Bonding in Cementitious Composites: Symposium Held December 2-4, 1987, Boston, Massachusetts, U.S.A.Sidney Mindess, Surendra P. Shah |
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Page 155
... fiber length , though only moderately . At the same time the compressive strength declined considerably . - To test the durability of the material , the PAN - fibers portland cement composite samples have been cured both in humid air ...
... fiber length , though only moderately . At the same time the compressive strength declined considerably . - To test the durability of the material , the PAN - fibers portland cement composite samples have been cured both in humid air ...
Page 157
... fiber composites reinforced with PAN - fibers . It may be of practical import- ance that distinct strength increases ... surface and the matrix is increased . The latter is important , as the bond between the fiber surface and the matrix ...
... fiber composites reinforced with PAN - fibers . It may be of practical import- ance that distinct strength increases ... surface and the matrix is increased . The latter is important , as the bond between the fiber surface and the matrix ...
Page 159
... fiber / matrix shear stress increased with the fiber slippage distance . Examination of the extracted filaments under a scanning electron microscope ( SEM ) revealed the increased shear resistance to be the result of fiber surface ...
... fiber / matrix shear stress increased with the fiber slippage distance . Examination of the extracted filaments under a scanning electron microscope ( SEM ) revealed the increased shear resistance to be the result of fiber surface ...
Contents
HOW IMPORTANT | 3 |
MICROSTRUCTURE AND FRACTURE AT THE CEMENT PASTE | 11 |
THE INFLUENCE OF THE MATRIXAGGREGATE BOND ON | 29 |
Copyright | |
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1988 Materials Research 28 days aggregate particles aggregate surface alkali anhydrous ASTM behavior Bentur bond strength Ca(OH calcite calcium hydroxide cement composites cement paste cementitious chemical cocamide DEA compressive strength concentration Concr crack cured curve debonding duplex film effect elastic energy ettringite experimental fiber pull-out fiber reinforced concrete fiber surface fibre Figure filaments flexural strength fly ash fly ash particle Fracture Mechanics frictional glass fibers hydration hydration products increase interface interfacial region interfacial zone ISBN layer Materials Research Society matrix measured mechanical micrograph microstructure modulus naphthalene observed PAN-fibers pore porosity porous portland cement portlandite pozzolanic present Proc properties pull-out load pull-out test reaction reactive resistance samples shear stress shown in Fig silica fume silica fume concrete silica fume content slag solution specimens structure superplasticizer Symp transition zone Volume w/c ratio