2. Process Introduction

3. Shell Process Flow Cold formingShell machiningSide wire welding Thread rollingPlating (black oxide) Raw material

4. Insulator process Flow 原料 /Raw material: 碳酸钙 /CaCO3 ；氧化铝 / Al2O3 高岭土； 滑石粉； 未烧毛坯 / Green insulator 素瓷 /Fired insulator 氧化铝粉料 /Ceramic powder 浆料 /slurry 毛坯料： roughcast 配料，球磨 喷雾干燥 等静压磨削 烧结

5. Components of insulator assembly TerminalCenter wire Green insulator Insulator assembly

6. Insulator assembly process Insulatorlogo printGlaze spraying Heat and press into insulator assembly Fill center electrode Powder loading Terminal loading

7. Final assembly process Insulator assembly Shell assembly Final assembly Gasket loading Gap setting Inner gasket Manual fix Outer gasket