[Ward Brush Industry] Performance Parameters of Snow Sweeping Brush (4)

1. Product name: All-plastic snow brush 2. Common sizes: Inner diameter 255: Outer diameter 813 Inner diameter 275: Outer diameter 915 Inner diameter 295: Outer diameter 950 320Kpa polypropylene monofilament (modified POLY) Specification: 2.2×2.8 Tensile strength: ≥599KP Elongation: 27.40% Brittle point temperature -50℃ Fourth, fixing process (1) Polypropylene brush wire hot melt (2) Stamping 5. Quality standards (1) Appearance: The filaments are neatly arranged, without burrs, and no colloid is exposed; (2) The ratio of filaments: polypropylene filaments. (3) Tensile force: plastic brush wire, single wire anti-dropping force ≥55KP. (4) Temperature resistance: glue injection and plastic brush wire will not become brittle at -50℃.