Table 9 Mechanical performance control methods of ECC.

From: Data-driven prediction on critical mechanical properties of engineered cementitious composites based on machine learning

Mechanical properties

Effective method

Compressive strength

(1) Reduce the water-cement ratio

(2) Increase the content of silica fume

(3) Apply PE fiber

Flexural strength

(1) Apply PE fiber

(2) Reduce the water-cement ratio

(3) Increase fiber aspect ratio

Tensile strength

(1) Apply PE fiber

(2) Reduce the water-cement ratio

(3) Increase fiber aspect ratio

Tensile strain capacity

(1) Increase fiber aspect ratio

(2) Apply PE fiber

(3) Increase fiber content

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