This kind of bolt has a cup-shaped end structure, which can reasonably avoid the water vapor and liquid around the rivet body according to the riveting body. In addition, the tensile strength of the closed bolt is 20% higher than that of the open bolt. The key point is that this kind of closed bolt can ensure that the nail head does not fall off. The leading role of iron rivet makes it widely used in electronic devices and electrical equipment. The sealing bolts of goodware can produce round mouth and countersunk head. There are various composition methods of aluminum / iron, aluminum / stainless steel plate, stainless steel plate / stainless steel plate, iron / iron, copper / iron, copper / copper, etc.

麻花豆星空天美糖心mv-星麻花传媒mv-星空天美梦幻mv免费-天美麻花星空果冻mv-62星空天美梦幻糖心mv-天美电影免费在线观看1. Pour oil must be added before the cap gun is used. In addition, check whether the bronchus and the air inlet are leaking

麻花豆星空天美糖心mv-星麻花传媒mv-星空天美梦幻mv免费-天美麻花星空果冻mv-62星空天美梦幻糖心mv-天美电影免费在线观看2. Check whether the screw of gun nozzle extruder is properly installed and equipped with supporting facilities, and the damage level of colored rivets,

3. Always check whether the connecting parts are reliable

4. The cap pulling gun has been used for too long and must be replaced and filled with lubricating grease.

5. All parts damaged should be removed and replaced immediately. It is forbidden to replace or refit the spare parts of the special tool gun to the gun body

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