image

CONSTED is a leading and pioneering enterprise with the most advanced international level in R&D, manufacturing and selling of large-scale crushing & screening plants , industrial milling equipments and beneficiation plants.

contact info

social networks

Behind the Screed - evotherm.typepad.com

Behind the Screed is dedicated to communicating new advances in Evotherm® warm-mix asphalt – a technology that is revolutionizing the world of road paving. Behind the Screed ... been hit with almost $51,000 in penalties on a job mandated to use rubber because the bottom kept dropping out of the mix," says Tim Carter, quality control at P&S ...

Evotherm™ Warm Mix Asphalt - Telfer Pavement Technologies

Evotherm drops into existing HMA job mix formula. Workability and compaction at reduced temperatures are easier than HMA, especially for coarse mixes and polymer modified asphalts. Traffic is returned immediately after compaction. Evotherm binder performance matches or surpasses the qualities found in new hot mix asphalt.

Evotherm® - Ingevity

Evotherm is easy to use, has proven performance across the globe, and saves money. But these three hallmark benefits are just part of the reason the Evotherm family of products are recognized as the world's leading warm mix asphalt (WMA) technology.

Warm mix asphalt technology: An up to date review ...

The additives (Evotherm-DAT and Evotherm-3G) were used to evaluate the warm mix asphalt effect on the mechanical resistance of binder. They developed a base WMA sample containing 5 wt% Evotherm-DAT and 0.5 wt% Evotherm-3G in asphalt rubber binder.

EVALUATION OF EVOTHERM FOR USE IN WARM MIX …

A number of Warm Mix Asphalt processes have been identified and evaluated. This report presents an evaluation of one such process in particular, Meadwestvaco's Evotherm®, which is an asphalt emulsion. Evotherm® is a chemistry package that includes materials to improve workability, adhesion promoters and emulsification agents.

Getting started with warm mix asphalt

While the QC laboratory should treat loose Evotherm warm mix as it treats samples of loose HMA, the following steps are recommended when conducting volumetric analyses: 1. Loose Evotherm mix is placed in a pan to an even thick-ness 1-2 inches deep. 2. The loose mix is conditioned in a …

Evotherm - Warm Mix Asphalt

Evotherm PG 67-22 19.0 mm NMAS w/ Evotherm PG 67-22 N2 N1 2" 2" 1" 9.5 mm NMAS HMA Control PG 67-22 Evotherm PG 76-22 Evotherm PG 67-22 N design = 80 for all mixes 1.1 mm 0.9 mm 0.9 mm 6 0 0, 0 0 0 E S A Ls

Evotherm Warm Mix Asphalt Technology Applied on Ultra …

With the characteristics of Evotherm warm mix asphalt technology introduced, the existing problem about hot mix asphalt technology applied on ultra-thin pavement was put forward. The research on the workability of Evotherm warm asphalt mixture was conducted by measuring the Brookfield dynamic viscosity of Evotherm warm mix asphalt and hot mix ...

Evotherm Warm Mix Asphalt Technology | Ingevity - Ingevity

Evotherm® is easy to use, has proven performance across the globe, and saves money. But these three hallmark benefits are just part of the reason the Evotherm family of products are recognized as the world's leading warm mix asphalt (WMA) technology.

Evotherm Warm Mix Asphalt Technology - lactiowa.org

Evotherm What is it? Waterless, chemical WMA technology • Blended directly with liquid asphalt at mix plant or asphalt terminal Specifically developed for use in asphalt applications • Heat stable • High flash point • Low odor • Easily metered • Works with any grade of liquid asphalt Combination of …

Evotherm® - Ingevity

Evotherm® is easy to use, has proven performance across the globe, and saves money. But these three hallmark benefits are just part of the reason the Evotherm family of products are recognized as the world's leading warm mix asphalt (WMA) technology.

Determining Mixing and Compaction Temperatures of …

technology and a "Dispersed Asphalt Technology" delivery system. The latest third generation is 3G, which is a water-free technology offering new advantages for innovative warm mix solutions. The easy and ready -to use formula provides comprehensive benefits that surpass conventional hot mix asphalt. It is claimed that Evotherm®

Evotherm J1 Additive for Warm Mix Asphalt | Cantat ...

The Evotherm Warm Mix Asphalt Technology is offered by us in the form of the Evotherm J1 additive – water-free form of Evotherm, suitable for introducing our additives at the mix plant or asphalt terminal. Evotherm 3G (third generation) generally lowers plant mix temperatures by up to 50°C (122°F).

Warm Mix Asphalt - Louisiana State University

Evotherm™ Overview Technology Highlights • Chemical structure developed & optimized for warm mix performance – Coating – Workability – Strength – Adhesion • Dispersed Asphalt Technology (D.A.T.) delivery system – ~5% by weight of asphalt binder

Evotherm | Asphalt Scientist

Warm Mix Asphalt Techniques (Evotherm) In 2003, a company by the name of Mead Westvaco developed a new chemical additive called Evotherm. This additive can be added to the binder at a rate of 0.5 percent by the mass of the binder. In 2008, the same company in …