RDM Test is the go-to for reliable material testing equipment. We are a trusted supplier of world class solutions in packaging performance testing, medical heat sealers, contract packaging testing services, and technical education on flexible packaging technology.
Established in 1985, RDM Test Equipment is a British designer, manufacturer, and distributor of material testing equipment and heat seal machines for packaging. It is headquartered in Hertfordshire, UK, with another office in Minnesota, US.
RDM Test Equipment specialises in packaging testing equipment for the flexible plastics and paper industries. Its instruments are designed to help customers improve their product quality, validate packaging performance, and optimise production processes. It also meets international packaging test standards including ASTM, ISO, TAPPI, and BS.
RDM Test offers over 100 instruments and systems that conduct packaging quality control and seal integrity methods, backed by practical industry expertise. Our range includes laboratory heat sealers and hot tack testers to coefficient of friction (COF) test equipment, leak detection equipment, and flex testing. Our expertise as custom test equipment manufacturers means that RDM Test should be able to find the solution for you: we are already trusted by global brands, universities, and technical specialists worldwide.
Our brands
We have four divisions that each deliver expert solutions for your packaging needs:
RDM TEST EQUIPMENT: provides testing equipment for flexible materials and packages. Materials include plastic film, paper, carton and corrugated board, foil, tissue, adhesives and labels, non wovens, and resin.
RDM MEDeSEAL: specialises in medical and pharmaceutical packaging testing equipment designed for highly-regulated industries where seal integrity, packaging validation, and regulatory compliance are critical. The technology – including medical heat sealers and medical tray sealers – ensures sterile packaging, ASTM and ISO compliance, and patient safety.
RDM LAB: the UK’s largest test house for permeation barrier testing, with another based in the US. It offers an accurate, repeatable materials testing system that supports product development, process optimisation, and quality assurance.
RDM LEARN: the technical knowledge branch specialising in the planning and delivery of innovative material and package testing education. Venues include universities, institutions, and customer sites.
Our vision
We are committed to providing customers with outstanding products and services that surpass expectations and provide long-term value to their organisations. We achieve this through continuous improvement of our solutions and production processes, and a dedication to attentive service throughout our customer’s journey.