ItemsUnitNominal diameter(mm) 250-400 Specific resistance (not over)Electrodenipple¦ì¦¸.M6.55.0 Bending strength (not below)Electrode nippleMpa10.0 14.0 Elastic modulus (not over)Electrode nippleGpa12.0 14.0 Bulk density (not below)Electrode nippleG/cm31.621.72 Cte(100-600)0c (not over)Electrode nipple10-6/0c2.7 2.5 Ash(not over)Electrode nipple%0.30.3 Wood packaging