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  • There are so many kinds of taps, how to choose? A guide to tap selection(Second)

    There are so many kinds of taps, how to choose? A guide to tap selection(Second)

    Coating of taps 1, steam oxidation: tap into the high temperature water vapor, the surface of the formation of an oxide film, the coolant adsorption is good, can play a role in reducing friction, while preventing the tap and the cutting material between the bond, suitable for processing mild steel. 2, nitriding treatment: tap surface nitriding, forming a surface harden...
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  • There are so many kinds of taps, how to choose? A guide to tap selection(First)

    There are so many kinds of taps, how to choose? A guide to tap selection(First)

    As a common tool for processing internal threads, the tap can be divided into spiral groove tap, edge dip tap, straight groove tap and pipe thread tap according to the shape, and can be divided into hand tap and machine tap according to the operating environment, and can be divided into metric tap, American tap and British tap according to specifications. Taps are also...
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  • The saw blade is blunt, how to correct trim?

    The saw blade is blunt, how to correct trim?

    A, when the need for grinding: 1. Sawing quality does not meet the requirements, such as the product surface burr, rough, need to immediately grinding. 2. When the blade of the alloy is worn up to 0.2mm, it must be sharpened. 3. Push material hard, paste 4. Produce abnormal sound 5. The saw blade has sticky teeth, tooth loss and tooth collapse when cutting ...
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  • How to pick a bit?

    How to pick a bit?

    Here's how to pick a bit based on three basic bits: material, coating and geometric features. 01, how to choose the material of the drill Materials can be roughly divided into three types: high speed steel, cobalt high speed steel and solid carbide. High speed Steel (HSS) :  High-speed steel has been used as a cutting tool for more than a century since 1910. It is the ...
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  • How many kinds of drills are there?

    How many kinds of drills are there?

    Drill bit is a rotating tool with cutting ability at the head end. It is generally made of carbon steel SK or high speed steel SKH2, SKH3 and other materials by milling or rolling and then quenched after grinding. It is used for drilling on metal or other materials. It has a very wide range of use, can be used in drilling machine, lathe, milling machine, hand drill and...
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  • How to take out the broken tap in the workpiece?

    How to take out the broken tap in the workpiece?

    1. Pour some lubricating oil, use a sharp chopper to knock out slowly on the fracture surface in reverse, and pour iron filings from time to time. This is a more common method in the workshop, but it may not be suitable for threaded holes with too small diameters or broken taps that are too long, but you can have a try. 2. Weld a handle or hex nut on the broken section...
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  • A tap selection guide, teach you step by step!

    A tap selection guide, teach you step by step!

    As a common tool for processing internal threads, taps can be divided into spiral groove taps, edge inclination taps, straight groove taps and pipe thread taps according to their shapes. Divided into metric, American, and imperial taps. Taps are also the mainstream machining tools used in tapping. So how to choose a tap? Today I will share with you a tap selection guid...
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  • Why do we choose vacuum heat treatment for high speed steel?

    Why do we choose vacuum heat treatment for high speed steel?

    YUXIANG TOOLS has started to use a new technology for heat treatment since 2010. It is so called vacuum heat treatment. It mainly refers to a new type of heat treatment technology that combines vacuum technology and heat treatment technology. The vacuum environment in which vacuum heat treatment is located refers to an atmosphere environment below one atmospheric press...
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