Cold work tool steel Forged round bars
Cold work tool steel, high speed steel, hot work tool steel, low alloy tool steel, stainless steel, forged round bars, forged plates.
When operated in a well, boring graphite: Creates a positive pressure to interstitial pressure; - transfers hydraulic power to the bottom hole motor and chisel; - provides a high quality producing formation exposing; - ensures lubricating and corrosion-inhibiting effect on drilling tools; - cools and lubricates a chisel; - prevents drilling troubles (sticking of drilling tools and intermediate casing, circulation loss, oil and gas shows, etc.); - reduces friction factor; - ensures environment protection; 1.Bulk density, kg/m3550 - 750 2.Moisture content, % max2 3.Ash mass fraction, % max25 4.Mesh residue 02, % max5