Glass fibers-mineral fillers are available with varying contents in different combinations. Lubricants-UV stabilizers, electrical conductive etc. are being used in non-reinforced and reinforced grades to increase specific material properties. Flame retardant compound with halogen and halogen free, UL94 V-2 or V-0 classifications, glow wire flammability index, glow wire ignition behavior (no flame), low smoke density.