SPECIALTY STEEL RAW MATERIALS MARKET REPORT 05/05: Tight raw materials supply pushes ferro-tungsten higher An overview of the specialty steel raw materials markets in Europe and their latest price moves. However, tungsten was expensive and difficult to obtain leading to the use of high chromium steel as an alternative. HeviShot HeviX 1 ½ ounce, 1450 fps, 5/6 tungsten/steel duplex, 77.5 hits Federal Heavyweight TSS 1 ¾ ounce, 1200 fps 7 shot, 134 hits Federal Heavyweight TSS 1 … Corrosion Resistance: Corrosion resistance is always related to the amount of Chromium in the steel, the Maxamet has a low amount … According to the chemical composition and the HRC of the Maxamet steel, it offers the following features: Edge Retention: With a hardness above 65HRC, due to the high amount of Tungsten, Vanadium, and Carbon, the Maxamet steel knife has the best edge retention. Their performance is also hard to beat. Crafted from M2 High-Speed Steel with at least 5% Tungsten, the drill bits have a premium surface hardness. You can read about hot hardness in the article on high speed steel. The reason why heat-breaks are made of steel is because of the same reason, steel conducts heat poorly compared to brass. Cutting tools were more typically produced with high tungsten high speed steel at the time because of the superior hot hardness with high speed steel. Proffi also claims that the drill bits are up to 25 times more durable than the regular HSS bits in the market. SPECIALTY STEEL RAW MATERIALS MARKET REPORT 30/04: Ferro-tungsten climbs to one-month high on raw material tightness An overview of the specialty steel raw materials markets in Europe and their latest price moves.

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