The material produced from shredding and granulating end of life tyres was used for applications.
Bitumen crumb rubber asphalt.
Posted on february 28 2018 by pcm admin.
The first use of rubber bitumen modified binders 25 of crumb rubber by weight of bitumen was surface repaving technology in so called sam layers to conduct maintenance operations.
Crumb rubber modified bitumens crumb rubber modified bitumens crmb repsol as part of its commitment to the development of eco friendly technology has developed an innovative product from end of life crumb rubber to improve bitumen performance.
Bitumen crumb rubber asphalt is asphalt which contains crumb rubber obtained from tyre shredding to improve flexural and elastic recovery properties of an asphalt layer.
Crumb rubber asphalt in accordance with this specification is essentially a dense asphalt that is intended to reduce the risk of reflection cracking in asphalt overlays when placed over existing cracked asphalt or cracked and or jointed concrete pavements.
Putting theory into practice.
Unless otherwise specified properties of the aggregates used in bitumen crumb rubber asphalt shall comply with the requirements specified in clause407 03.
Crumb rubber modified crm binder is a material made by reducing scrap tyres or other discarded rubber into bitumen which can then be used in asphalt or sprayed seals for roads.
Sam can be used in sealing or as waterproof layers.