• Services

    Custom Rubber Corp. likes to build a partnership with our customers. We constantly work to be your “best” supplier, willing and able to help with every step of the way to ensure success.

  • Industries

    From automotive to medical, and consumer products to marine and more, Custom Rubber Corp. offers comprehensive expertise for molded rubber components.

  • Applications

    If you are up against a tight deadline and in need of an expedited quote, we have over 20 years of experience in providing quick turnarounds for custom rubber products in industries such as electronics, transportation, lawn and garden.

  • Our Process

    Our philosophy is built on service. That's why we're committed to returning calls within 24 hours. Our target is to provide quotes in 3 days. Rush turnaround is a core competency. We've gained–and retained–customers when current suppliers couldn't meet critical deadlines.

  • Our Products

Blog

RESPONSIVENESS ~ FROM DESIGN TO DELIVERY™

  • Rheology and a Rheometer Curve: Why It’s Important for Rubber Processing
    Understanding how a rubber compound flows, deforms and cures under heat and pressure is critical to achieving consistent performance in molded parts. Key to this understanding is rheology, the study of material flow, and the rheometer curve, which provides a visual map of a compound’s behavior throughout the curing process.  …
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  • Turning Challenges into Strategy: Charlie Braun at the ARPM Conference
    At the 2025 ARPM Benchmarking & Best Practices Conference, Custom Rubber Corp. President Charlie Braun shared this candid journey with industry peers, offering a raw look at the highs and lows of customer dependence, operational strain and strategic recovery.   …
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  • The Difference Between Molded Rubber, Extruded Rubber & Die Cut: Which One Is Right for Your Project?
    The success of a rubber component often hinges on one critical factor—choosing the right manufacturing process. The decision influences not only cost and production time, but also durability, performance and the long-term reliability of your product. Whether you’re designing components for industrial machinery, construction equipment or OEM products, selecting the appropriate method ensures your parts perform as expected. …
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  • Rubber Seals & Gaskets: How to Prevent Common Failures in Industrial Applications
    Rubber seals and gaskets may seem like small, simple components, but in industrial systems—from pumps and valves to compressors and equipment enclosures—they play a crucial role in maintaining uptime, safety and efficiency. Even a minor failure, such as a leak or a compromised seal, can quickly lead to costly downtime, contamination or safety hazards, impacting both operations and productivity. …
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  • ​Choosing the Right Durometer: How Rubber Hardness Affects Performance
    Rubber components are found in nearly every corner of modern engineering and manufacturing—sealing in fluids, cushioning impact, isolating vibration, protecting sensitive parts and more. Yet while rubber may look simple from the outside, not all rubber performs equally. One of the most important factors that determines how a part will perform is its durometer, or hardness. …
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  • The Role of UV-Resistant Rubber in Outdoor Applications
    At Custom Rubber Corp., we work with industries like roofing, marine and solar to design and mold rubber components that hold up in even the harshest outdoor conditions. Let’s take a closer look at how UV-resistant rubber helps protect your products—and why choosing the right material makes all the difference. …
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  • Summer Cookout Brings the Custom Rubber Corp. Team Together
    At Custom Rubber Corp., we work hard—and we make time to celebrate that work together. In July, we host a summer cookout for all shifts, and this year’s event was another great one. Leadership manned the grill, serving up burgers, hot dogs and all the classic sides. It’s one of two company-wide meals we hold each year (the other happens in December and features a catered meal of ribs and chicken), and it’s a tradition we all look forward to. …
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  • ARPM Rubber Handbook and Dimensional Tolerances
    In rubber manufacturing, there’s no room for guesswork. From industrial sealing systems to medical-grade components, precision in design and dimensional control directly impacts performance, reliability and safety. That’s why industry-wide standards are so critical—and why the ARPM MO-1 Rubber Handbook remains one of the most important tools in the field. It serves as the rubber industry's core reference for dimensional tolerances and engineering specifications, helping manufacturers consistently produce high-quality parts for demanding applications. …
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  • Custom Rubber Focusing on Employees - Now and in the Future

    Custom Rubber Corp. President, Charlie Braun, was recently selected by their insurance carrier Acuity to share some thoughts around employees - now and in the future.  Watch these two videos.

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  • Custom Rubber Corp. Upgrading and Expanding

    The Holidays brought new presents to Custom Rubber Corp.  A total of four new machines arrived December 23rd, just in time for the Holidays!
    Some of the machines are additional capacity, some are upgrades to machines that were old and needed to be replaced.  Custom Rubber Corp.'s commitment to our customers and our employees is to continuously upgrade our equipment to make sure every machine we run is dependable easy for operators to use.
     

