Results Durability data: Table 1a. 0.35 mm plastic bristle break strength & elongation. Plastic F max dL at F max n = 10 [N] [mm] x ̄ 27.0 104.9 s 1.69 11.7 v} [%] 6.26 11.11 F max : Bristle Strength dL at F max : Bristle Elongation (Elasticity) Graph 1a. 0.35 mm plastic bristle break strength & elongation. Table 1b. 0.35 mm metal detectable bristle break strength & elongation. Metal detectable n = 10 F max [N] dL at F max [mm] x ̄ 16.0 48.3 s 0.826 1.3 v} [%] 5.16 2.74 Graph 1b. 0.35 mm metal detectable bristle break strength & elongation. Detectability data: Table 2. Metal detectable bristle detection with and without the presence of food. Bristle Diameter [mm] 0.35 Bristle Length [mm] 100 Bristle orientation | __ No food *1.8 0.50 100 | __ *2.2 0.60 100 | __ *2.5 0.35 50 | __ N/D 0.50 50 | __ *1.8 0.60 50 | __ *2.3 Sugar (dry) N/D N/D N/D N/D N/D N/D N/D = Not Detected. *Minimum threshold for detection (equivalent to a ferrous sphere of the same diameter). References : EHEDG Guideline Document No.8 (2018). Hygienic equipment design criteria. EHEDG Guideline Document No.32 (2005). Materials of construction for equipment in contact with food. Lock, A., 1990. The Guide To Reducing Metal Contamination In The Food Processing Industry. Safeline Metal Detection Ltd. Acknowledgements : Vikan would like to thank Mettler Toledo and Zwick Roell for their collaboration during this study. Chicken breast (wet) N/D N/D N/D N/D N/D N/D
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