RP石墨电极

RP Graphite Electrode 1. grade: RP(ISO9001:2000 standard) 2. diameter: 150mm-600mm 3. length: 1700mm-2400mm 4. nipples: 3TPI,4TPI 5. material: petrol coke Our major products include ordinary graphite electrodes in various specifications and high-power and super-power electrodes. All our products, testing equipment and production machines are among the best ones in China. We have got ISO9001 quality system certificate. The products of our firm exported to Russia, Southeast Asia, Middle East, U.S.A., and South America etc. Norminal DiameterActual Diameter(D)Norminal LengthInmmMaxMinRough spot(B)8''2002052011971600/18009''2252302252221600/180010''2502562512491600/180012''3003073022991600/1800/1900/200014''3503573523491600/1800/1900/2000/220016''4004094034001600/1800/1900/2000/2200/240018''4504604544511600/1800/1900/2000/2200/240020''5005115055021800/1900/2000/2200/240022''5505625565531800/2000/2200/240024''6006136076042000/2200/2400/270026''6506636576542400/2700/300028''7007147087052400/2700/3000Electrode length and to allow deviations Unit: mm ItemUnitNorminal DiameterUHPHPRP≤Φ400≥Φ450≤Φ400≥Φ450≤Φ300≥Φ350ResistanceEμΩ·m≤5.5≤6.5≤8.5N≤4.5≤5.5≤6.5Bending StrengthEMPa≥11.0≥10.5≥9.8≥8.5≥7.0N≥20.0≥16.0≥15.0Elastic ModulusEGPa≤14.0≤12.0≤9.3N≤18.0≤16.0≤14.0Bulk DensityEg/cm3≥1.66≥1.67≥1.621.60≥1.53≥1.52N≥1.75≥1.73≥1.69CTE.E10-6/°C≤1.5≤2.4≤2.9N≤1.4≤2.2≤2.8Ash%≤0.3≤0.3≤0.5