Home » Aluminium / Steel Grooved Type Aluminium / Steel Grooved Type Mandrel Material Aluminium Surface Zinc plated Body Material Steel Surface Polished Installation Sequence Secured,effective installation Multilayer and multi-type materials connecting. Up to 14mm aluminum alloy and 8mm steel. Up to 1200Mpa high strength steel plate. No pre-drilling is required, improving the performance of anti-corrosion. Glue can be applied between material plate, with little influence. High connection strength and fatigue resistance. Rapid completion of process and low energy consumption. High accuracy of repeated connection. Visual inspection of quality. Meet the demand of full automation. Free of smoke, steam and spark, low noise. Structure and parameters Technical Parameters Recommended tool Parameter C864 C848 Capacity All Materials Φ3.2 — Φ6.4mm Φ2.4 — Φ4.8mm Pressure Required 0.5 — 0.7Mpa 0.5 — 0.7Mpa Pull Force ≥14.68Kn ≥9Kn Weight 1.64kg 1.45kg