Isorights EcoFrax 500 vermiculite intumescent catalytic converter support mat made of suitable content of high-pure refractory ceramic fiber and expanding vermiculite provide robust insulation and sealing performance at the substrate surface temperature below 350°C as well as high temperature working condition from 750 to 950°C.

Compared with traditional intumescent mats Isorights EcoFrax 500 vermiculite intumescent catalytic converter support mat provide better support mat aging performance, reliable resilience force and flexibility as well as key stable and durable performance, Isorights EcoFrax 500 vermiculite intumescent catalytic converter support mat as kind of cost-effective exhaust catalyst support mat is widely used in the field of Euro 3 / Euro 4 exhaust catalyst system including gasoline (TWC) and diesel (DOC+DPF).