Welcome to ZheJiang Deqing Hengfeng magetic materials CO.,LTD     Property general table of magnetic/jphysical and machinery features NAME HF34H HF33H constitutes sr0.6Fe2O3 sr0.6Fe2O3 (MT) ≥320 ≥320 Br(KGS) ≥3.2 ≥3.2 (KA/m) ≥135 ≥135 Hcb(KGOe) ≥1.7 ≥1.7 (KA/m) ≥140 ≥140 Hcj(Koe) ≥1.76 ≥1.76 (KJ/m3) ≥18.0 ≥18.0 (BH)max (MG0e) ≥2.3 ≥2.3 u rec 1.1-1.2 1.1-1.2 (%/K) -0.18 -0.18 Br/Br/T (%/℃) -0.18 -0.18 (Z) 733 733 Tc (℃) 460 460 C//*(1/K)[1/℃] (9-12)×10-6 (9-12)×10-6 L/L/T C*(1/K)[1/℃] 10×10-6 10×10-6 (j/Kg.K) 837 837 [ca1/g.℃] 0.2 0.2 (Kg/m3) (4.85-5.0)×103 (4.85-5.0)×103 [g/cm3] 4.85-5.0 4.85-5.0 (N/m2) (0.5-0.9)×108 (0.5-0.9)×108 [Kgf/mm2] 5-9 5-9 (N/m3) >6.9×108 >6.9×108 [Kgf/mm2] >70 >70 (N/m2) (0.2-0.5)108 (0.2-0.5)108 [Kgf/mm2] 2-5 2-5 wet pressing anisotropic materials NAME HF30 HF25 HF20 constitutes sr0.6Fe2O3 sr0.6Fe2O3 sr0.6Fe2O3 (MT) ≥390 ≥370 ≥340 Br(KGS) ≥3.9 ≥3.7 ≥3.4 (KA/m) ≥184 ≥144 ≥135 Hcb(KG0e) ≥2.3 ≥1.80 ≥1.7 (KA/m) ≥188 ≥146 ≥140 Hcj(Koe) ≥2.35 ≥1.83 ≥1.76 (KJ/m3) ≥25.5 ≥24.0 ≥18.0 (BH)max (MG0e) ≥3.2 ≥3.5 ≥2.3 u rec 1.1-1.2 1.1-1.2 1.1-1.2 (%/K) -0.18 -0.18 -0.18 Br/Br/T (%/℃) -0.18 -0.18 -0.18 (Z) 733 733 733 Tc (℃) 460 460 460 C//*(1/K)[1/℃] (9-12)×10-6 (9-12)×10-6 (9-12)×10-6 L/L/T C*(1/K)[1/℃] 9.0×10-6 9.0×10-6 9.0×10-6 (j/Kg.K) 837 837 837 [ca1/g.℃] 0.2 0.2 0.2 (Kg/m3) (4.80-5.0)×103 (4.80-5.0)×103 (4.85-5.0)×103 [g/cm3] 4.80-5.0 4.85-5.0 4.85-5.0 (N/m2) (0.5-0.9)×108 (0.5-0.9)×108 (0.5-0.9)×108 [Kgf/mm2] 5-9 5-9 5-9 (N/m3) >6.9×108 >6.9×108 >6.9×108 [Kgf/mm2] >70 >70 >70 (N/m2) (0.2-0.5)108 (0.2-0.5)108 (0.2-0.5)108 [Kgf/mm2] 2-5 2-5 2-5 Remark:1、#C//:parallel to axle C⊥;perpendicular to axle. 2、()unit system ,[]CGSunit system. hengfeng hard ferrite feature standards materials desingnation Br Hcb Hcj (BH)max MT Gs KA/m 0e KA/m Koe KJ/m3 MG0e HF20 ≥340 ≥3400 ≥135 ≥1700 ≥140 ≥1760 ≥20.0 ≥2.5 HF25 ≥370 ≥3700 ≥150 ≥1800 ≥154 ≥1930 ≥24.0 ≥3.0 HF30 ≥390 ≥3900 ≥184 ≥2300 ≥188 ≥2350 ≥28.0 ≥3.5 Remark (mT,KA/m,KJ/m3)