• Frequently Asked Questions about Custom Rubber Molding

    Custom rubber molding is a fascinating and intricate field, playing a crucial role in various industries. This blog post aims to demystify this process by addressing some of the most frequently asked questions, providing insights for those new to this area or considering a custom rubber molding project.

    What is Custom Rubber Molding?

    Custom rubber molding is the process of shaping rubber into specific products or parts, customized to meet unique specifications. This process is vital in creating parts that fit specific applications, whether in automotive, healthcare, or consumer products.

    What Types of Rubber Are Used in Custom Molding?

    There are several types of rubber materials used in custom molding, including natural rubber, synthetic rubbers like SBR and Nitrile, and silicones. Each type has unique properties - for example, natural rubber is known for its elasticity, while silicone excels in high-temperature applications.

    What Are the Key Steps in the Custom Rubber Molding Process?

    The process typically involves several key steps: design, where the part is conceptualized; prototyping, to create a sample; mold making, the creation of the mold; production, where the rubber is molded; and post-production, involving additional finishing or testing.

    How Do I Choose the Right Rubber Material for My Project?

    Selecting the right material depends on your project's specific needs - consider factors like the environment the part will operate in, exposure to chemicals, and physical stress. Consulting with a knowledgeable manufacturer like Custom Rubber Corp. can guide you in material selection.

    What Are the Common Applications of Custom Rubber Molding?

    Custom rubber molding finds applications in diverse fields. In automotive, it's used for gaskets and seals; in healthcare, for medical devices; and in electronics, for insulation and protective components, to name a few. You can see many examples of use in different industries on our industries page

    How Does the Design Process Work in Custom Rubber Molding?

    Design in custom rubber molding is a critical phase. It often involves using CAD software to create precise models, ensuring that the final product will function as intended. The design must account for the rubber's behavior during and after the molding process.

    What is the Typical Turnaround Time for a Custom Rubber Molding Project?

    Turnaround times can vary widely based on the project's complexity and the stages involved. Factors like the complexity of the design, mold preparation, and production volume can influence the timeline. Typically, a 3D printed prototype can be delivered within one to two weeks, while prototype molds generally require two to four weeks. Production molds, however, may take anywhere from eight to twenty weeks to complete.

    How Do I Ensure Quality in Custom Rubber Molding?

    Quality assurance is vital. Look for manufacturers with certifications and who adhere to industry standards. At Custom Rubber, we're proud to be ISO Certified, demonstrating our dedication to quality. Consistent quality control measures during production are crucial.

    What Are the Cost Factors in Custom Rubber Molding?

    Costs in custom rubber molding are influenced by the material chosen, design complexity, mold production, and the volume of parts produced. Understanding these factors can help balance cost with the quality and performance needs of the project. Custom Rubber can help with economical material selection and part design.

    What Should I Look for in a Custom Rubber Molding Partner?

    When choosing a partner, consider their experience, technical capabilities, customer service, and track record. A good partner should be able to provide guidance throughout the process and deliver high-quality products. Just call CRC!


    Custom rubber molding is a versatile and complex process but understanding its basics, applications, and best practices can demystify it. Whether you’re just exploring the field or ready to start a project, these insights should prove invaluable. 
    Posted Monday, April 8, 2024 by: Carla Crawford
    Share this post:
    • Facebook Share
    • Twitter Share
    • LinkedIn Share
  • 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.

    Read More
  • 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.

    Read More
  • 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.

    Read More
  • More Part Examples Posted

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

    Read More
  • 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. 

    Read More
  • Custom Rubber - Second Place, Educational Outreadh

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

    Read More
  • "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.  

    Read More
  • 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)

    Read More
  • 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.

    Read More
  • 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....

    Read More
  • 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....

    Read More
  • 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....

    Read More
  • Custom Rubber Corp Upgrades Quality Capabiltieis

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

    Read More
  • 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.

    Read More
  • 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.

    Read More
  • 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.

    Read More
  • 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. 

    Read More
  • 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.

    Read More
  • 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.

    Read More
  • 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.

    Read More
  • 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.

    Read More