2. Loo isticmaalo aasaasayaasha sidii wakiilka wax ka beddelka si loo kordhiyo tirada graphite speroidal ama loo hagaajiyo qaabdhismeedka birta cawl si loo cusboonaysiiyo fasalka shubista birta cawl; 3. Loo isticmaalo in lagu soo saaro cathod, carbon electrode, graphite electrode iyo koollada kaarboon; 4. Qalabka dib u soo celinta, iwm. Ku soo dhawoow inaad wax weyddiiso Whatsapp&Mob:+86-13722682542 Email:merry@ykcpc.com