LOPE is a thermoplastic  made from petroleum. It is non-reactive at room temperatures, except b strong oxidizing agents. It can withstand temperatures of 800 continuousl and 950 for a short time. Made in translucent or opaque var iat ions, it is quite flexible and tough but breakable.

WELLBONO A2 Core panel sheets are a non-combustible, non-toxic and environmentally friendly product. The organic mineralfilled core makes the A2 Core Panelsheets one of the highest fire retardant panel sheets currently in the industry and have been tested in accordance with various fire standards globall .

KT-A/8 -FRPE is a non-combustible mineral filled core, with no halogen, low smoke and fume . It is used for FRACP consisting of two aluminum cover sheets and a noncombustible mineral filled core.
Two sheets of aluminum sandwich ing a corrugated Alum inum core formed in a continuous lamination process. The core material shall be free of voids and/or a ir spaces and not contain foamed insulation material.