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  • Custom Rubber Corp. continues to add new products and customers

    Custom Rubber Corp. continues to add new products and customers.  The website is a catalog of success - successes organized by industry and by application-product usage.  Some of the recent additions are in Automotive, Protective Cases, Rubber to Metal Bonding, Electronics, Round Gaskets and Seals, and more.

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  • More Part Examples Posted

    Custom Rubber Corp. has added two more part examples to the website.  Read on....

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  • Custom Rubber Corp. adds new Videos to YouTube channel

    Custom Rubber Corp. added five new videos to the company's YouTube channel.  All the videos will be used for instructional purposes during the shift-start meetings that take place every day. 

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  • Custom Rubber - Second Place, Educational Outreadh

    Custom Rubber Corp. won Second Place for the ARPM's Educational Outreach Award in late 2019.

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  • "Engineer for a Day" Tour

    On February 22, 2019, Custom Rubber Corp. hosted high school students for a day-long exposure to Engineering.  The event is organized annually by Cleveland State University and Custom Rubber Corp. has participated the last three years.  
    The tour event was also the first time Custom Rubber Corp. used a new audio tour guide system.  After winning a $750 prize associated with the "Educational Outreach" award from ARPM (Association for Rubber Products Manufacturers), CRC purchased a system of 10 receiving headphones and a microphone transmitter.  
     

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  • Custom Rubber Corp.'s Innovative Use of Vision Technology

    John Bellett presented at the Industry Benchmarking conference about Custom Rubber Corp.'s innovative use of vision technology, both for part inspection and also for mold safety. (Photo Courtesy of Creative Technology)

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  • Developing Next Generation

    Custom Rubber Corp. presented at the annual industry Benchmarking conference in Indianapolis back in October about their efforts to attract the next generation of folks to the manufacturing industry.

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  • Rubber News article: Custom Rubber Corp. hosts ARPM Tour

    The October issue of Rubber and Plastics News has a two page article discussing Custom Rubber Corp.'s approach to manufacturing employment and some technological investments the company has made.  The entire article is available here....

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  • Custom Rubber Corp. Tour

    On September 26, 2018, Custom Rubber Corp. hosted a tour of High School students from Warrensville Heights High School.  The students are in an Engineering and STEM class.  The students learned a bit about what makes manufacturing in general exciting and also some specifics about molding rubber.  At the end of the tour, the students were given a project....

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  • Custom Rubber - Building the Next Generation

    Custom Rubber Corp. is facing the same challenges many other companies are facing: Where can we find additional, dedicated employees who have some training?
    At Custom Rubber Corp., there is a movement to do something about it....

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  • Custom Rubber Corp Upgrades Quality Capabiltieis

    Custom Rubber Corp. has added significant quality inspection capabilities that utilize the latest in automated vision inspection equipment.

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  • Great Place to Work

    Custom Rubber Corp. released a new video sharing the experiences of employees.  Potential employees can watch to find out what kind of work environment Custom Rubber offers and see the type of work.  Custom Rubber Corp. is now hiring, $11.85 starting wage for night shift.

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  • Custom Rubber Corp. article in Inside Rubber Magazine

    Custom Rubber Corp. was featured in an article in the most recent Inside Rubber Magazine.  The article discusses the continuous improvement approach that Custom Rubber Corp. is taking with Mill Drills and Safety.

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  • Molded Round Seals / Molded Round Gaskets - How To

    Custom Rubber Corp. just updated and added information to the Round Molded Gasket / Round Molded Seals page.  The information includes the three primary ways to produce a round gasket or seal and what the advantages and drawbacks are to each.  Also discussed are three primary technical issues that are important to selecting the right type of round gasket and/or round seal.

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  • Colored Rubber Molding - How To

    Custom Rubber Corp. added content to its website with a host of information about molding colored rubber.  The information includes five reasons why Custom Rubber Corp. is one of the leaders in molding colored rubber products and four reasons why product developers, engineers, and companies in general should consider specifying a color other than black for their next rubber molded component. 

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  • Custom Rubber Grommets - How To

    When desigining a custom molded grommet, there are a number of things to consider.  Custom Rubber Corp. recently added detailed information regarding the issues or questions that need to be answered and an outline of how to work through the steps.

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  • Protective Case Design How-To

    Custom Rubber Corp. has added detailed, step-by-step information regarding how to design a custom silicone rubber protective case for your electronic device or instrument.

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  • Rubber Bellows Design How-To

    Custom Rubber Corp. added information related to designing molded rubber bellows and molded rubber convoluted boots.  Information is now available on the five steps or questions that designers need to consider when developing a custom molded rubber boot or bellow.

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  • New Look For Molded Rubber Products Website

    We're very excited about the recent launch of our new website. Much of the content is carried over - our old site had excellent illustrations of the types of products we make and customers we serve - but the look and feel of the site is much more up to date. We've included some larger photos showing some of our employees at work and have updated many of the product pictures.

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