From: Laboratory study of metakaolin and microsilica effect on the performance of high-strength concrete containing Forta fibers
The name of the mix
28-day Tensile strength
Plain1
4.18
Plain2
4.30
F 0.2 SF 10
4.71
F 0.5 SF 10
4.77
F 0.8 SF 10
4.99
F 0.5 SF 10 MC8
5.11
F 0.5 SF 10 MC10
5.36
F 0.5 SF 10 MC12
5.55