UHP 300mm graphite electrode waa alaabtayada ugu muhiimsan. Alaabtani waxay doorataa kookaha irbadda oo tayo sare leh, iyada oo loo marayo samaynta, dubay, macarating, garaafaynta iyo farsamaynta farsamaynta oo loo sameeyay, sida alaab tayo sare leh oo foornooyinka arc