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Warm Mix Asphalt (ECO)
The medium-temperature asphalt (ECO) is an eco-friendly, high-quality medium-temperature asphalt that lowers the production and installation temperatures by 30¡É compared to the thermal asphalt paving method.
Effects of Application
  1. 01
    30% reduction in fuel consumption
  2. 02
    Decreased installation temperature
  3. 03
    Earlier traffic opening time
  4. 04
    Prevention of winter compaction problems
  5. 05
    Reduction of odor and smoke due to reduced harmful substances
¡Ø Comparison of fuel and harmful gases generated when producing 1 ton of asphalt
Category Fuel (L/ton) Dust and noxious gases
Carbon dioxide (%) Nitrogen oxide (ppm) Sulfur oxide (ppm) Carbon monoxide (ppm)
HMA 9.3 16* 30 210 1,040
WMA 6.3 1.9* 20 160 850
Savings 32.3% 88.1% 33.3% 23.8% 18.3%
(Source: Korea Institute of Construction Technology)
Production
1st Compaction
2st Compaction
3st Compaction
ECO Mixture Quality Test Results
Types Compaction Temperature (¡É) Porosity (%) Marshall Stability (N) Flow Value
Normal 140 4.1 13,000 or more 23
Warm Mix 140 2.3 15,000 or more -
110 3.9 11,000 or more 27.3
Based on Daesan Chemical¡¯s Lab Test Results
Results of Dynamic Immersion Test
Results of Coverage Comparison Test (%)
General AP-5 ECO
Less than 10% 65% or higher
Increase in bonding strength between aggregate and asphalt verified
Improved mixture performance due to improved adhesion performance