... chemical corrosion resistance 3.High thermal conductivity&stability metal fan blade, carbon bladePropertiesExcellent self-lubrication Remarlable chemical corrosion resistanceHigh thermal conductivity ... .3182.652.17BeckerDVX3.100250394.3314.563.735BeckerDVT3.140240484294.263.5 auto blade, metal fan blade,carbon blade,graphite blade