ConcreteFor undergraduate courses in concrete construction. Intended for the second course on concrete materials. This text presents a unified view of concrete behavior in light of a body of chemical and physical principles. |
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Page 141
... silica within the aggregate ( Table 6.7 ) . Stanton found opal and chert to be common forms of reactive silica , but the list is considerably broader , and naturally occurring volcanic glasses are a widespread form of reactive silica ...
... silica within the aggregate ( Table 6.7 ) . Stanton found opal and chert to be common forms of reactive silica , but the list is considerably broader , and naturally occurring volcanic glasses are a widespread form of reactive silica ...
Page 146
... silica , ( 4 ) control of moisture , and ( 5 ) alteration of alkali - silica gel . Pozzolanic admixtures are commonly stated to control the expan- sions associated with the alkali - aggregate reaction ( see , e.g. , Figure 6.11a ) . One ...
... silica , ( 4 ) control of moisture , and ( 5 ) alteration of alkali - silica gel . Pozzolanic admixtures are commonly stated to control the expan- sions associated with the alkali - aggregate reaction ( see , e.g. , Figure 6.11a ) . One ...
Page 317
... silica and lime , so pozzolanic materials such as fly ash or natural pozzolans can be used as the source of silica . However , at these elevated temperatures less - reactive forms of silica will also act as pozzolans , and ground quartz ( ...
... silica and lime , so pozzolanic materials such as fly ash or natural pozzolans can be used as the source of silica . However , at these elevated temperatures less - reactive forms of silica will also act as pozzolans , and ground quartz ( ...
Contents
concrete as a material | 1 |
historical development of concrete | 8 |
proportioning concrete mixes | 9 |
Copyright | |
24 other sections not shown
Common terms and phrases
addition admixtures air content air-entraining alkali aluminate American Concrete Institute amount ASTM bond C₂S calcium hydroxide calcium silicates calcium sulfate capillary pores cause cement compounds cement content cement paste Chapter chemical clinker coarse aggregate composition compressive strength corrosion cracking creep crystals depends determined drying shrinkage durability effect entrained ettringite expansive cements fibers fineness flexural formwork fresh concrete grading gypsum hardened heat of hydration hydrated cement hydration products increase kg/m³ kiln loading materials maximum measure method mix design modulus of elasticity moisture content monosulfoaluminate mortar occur oxide particles porosity portland cement pozzolan prestress problems raw feed reactive retarding sand setting shown in Figure sieve slag slump specific gravity specimen steel strength development strength of concrete stress structure sulfate attack surface Table temperature tensile strength tensile stresses thermal Tricalcium aluminate Type volume w/c ratio water-reducing workability