... solution service Product No./NameJJ-00015 / Home appliance heating plate with teflon coating used die casting aluminum Manufacture ... 1250T. 5) 27 product lines of post processing facilities with CNC machining, turning, milling, tapping, drilling, polishing, ... etc...6) Tolerance: +/- 0.0005inch, also accord with GB6414 Home appliance heating plate with teflon coating used die casting aluminum