Fact : Expanded shale clay and slate (ESCS) lightweight aggregate produces safe, economical asphalt surface treatment.
Trinity Lightweight is a leading supplier of expanded shale and clay aggregates for asphalt surface treatments (chip seals). Trinity's technical sales staff has decades of experience in successful lightweight chip seal applications. When bonded to asphalt, Trinity Lightweight aggregate chip seal creates a significantly improved asphalt surface treatment that is safer, more economical and longer lasting than ordinary aggregates. Wet or dry, lightweight chip seal road surfaces provide superior skid resistance throughout its service life. Lightweight aggregate does not polish as it wears. Because of its low density there are trucking and handling cost advantages to the contractor, and damage to vehicle windshields headlights, and paint caused by "flying" stones is virtually eliminated with structural lightweight aggregate.