Advancement In Concrete Technology
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ADVANCEMENT IN CONCRETE TECHNOLOGY
Charles. S Jones Product Manager – Admixture Systems
12/09/2008
1
Product Technologies
12/09/2008
Glenium®
for “hyperplasticized” and Rheodynamic™ concrete
Rheobuild®
for superplasticized concrete
Pozzolith®
for water-reduced concrete
RheoFIT®
for improved MCP production
MEYCO®
for shotcrete and spraying equipment
2
Project References
12/09/2008
3
Improved Concrete Quality through
Super Retention Technology
12/09/2008
4
Concern in Concrete
Changes in Cement Inconsistency in Flyash Rapid slump loss Extended slump requirements Re-tempering of Concrete Setting & Retarding issue Pumpability Strength Development 12/09/2008
5
Design of polymers for the concrete industry: “tailored to application”
O
C
O-
O
C
O-
O
C
O-
Super Retainer Technology is based on polymers designed to provide extraordinary long slump retention, without compromising neither setting time nor strength development 12/09/2008
6
Introduction to latest Polymer Technology for concrete applications
SureTEC: application in RMC/SBC
SureTEC: application “on demand”
12/09/2008
7
SURETEC – Super Retention Technology Workability
Glenium sureTEC Conventional additive
0 12/09/2008
30
60 90 120 Transportation time [min] 8
“10 for 2”: Integrated Resort Singapore
Cement
M-Sand
Stone
w/c
410 kg/m3
810 kg/m3
1020 kg/m3
0.50
Mix-design
150 15
120 12 setting [h]
s lu m p (m m )
GLENIUM 105 SURETEC
90 Conventional Admixture
60
9 6 3 0
30
initial
0
30
60
90
final
120
time(min) 12/09/2008
9
10 for 2: Integrated Resort Singapore Glenium 105 SURETEC
12/09/2008
10
Glenium SureTEC with Mumbai Aggregates
Mix Grade:
M25
M25
Ultratech 53G Cement
285
285
Fly Ash(Dirk 60)
95
95
380
380
CA I - 20mm
550
550
CA II - 10mm
500
500
Vaitarna Sand
300
300
Crusher Dust
470
470
Free water
171
171
W/C Ratio
0.45
0.45
Dosage(% by wt):
1.2%
0.9%
Rheobuild 850i(ACCM)
Glenium SURETEC
Total Binder
Admixture: 12/09/2008
11
Glenium SureTEC with Mumbai Aggregates Admixture:
Rheobuild 850i(ACCM)
Glenium SURETEC
05 mins
220
140
30 mins
170
140
60 mins
140
165
90 mins
115
145
120 mins
100
120
Slump/ Flow (mm):
150 mins
100
Compresive Strength(MPa); 01 days
8.2
10.1
03 days
15.8
17.3
07 Days
25.5
27.5
28 Days
32.6
36.2
12/09/2008
12
Glenium SureTEC with B’lore Aggregates
Mix Grade:
M25
M25
M25 (PPC)
Ultratech 53G Cement
250
250
350
Fly Ash
100
100
0
350
350
350
CA I - 20mm
546
546
546
CA II - 10mm
545
546
546
Crushed sand
362
362
362
River Sand
357
357
357
Free water
170
170
165
1.00%
0.70%
0.70%
W/B Ratio
0.49
0.49
0.47
Admixture:
Rheobuild 4839
Glenium SURETEC
Glenium SURETEC
Total Binder
Dosage(% by wt):
12/09/2008
13
Glenium SureTEC with B’lore Aggregates Rheobuild 4839
Glenium SURETEC
Glenium SURETEC
05 mins
200
160
160
30 mins
190
160
170
60 mins
170
170
160
90 mins
130
170
140
120 mins
100
160
120
150 mins
70
150
100
130
85
Admixture: Slump/ Flow (mm):
180 mins Compresive Strength(Mpa) 01 days
9.65
9.20
8.7
03 days
18.62
20.05
18.2
07 Days
28.80
31.30
28.5
28 Days
38.50
44.60
42.30
12/09/2008
14
