| abstract |
To provide a reinforcing fiber such as cement which exhibits an excellent reinforcing effect in bending strength, bending toughness and impact resistance, and does not hinder the fluidity during construction. A cement reinforcing short fiber having a tensile modulus of 45 GPa or more, a length of 1 to 60 mm, and a single yarn fineness of 10 to 100 dtex. [Selection figure] None |