We are a collaborative ISO 9001:2015 certified custom molding manufacturer of elastomeric and thermoplastic components and assemblies. From design assistance and cutting-edge material formulation to a spectrum of value-add services such as assembly and packaging, we strive to deliver the best customer experience. Trust us to transform your ideas into high-quality, tailored solutions that stand the test of time.
Years Of Experience
Have Questions? +1 (763) 535-6737
Our sales and engineering teams are ready to help you align your project with our services.
Capabilities
Discover Robinson Rubber’s innovative and customized rubber solutions tailored for diverse industries.

Custom Rubber Molding
Our experienced engineers and chemists are here to help ensure that we choose the right process and formulation and process for your project.

Plastics
Our capabilities extend to a diverse range of high-performance polymers, each carefully selected and expertly processed to meet the unique demands of your applications.

Insert & Over Molding
From metals like brass and stainless steel, to plastics such as nylon or PEEK, our insert and over molding capabilities allow us to meet the needs of a wide variety of industries.

Liquid Silicone Rubber
As a leading provider of cutting-edge molding solutions, we are proud to introduce our comprehensive range of LSR offerings, designed to meet your diverse needs.

Custom Rubber Extruding
Whether you require prototype extrusions or high-volume production, Robinson Rubber Products delivers precision-engineered solutions tailored to your specifications.

Assemblies
Our capabilities in component assemblies span a wide spectrum from simple two component sub-assembly to complex, multi-component rubber and plastic assembly.

About Us
Innovating Custom Rubber Molding with Precision, Delivering with Quality
At Robinson Rubber Products Company, we’ve been at the forefront of the rubber molding technology since our inception in 1938. Our journey began with the vision of Ralph W. Robinson, a pioneer in the rubber manufacturing industry. Over the decades, we’ve grown from a small, ambitious startup to a leader in the rubber products sector, renowned for our precision, innovation, and unwavering commitment to quality.
We excel in producing intricate components, such as those featuring multiple inserts, uniform parts, and rubber bonded to various substrates. Our expertise in delivering top-notch solutions for the most challenging requirements positions us as the leading provider of custom molded rubber products. With a wealth of experience, we offer a comprehensive range of services, from cutting-edge rubber component design and tailored rubber compound formulations to meticulous assembly processes.
Our
INDUSTRIES
From the space to the ocean, and from cutting-edge technology to sustainable energy solutions, we excel in a wide array of industries. Discover our expertise as we lead the way in innovation and quality across the board.

Electronics

Energy & Utilities

Transportation

Medical Devices
Our
Process
We are proud to offer custom solutions to meet all of your project needs:

Design
Collaborate with our engineers to ensure optimal project efficiency.

FORMULATE
We tailor our custom rubber formulations to meet your needs.

PROTOTYPE
Simulated real-world testing to ensure proper part functionality.

TEST
Product testing to ensure that your part is built for its application.

BUILD
We specialize in part assemblies and project scaling to meet your needs.

TEST
Product testing to ensure that your part is built for its application.

BUILD
We specialize in part assemblies and project scaling to meet your needs.
blogs
Custom Pinch Valve Solutions: How Robinson Rubber Eliminated Agricultural Equipment Failures
Executive Summary Robinson Rubber Products transformed a failing agricultural spraying system by developing a custom pinch valve solution that increased durability from 10,000 to 3,000,000 cycles—a 300x improvement that eliminated field failures for over 15 years. The...
Chemical-Resistant Bonded Rubber Poppet Valve: Spray Gun Performance Case Study
How Bonded Rubber Technology Solved Critical Paint Spray Gun Seal Failures When standard O-rings and seals fail under harsh chemical exposure, bonded rubber solutions provide superior performance for industrial spray equipment. This case study demonstrates how custom...
Robinson Rubber helps develop new container delivery system for Air Force bases
Here is the article published May 15, 2025, by Airman Kayla Karelas, 374th Airlift Wing Public Affairs: "36 AS, 374 LRS innovate airdrop process YOKOTA AIR BASE, Japan -- The 36th Airlift Squadron and 374th Logistics Readiness Squadron implemented a new, reusable...
Why Choose
Robinson Rubber Products
At Robinson Rubber Products, we specialize in delivering cutting-edge custom rubber molding solutions tailored to meet the unique needs of our customers. With 80+ years of experience, we are a trusted supplier who works tirelessly to optimize your projects from design to implementation. Learn more about the Robinson Rubber Advantage below:

Diverse Expertise in Custom Rubber Molding
Benefit from our proficiency in a wide range of molding technologies, including custom rubber molding, Liquid Silicone Rubber (LSR), insert molding, over molding and extruding.
Comprehensive Material Formulation
With tailored material solutions and in-house formulation capabilities, we provide the flexibility to address diverse application needs.
Commitment to Quality and Precision
Trust in our commitment to delivering superior quality and precision in every component we produce.
Collaboration and Custom Solutions
From concept to completion, we are dedicated to your success, providing tailored solutions that meet your specific needs and objectives.