Introduction to latest Polymer Technology for concrete applications
SureTEC: application in RMC/SBC
SureTEC: application “on demand”
12/09/2008
15
Japanese Tunnel Project: Extrusion Concrete Lining 1.Outline of the tunnel Construction method： ECL (Extruded Concrete Lining) method Length ： approx.6,000m Concrete vol. ： approx.72,600m3 as primary lining (1 ling ：approx.14.5m3)
2.Specification of concrete - Flowability ・0 minute Slump flow 65cm(±5cm) ・5 hours after Slump flow 55cm(±5cm) - Compressive strength ・24 hours ≧15N/mm2 ・28 days ≧30N/mm2 - Segregation resistance ・Bleeding of concrete under pressure (about 5cc of target) - Compactability and deformability ・Flowability of self-compacting concrete （Funnel method) 12/09/2008
16
Extrusion Concrete Lining: SureTEC solution “on demand”
Water
Cement
Fly Ash
Sand
Gravel
W/B
185
429
100
880
742
0.35
75 slump flow [cm]
70 65 60
PCE Admixture (1.5%xC) + RHEOMAC 1008 SureTEC (1%)
55 50
PCE Admixture (1.5%xC)
45 40 0
60
120
180
240
300
time [min] 12/09/2008
17
BENEFITS Robustness in the Mix
Variety of cements Lesser Cement
Reduced Admixture Dosage
Extended Slump requirements No Re-tempering Required Better Quality Control
Durability Factor
No Issues of Setting No Seggregation & Bleeding Can be pumped at all times
12/09/2008
18
BENEFITS Time Factor
Transit mixers are back in time Earlier Stripping of Form work
Strength Factor
Better Strengths Builds Confidence
Overall Economy
No Opportunity lost Reduced Fuel costs Reduced Cement Contents Reduced admixture Dosages
12/09/2008
19
Thank You! Email: [email protected] Mob: 09867335858
20
Charles. S Jones Product Manager – Admixture Systems
12/09/2008
1
Product Technologies
12/09/2008
Glenium®
for “hyperplasticized” and Rheodynamic™ concrete
Rheobuild®
for superplasticized concrete
Pozzolith®
for water-reduced concrete
RheoFIT®
for improved MCP production
MEYCO®
for shotcrete and spraying equipment
2
Project References
12/09/2008
3
Improved Concrete Quality through
Super Retention Technology
12/09/2008
4
Concern in Concrete
Changes in Cement Inconsistency in Flyash Rapid slump loss Extended slump requirements Re-tempering of Concrete Setting & Retarding issue Pumpability Strength Development 12/09/2008
5
Design of polymers for the concrete industry: “tailored to application”
O
C
O-
O
C
O-
O
C
O-
Super Retainer Technology is based on polymers designed to provide extraordinary long slump retention, without compromising neither setting time nor strength development 12/09/2008
6
Introduction to latest Polymer Technology for concrete applications
SureTEC: application in RMC/SBC
SureTEC: application “on demand”
12/09/2008
7
SURETEC – Super Retention Technology Workability
Glenium sureTEC Conventional additive
0 12/09/2008
30
60 90 120 Transportation time [min] 8
“10 for 2”: Integrated Resort Singapore
Cement
M-Sand
Stone
w/c
410 kg/m3
810 kg/m3
1020 kg/m3
0.50
Mix-design
150 15
120 12 setting [h]
s lu m p (m m )
GLENIUM 105 SURETEC
90 Conventional Admixture
60
9 6 3 0
30
initial
0
30
60
90
final
120
time(min) 12/09/2008
9
10 for 2: Integrated Resort Singapore Glenium 105 SURETEC
