LAM FRPP V-0 | Meets UL 94 V-0 Criteria Flame-Retardant Polypropylene LAM FRPP polypropylene sheet offers an economical balance of physical, mechanical, and chemical properties in a flame-retardant material. Light weight, stain resistance, low moisture absorption, toughness and heat resistance to 180F under load comprise its notable properties. LAM FR polypropylene V-0 sheet welds and fabricates easily. It has excellent resistance to acids and alkalines (pH 0-14), organic solvents and degreasers, but is not suitable for use in aromatic aliphatic and chlorinated solvents.