Preparation before welding the upvc window
Check for the upvc window welding machine's normal power supply and air pressure and that the value of each pressure gauge is within the permissible working scope......
Read MoreCheck for the upvc window welding machine's normal power supply and air pressure and that the value of each pressure gauge is within the permissible working scope......
Read MoreAs the adjustment values of the different welding machines vary from each other, we can only indicate theoretical values......
Read MoreTo fulfil the expectations and requirements, which are at present demanded of the building material plastic window.........
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