石墨电极技术参数介绍

1、石墨电极技术参数介绍电极的产品规格(Product mix) 单位(Unit) ：mm 名义直径 Nominal Dia. 基本直径 basic Dia. 电.电极的产品规格(Product mix) 单位(Unit) ：mm名义直径 Nominal Dia. 基本直径 basic Dia. 电 极 直 径 Dia. Of electrode 长 度 系 列 Length 最 大 Max. 最 小 Min. 400 406 409 403 1800/2100 450 457 460 454 1800/2100/2400 500 508 511 505 1800/2100/2400 550 55

2、9 562 556 1800/2100/2400 600 610 613 607 2100/2400/2700 700 711 714 708 2400/2700 电极和接头理化指标（Physical & Chemical Properties of Electrode & Nipple）项 目 Items 单 位 Unit 指 标 Value 电阻率 LSR 电极 E m 4.6-5.5 接头 N3.1-4.1 抗折强度 Tensile strength 电极 EMPa 9.0-13.5 接头 N21.5-27.5 弹性模量 Elastic modulus 电极 EGPa 6.5-10.0

3、接头 N15.0-18.0 体积密度 Bulk Density 电极 Eg/cm 3 1.68-1.74 接头 N1.79-1.84 热膨胀系数 CTE （ 100600） 电极 E10 -6 / 1.3-1.5 接头 N1.0-1.3 灰分 Ash % 0.1-0.4 电极接头为圆锥形，电极孔及接头的形状、尺寸（Socket and nipple of cone connection）名义 直径 Nominal Dia.IEC代号 IEC code接 头 nipple中径 d 2 、D 2 Medium Dia.电 极 孔螺距 P Pitch大径d large Dia.长度L Length小

4、径D1 Small Dia.孔深S Depth400215T3N215.90304.80211.69207.47158.408.47400241T3N241.30338.70237.09232.87175.30450241T3N241.30338.70237.09232.87175.30450273T3N273.05355.60268.84264.62183.80500273T3N273.05355.60268.84264.62183.80500298T3N298.45372.60294.24290.02192.20550298T3N298.45372.60294.24290.02192.20

5、400222T4N222.25304.80219.09215.93158.406.35400222T4L222.25355.60219.09215.93183.80450241T4N241.30304.80238.14234.98158.40450241T4L241.30355.60238.14234.98183.80500269T4N269.88355.60266.72263.56183.80500269T4L269.88457.20266.72263.56234.60550298T4N298.45355.60295.29292.13183.80550298T4L298.45457.2029

6、5.29292.13234.60600317T4N317.50355.60314.34311.18183.80600317T4L317.50457.20314.34311.18234.60700374T4N374.65457.20371.49368.33234.60700374T4L374.65558.80371.49368.33285.40超高功率石墨电极的参考电流负荷建议（Reference current load of UHP electrodes）名义直径 mmNominal Dia.允许电流负荷 Aallowable current电流密度 A/cm 2Current density4002500040000193045032000450001927500380005500018275504200064000172660050000760001725700670001000001725建议拧紧力矩 （Referen