Heating tube processing technology process

1.Wind the heating wire

2.Detect resistance

3.Connect the resistance wire with the lead rod

4.Dry the magnesium oxide tube

5.Fit the magnesium oxide tube

6.Plug the rubber head

7.Add magnesium oxide powder

8.Pneumatic marking

9.Necking

10.Detect resistance after necking

11.Annealing in the oven

12.Polishing

13.Bending

14.Welding fins

15.Various product samples

16.Pressure measurement

17.Welding fasteners

18.Mount nuts

19.Detection

20.Packaging and delivery