For almost 50 years, Cotronics’ highly skilled researchers, engineers, chemists, technicians and sales assistants have provided aerospace, automotive, nuclear, semiconductor, instrumentation, appliance, and chemical processing industries a reliable source of superior quality, high-temperature products specially formulated to meet the demanding specifications required today.

Cotronics’ materials satisfy the most difficult electrical, structural, industrial and instrumentation application requirements. Our High-temperature adhesives and materials for electrical, structural and industrial applications provide service to 4000 °F. Products include: Duralco™ (High Temp Epoxies), Resbond™ (High Temp Ceramic Adhesives), Rescor™ (Machinable & Castable Ceramics), Thermeez™ (Insulation Materials), Durabond™ (Maintenance & Repair Products) and High Purity Materials. Call 718-788-5533 or email: This email address is being protected from spambots. You need JavaScript enabled to view it. for Cotronics’ application engineers for technical information, adhesive suggestions and custom solutions.


Renee Bernstein, CEO of Cotronics Corporation, has a BS degree in Chemical Engineering and a MS degree in Material Science where she studied at Columbia Engineering. In the past 15 years, Renee grew the company 2-1/2 times by focusing her attention to research and product development, production start up, sales, and quality control, which included ISO 9001:2015 certification.

“We are excited to earn certification to ISO 9001:2015 and feel it provides additional assurance to our customers that Cotronics’ technical team of experts are focused on continuous improvement and customer satisfaction. Our move to ISO 9001:2015 demonstrates Cotronics’ desire to perform at the highest levels of quality control and performance,” states Renee Bernstein.

Celebrating Women in Engineering & Science: