13
2021-12
Solutions to common problems of plastic pipe equipment (II)
Pipe roundness is over poor need to adjust the angle of the nozzle in the vacuum sizer and spray box to make the pipe cooling evenly; check the water level height and water pressure gauge pressure in the vacuum sizer and spray box to make the spraying volume large and powerful; check the water temperature in the vacuum sizer and spray box. If the temperature is higher than 35℃, it should be equipped with cooling water system or add spray cooling box. Check the water circuit and clean the filter. Adjust the flow; check and correct the radius of the inner hole of the sizing sleeve; adjust the conduit clamping device to correct the ovalness of the pipe.