Fandrefesana vy indostrialy 1-5mm/1-3mm GPCRecarburizer Purity Graphite Petroleum Coke/Graphite Petroleum Coke/Graphite Pet Coke/GPC ho mpanangana karbôna/Karbôna fanampiny/Carburant Carbon raikitra 98-99% min,Lavenona 0.5-1.0% max,VM 0.5-1.0% ambony indrindra,S 0,03-0,05% ambony indrindra,Hamandoana 0,5%,azota 0,03% max,hidrôzenina 0,01%Size: 1 ~ 5mm, 1-3mm, na araka ny fangatahan'ny mpanjifaFonosana: 25kgs pp tenona kitapo ho 1MT jumbo kitapo lehibe Judy email:judy@qfcarbon.comwhatsapp&wechat: +86-13722682542