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Sripath develops, manufactures, and markets innovative additives to enhance the performance of bitumen, asphalt, and polymer modified bitumen. With solutions spanning rejuvenators, oils, and polymers for both paving and roofing applications, Sripath remains an active leader and innovator across the bitumen and asphalt industries. Our blog serves as a repository for a variety of materials ranging from published technical papers to event archives and press releases, providing a centralized place for customers, partners, and other experts to learn more about Sripathโs latest offerings, industry opinions, product developments, and general resources. Explore content through category and topic lists using the side navigation, search based on keywords, or scroll through content in order of recency.
Testing High-RAP Mixes with Asphalt Rejuvenators
Theย use of reclaimed asphalt and recycled asphalt materialsย is becoming increasinglyย widespread.ย High-RAP mixtures, or thoseย defined as thoseย containingย more than 25% RAP by total mix weight, canย offer significant environmental and economic benefits by reducing reliance on virgin aggregates and binder.ย ย However, increasing RAP contentย canย introduceย performance challenges. The aged binder in RAP is typically stiff and brittle, which can negativelyย impactย cracking resistance and long-term durability. [...]
