3M™ CeQUIN™ I Inorganic Insulating Paper 295-100150. 3M™ CeQUIN Inorganic Insulating Paper provides long-term dielectric strength and improved resistance to partial discharge that is ideal for high performance electrical applications. This paper has high thermal conductivity for improved heat dissipation and low moisture absorption even under high humidity conditions. It is compatible with commonly used impregnating varnishes and resins. This paper is ideal for dry type transformers, coils, reactors, and electromagnet layer insulation.