Harex Mill Cut Steel Fiber Specifications 1. Product Name: Mill Cut Steel Fiber 2. Code: AMi04-32-600 3. Specifications 3.1 Raw Materials: Low Alloy Cast Steel: Steel Grages: ST52-3 3.2 Chemical composition: 3.2.1 C (%) 0.10 ~ 0.20 3.2.2 Mn (%) 0.90 ~ 1.60 3.2.3 Si (%) ≤ 0.55 3.2.4 P (%) ≤0.04 3.2.5 S (%) ≤0.04 3.3 Technical Indicators 3.3.1 Length: 32.0mm ± 2.0mm 3.3.2 Width: 2.6mm±1.2mm 3.3.3 The ratio of length to diameter: 35-45