Use: CH-80AS double split hydraulic punching machine is used in recent research dedicated to thick copper, aluminum row, flat steel, angle steel, channel steel and other metal materials hydraulic punching tools a red double elliptic holes. Mainly used in steel structure, large-scale steel mills, bridges, heavy industry. The 1 body using forged steel wire cut, can be customized. Beautiful and durable, will not break. 2 punching speed, positioning accuracy. No noise, no broken chip, operation safe and clean. 3 suitable for field operation or fixed in the factory for mass production. 4 double loop circuit, oil return speed, can be formulated electromagnetic valve pedal switch, convenient, fast, practical. Die with Cr12 via heat treatment quenching and become, stamping resistance, long life. Punching die 5 can be set for a variety of shapes, such as rectangular and square. ◆ accessories: randomly according to the needs of the user with mold two pay. The mold to be customized. ◆ output: 50T. The maximum thickness of steel plate punching: 8mm. The throat depth: 60mm. ◆ weight: 40kg. ◆ pump: electric hydraulic pump with double loop. ◆ packaging: wooden box.