Thermoplastic Field Guide
Thermoplastic is a pavement marking material that is a 100% solid, environmentally and user safe compound. A mixture of glass beads, pigments, binder, and filler materials, thermoplastic, as its name suggests, becomes liquid when heat is applied.
Glass beads - provide the retroreflectivity necessary for its bright night time appearance
Pigments - provide the color and opacity
Binder - a mixture of plasticizer and resins that provide toughness, flexibility, and bond strength while holding all the components together
Fillers - such as calcium carbonate, sand and/or other inert substances that provide bulk