherence to meeting deadlines. We are a US-based manufacturing company with over 70 years of experience.

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  • Trevose, PA

    Mason Rubber is a full-service organization assisting in the designing or reverse engineering of custom product to fulfill your production requirements. Injection, transfer and compression molding processes are used to manufacture product using a full range of elastomers. We specialize in bonding rubber to metal.

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  • Minneapolis, MN

    Minnesota Rubber and Plastics (MRP) is a leader in material compound development and the manufacturing of custom elastomeric and thermoplastic components. With facilities across North America, Europe, and Asia, MRP collaborates with original equipment manufacturers to solve difficult sealing and component challenges across multiple markets. Capabilities include materials science and formulation, fully functional product prototyping, and operational excellence and supply chain consolidation.

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  • Southborough, MA

    Spring-Fast Grommets with fusion bonded nylon & a polymer cushion prevent wire chafe & give you best in class performance, 49% install savings & a 9.5x efficiency improvement. The nylon clad metal substrate snaps on with finger pressure & self locks - eliminating adhesives & the old slow & costly gluing process. It is used widely used in across the OEM & contract manufacture sectors. ISO 9001:2015 & AS 9100-D. Collaborative product customization available. Request free samples on site.

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  • Tracy, CA

    At Dynatect Ro-Lab, Inc., we pride ourselves on our expertise in rubber molding, offering a comprehensive range of solutions to meet diverse industrial needs. With a rich legacy in the field, we have honed our capabilities to excel in both large and small parts in either low- or high-volume.

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  • Rootstown, OH

    Jet Rubber Company, employee-owned, offers custom molded rubber and rubber to metal components. They offer rubber molding in a wide array of standard rubber products as well as custom options for those more complex and difficult jobs. We are dedicated to customer satisfaction, competitive prices and on time delivery. We routinely work with a wide variety of materials.

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Rubber Overmolding Industry Information

Rubber Overmolding

Rubber overmolding is a manufacturing process used to create complex and durable rubber parts. It involves the application of a layer of rubber material over a pre-existing substrate, such as plastic or metal, to create a final product that combines the advantages of both materials. The rubber overmolding process is used in a wide range of industries, including automotive, aerospace, medical, and consumer electronics.

Quick links to Rubber Overmolding Information

Rubber Overmolding Process

The rubber overmolding process is a complex manufacturing process that involves the application of a layer of rubber material over a pre-existing substrate to create a final product that combines the advantages of both materials. This process can be used in a wide range of industries, including automotive, aerospace, medical, and consumer electronics. The rubber overmolding process typically involves several steps, including material selection, substrate preparation, injection or insert molding, and post-molding operations.

Material selection is a crucial step in the rubber overmolding process. The rubber material used must be selected based on its properties, such as hardness, flexibility, and chemical resistance. Common rubber materials used for overmolding include silicone, EPDM, and TPE. The choice of material is dependent on the application requirements and specific design of the final product.

Substrate preparation is also an important step in the overmolding process. The substrate, or base material, is prepared for overmolding by cleaning and/or priming the surface to ensure proper adhesion between the substrate and rubber material. Proper substrate preparation is critical for ensuring a strong bond between the rubber material and the substrate.

There are two main variations of the rubber overmolding process: injection molding and insert molding. In injection molding, the molten rubber material is injected into a mold that contains the pre-existing substrate. The mold is then cooled to solidify the rubber material and create a final product that is both rubber and substrate. In insert molding, a pre-existing substrate is placed into a mold and then the rubber material is injected around it. The mold is then cooled to solidify the rubber material and create a final product that has a rubber layer over the substrate. The specific variation of the process used depends on the design of the final product and the requirements of the application.

After the overmolding process is complete, additional finishing operations may be required, such as trimming excess material or adding secondary operations like printing, coating or painting. Post-molding operations can be performed to refine the final product, ensuring it meets the design specifications and customer requirements.

Rubber Overmolding Equipment

Rubber overmolding requires specialized equipment to ensure precise and consistent results. The equipment used for rubber overmolding can vary depending on the specific application, but typically includes injection molding machines or insert molding machines. Injection molding machines are used to inject the molten rubber material into the mold. Insert molding machines, meanwhile, are used for rubber overmolding by inserting a pre-formed substrate or insert into the mold before injecting rubber material around it. In addition to the injection molding and insert molding machines previously discussed, there are several other types of equipment that may be used for the rubber overmolding process. These include transfer molding machines, compression molding machines, and liquid silicone rubber (LSR) injection molding machines.

It is worth noting that the rubber overmolding process often involves more than just molding machines. Molds, for instance, are a separate component in the rubber overmolding process and are not considered part of the equipment machines. The molds are designed and manufactured separately to create the specific shape and design of the final overmolded product. Depending on the specific requirements of the application, meanwhile, other equipment such as curing ovens, trim presses, and quality control equipment may also be required. These additional pieces of equipment can help ensure that the final product meets the necessary specifications and requirements.

Rubber Overmolding Regulations

When it comes to regulatory control of rubber overmolding, there are several agencies and standards that companies must comply with to ensure the safety and quality of their products. In the United States, the Food and Drug Administration (FDA) regulates rubber overmolded products that come into contact with food, drugs, and medical devices. The FDA has established specific guidelines for the use of rubber materials in these applications, including requirements for biocompatibility, toxicity, and durability. Companies must comply with these guidelines and submit their products for FDA approval before they can be marketed. In addition to FDA regulations, companies may also be subject to international standards such as ISO 9001 or ISO/TS 16949, which provide guidelines for quality management systems in manufacturing. These standards help ensure that companies have effective quality control measures in place to prevent defects and maintain consistency in their products. Compliance with these standards can also help companies improve efficiency, reduce waste, and increase customer satisfaction.

Quality control is a crucial aspect of the rubber overmolding process, as it helps ensure that the final product meets the necessary specifications and requirements. Quality control measures may include inspections and testing of incoming raw materials, monitoring of process parameters during production, and final inspection of finished products. Companies may use a variety of tools and techniques for quality control, such as statistical process control (SPC), non-destructive testing (NDT), and automated inspection systems. One important consideration for quality control in rubber overmolding is the potential for defects such as voids, flash, and delamination. These defects can occur due to a variety of factors, such as improper mold design, incorrect material selection, or processing issues. To prevent defects, companies may use techniques such as mold flow analysis and process optimization to ensure that the material flows evenly and consistently throughout the mold cavity.

Overall, regulatory control and quality control are important aspects of the rubber overmolding process. Companies must comply with regulatory guidelines to ensure the safety and quality of their products, and implement effective quality control measures to prevent defects and maintain consistency. By doing so, companies can ensure that their products meet the necessary specifications and requirements, and provide value to their customers.

Choosing the Right Rubber Overmolding Company

To ensure you have the most beneficial result when purchasing rubber overmolding from a rubber overmolding company, it is important to compare several companies using our directory of rubber overmolding companies. Each rubber overmolding company has a business profile page highlighting their areas of experience and capabilities, along with a contact form to directly communicate with the company for more information or to request a quote. Review each rubber overmolding business website using our patented website previewer to quickly learn what each company specializes in. Then, use our simple RFQ form to contact multiple rubber overmolding companies with the same form.