12/09/2008
10
Glenium SureTEC with Mumbai Aggregates
Mix Grade:
M25
M25
Ultratech 53G Cement
285
285
Fly Ash(Dirk 60)
95
95
380
380
CA I - 20mm
550
550
CA II - 10mm
500
500
Vaitarna Sand
300
300
Crusher Dust
470
470
Free water
171
171
W/C Ratio
0.45
0.45
Dosage(% by wt):
1.2%
0.9%
Rheobuild 850i(ACCM)
Glenium SURETEC
Total Binder
Admixture: 12/09/2008
11
Glenium SureTEC with Mumbai Aggregates Admixture:
Rheobuild 850i(ACCM)
Glenium SURETEC
05 mins
220
140
30 mins
170
140
60 mins
140
165
90 mins
115
145
120 mins
100
120
Slump/ Flow (mm):
150 mins
100
Compresive Strength(MPa); 01 days
8.2
10.1
03 days
15.8
17.3
07 Days
25.5
27.5
28 Days
32.6
36.2
12/09/2008
12
Glenium SureTEC with B’lore Aggregates
Mix Grade:
M25
M25
M25 (PPC)
Ultratech 53G Cement
250
250
350
Fly Ash
100
100
0
350
350
350
CA I - 20mm
546
546
546
CA II - 10mm
545
546
546
Crushed sand
362
362
362
River Sand
357
357
357
Free water
170
170
165
1.00%
0.70%
0.70%
W/B Ratio
0.49
0.49
0.47
Admixture:
Rheobuild 4839
Glenium SURETEC
Glenium SURETEC
Total Binder
Dosage(% by wt):
12/09/2008
13
Glenium SureTEC with B’lore Aggregates Rheobuild 4839
Glenium SURETEC
Glenium SURETEC
05 mins
200
160
160
30 mins
190
160
170
60 mins
170
170
160
90 mins
130
170
140
120 mins
100
160
120
150 mins
70
150
100
130
85
Admixture: Slump/ Flow (mm):
180 mins Compresive Strength(Mpa) 01 days
9.65
9.20
8.7
03 days
18.62
20.05
18.2
07 Days
28.80
31.30
28.5
28 Days
38.50
44.60
42.30
12/09/2008
14
Introduction to latest Polymer Technology for concrete applications
SureTEC: application in RMC/SBC
SureTEC: application “on demand”
12/09/2008
15
Japanese Tunnel Project: Extrusion Concrete Lining 1.Outline of the tunnel Construction method： ECL (Extruded Concrete Lining) method Length ： approx.6,000m Concrete vol. ： approx.72,600m3 as primary lining (1 ling ：approx.14.5m3)
2.Specification of concrete - Flowability ・0 minute Slump flow 65cm(±5cm) ・5 hours after Slump flow 55cm(±5cm) - Compressive strength ・24 hours ≧15N/mm2 ・28 days ≧30N/mm2 - Segregation resistance ・Bleeding of concrete under pressure (about 5cc of target) - Compactability and deformability ・Flowability of self-compacting concrete （Funnel method) 12/09/2008
16
Extrusion Concrete Lining: SureTEC solution “on demand”
Water
Cement
Fly Ash
Sand
Gravel
W/B
185
429
100
880
742
0.35
75 slump flow [cm]
70 65 60
PCE Admixture (1.5%xC) + RHEOMAC 1008 SureTEC (1%)
55 50
PCE Admixture (1.5%xC)
45 40 0
60
120
180
240
300
time [min] 12/09/2008
17
BENEFITS Robustness in the Mix
Variety of cements Lesser Cement
Reduced Admixture Dosage
Extended Slump requirements No Re-tempering Required Better Quality Control
Durability Factor
No Issues of Setting No Seggregation & Bleeding Can be pumped at all times
12/09/2008
18
BENEFITS Time Factor
Transit mixers are back in time Earlier Stripping of Form work
Strength Factor
Better Strengths Builds Confidence
Overall Economy
No Opportunity lost Reduced Fuel costs Reduced Cement Contents Reduced admixture Dosages
12/09/2008
19
Thank You! Email: [email protected] Mob: 09867335858
20
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