Ɗaya daga cikin manyan abubuwan amfani da sulfur hexafluoride shine matsakaicin insulating a cikin masu watsewar kewayawa, sauya kayan aiki, matattara da layin watsa iskar gas. Don waɗannan aikace-aikacen, iskar gas ɗin da ake amfani da su dole ne su cika ko wuce ƙayyadaddun ASTM D272 da IEC.