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2022-05-28
8. Uneven pipe wall thickness
Adjust the wall thickness on the mold; adjust the nozzle angle in the vacuum setting machine and the spray box to make the pipe cool evenly; adjust the water output of the sizing sleeve to make it even; disassemble the mold, check whether the screws inside the mold are loose, and re-tighten;
9. The plasticizing temperature is too high
Adjust the process; adjust the heating temperature of the mold core, and ventilate and cool the mold; the shear heat of the screw is too high, replace the screw;
10. Inaccurate cutting length
Check whether the long wheel is compressed; check whether the long wheel swings, and tighten the fixing bolt of the long wheel frame; check whether the travel switch of the cutting machine is damaged; check whether the rotary encoder is damaged; whether the wiring of the rotary encoder is disconnected (aviation) Whether the plug socket is in good contact); each stand-alone shell (PE terminal) should be grounded to a total ground point for reliable grounding, and the grounding point should have a grounding stake that meets the electrical grounding requirements. Each stand-alone shell (PE terminal) is not allowed Connect to the ground after connecting in series, otherwise it will introduce interference pulses, causing inaccurate cutting length;
11. Co-extrusion label problem
Diffusion of co-extrusion identification strips: Generally, it is caused by improper selection of co-extrusion materials used by users. Special materials such as PE should be used. If necessary, the temperature of the extrusion section can be reduced.
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Mr. Ron Han
Tel:86-536-8206760
Fax:86-536-8206750
Mobile Phone:+8615336365800
Email:manager.han@novistagroup.com
Address:RM1232-1233,#4 Building No.4778 Shengli East Street, Weifang, Shandong
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.