1. Professional Solutions

2. Professional Solutions

3. INTERNATIONAL EXPOSURE
Europe
UAE, Qatar, Bahrain, Saudi Arabia, Iran
Vietnam, Malaysia
South Africa
South America
USA
Australia
Professional Solutions

4. QUALITY of CONCRETE Mix Design Production Process
Professional Solutions

5. MIX DESIGN Strength Durability
Laboratory tests vs. actual plant performance
Professional Solutions

6. PRODUCTION Dosing Accuracy Mixing Methods Process Control
Temperature Control
Professional Solutions

7. DOSING ACCURACY Quality of load cells Mechanical system of dosing
Control System
Professional Solutions

8. Horizontal Mixers –Twin-Shaft
MIXING METHODS
Horizontal Mixers –Twin-Shaft
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9. Material Movement in the BHS Twin-Shaft Batch Mixer
three-dimensional relative motion of the mix
intersection zone with high turbulence
excellent material exchange
entire operational volume
intensive cement dissolution

10. Homogeneity Development over Time
0 s
3 s
6 s
9 s
12 s
Complete segregation
random mix
 Copyright BHS-Sonthofen GmbH 10

11. Material Movement and its Benefits
The BHS Twin-Shaft Batch Mixer
creates three-dimensional, highly intensive relative motion
involves all the time the entire material volume in the mixing process
high degree of cement dissolution in a very short time
 Copyright BHS-Sonthofen GmbH 11

12. Homogeneity of Different Mixing Systems10 20 30 40 50 60 70 80 90
100 5 15 25 35 45 55 65 75
Mixing time [s]
Mixture Homogeneity [%]
BHS Twin-Shaft Batch Mixer
with 60°-mixing tools
Pan Mixer
Twin-Shaft Batch Mixer
with 90°-Mixing tools
Drum Mixer

13. Ambient conditions influence concrete strength Heating Plants
TEMPERATURE CONTROL
Ambient conditions influence concrete strength
Heating Plants
Cooling Plants
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14. Wet batching guarantees higher quality
SUMMARY
Wet batching guarantees higher quality
Wet batching process more environmentally friendly
Ambient temperature influences concrete performance
Professional Solutions

15. Professional Solutions