05/08/2026
FR4 is the most widely specified electrical laminate in manufacturing, serving as the standard substrate for printed circuit boards and a reliable choice for insulation components across many industries. We supply and fabricate FR4 material in Chagrin Falls, OH, for electronics manufacturers, fabricators, and industrial customers.
Here's what we deliver:
>> FR4 sheet stock in a range of thicknesses and panel sizes maintained in inventory for rapid availability. All material meets UL94 V-0 flame resistance requirements with consistent electrical and mechanical properties.
>> Specialty FR4 grades including high-Tg variants, halogen-free formulations, and specific laminate constructions sourced based on your project requirements and application environment.
>> Precision fabrication services cut, drill, mill, and finish FR4 to your exact specifications. Tight dimensional tolerances and clean edge finishes ensure components integrate correctly into your assemblies.
>> Material certifications, technical data sheets, and traceability documentation provided where required for compliance and quality documentation purposes.
FR4 combines electrical insulation performance with mechanical consistency and proven reliability for demanding electrical fabrication applications.
Contact Custom Materials, Inc in Chagrin Falls, OH, for FR4 material supply and precision fabrication.