Table 1.
Chemical properties of binders (wt. %).
Table 2.
The physical properties and geometrical dimensions of polyethylene fiber.
Fig 1.
(a) macrograph and micrograph images of RHA before ball milling: (b) 2000×, (c) 10000 ×, and (d) 50000×.
Fig 2.
(a) XRD phase components of RHA (C: cristobalite quartz); (b) particle distribution of solid materials.
Table 3.
Mixture ratio of UHS-ECCs (kg/m3).
Fig 3.
Dog-bone specimens for (a) tensile test and (b)single-crack tension experiment.
Fig 4.
Three-point flexure experiment.
(a) front side and (b) transverse elevation.
Fig 5.
Compressive strength development and fluidity of high strength ECC.
Fig 6.
XRD patterns of UHS-ECCs mortar at 28 days.
A: Alite-C3S; B: Belite-C2S; E: Ettringlite-AFt; Q: Quartz-SiO2; P: Portlandite-Ca(OH)2.
Fig 7.
Results of analytical investigation of UHP-ECCs: (a) TG and (b) DTG curve.
Fig 8.
Portlandite contents in UHS-ECCs paste at 28 days.
Fig 9.
Tensile stress-strain curves of UHS-ECCs.
Fig 10.
Typical tensile stress-strain relation of ECCs.
Fig 11.
Tensile properties of UHS-ECCs; (a) first cracking strength, (b) ultimate tensile stress, (c) tensile ductility, and (d) strain energy.
Fig 12.
Cracking characteristic of UHS-ECCs; (a) M-C, (b)M-10, (c) M-20, and (d) M-30.
Fig 13.
Typical σ-δ relation for engineered cementitious composites.
Fig 14.
Fiber bridging stress-crack opening width relationships of UHS-ECCs.
Table 4.
Fracture test results and calculated PSH indices for UHP-ECC.
Fig 15.
(a) M-C; (b) M-20.