Skip to main content

Table 1 Experimental plan.

From: Evaluation on Protection Performance and On-Site Applicability of Hybrid Fiber-Reinforced Concrete

Mixture conditions Test items
w/cma 0.50 Fresh state Slump
Air content
Unit water content (kg/m3) 220
S/ab 0.55 Hardened state Compressive strength (@ 7, 28 days)
Flexural strength (@ 7, 28 days)
Tensile strength (@ 7, 28 days)
Impact of high-velocity projectile
Target slump (mm) 150 ± 20
Target air content (%) 4.5 ± 1.5
Binder composition (by weight) OPC:BS:FA = 7:2:1
Fiber content (%)c 1
Fiber combination SF only
PF only
SF + PF
  1. OPC ordinary Portland cement, BS blast furnace slag, FA fly ash, SF steel fiber, PF polyaramid fiber.
  2. aWater-to-cementitious materials ratio.
  3. bSand-to-aggregate ratio.
  4. cFiber content to entire mixture volume.