... stainless steel screen. Scope of application:SG-9A pneumatic frame dragnet machinery,All specifications of nylon net,small ... inflator ,make the screen mesh very tighten.The machine only need add or reduce the tension clamp ... ,can change the mesh area.its a good machine for making different stainless steel screen,customers can ... Any wayMax. Tension30Air pressure0.8-1.0 Pneumatic frame dragnet machine