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What is TCT saw blade?

Nov 22, 2021

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Tungsten carbide inserts circular saw blades, referred to as Tungsten Carbide Tipped (TCT) saw blades, TCT saw blades are monolithic alloy tungsten steel saw blades, which are commonly called internationally. Cemented carbide is a hard material made of tungsten carbide powder (WC) through high temperature sintering with cobalt (CO) as a binder, also known as tungsten steel. Use cemented carbide as a cutter head to be welded to the base of a circular alloy tool steel plate, which is called a cemented carbide circular saw blade.


  The base materials suitable for making carbide circular saw blades are: 65Mn, 50Mn2V, SK5, SKS51, 75Cr1, etc. Welding materials mainly include silver welding wire and silver welding piece. The middle layer of the silver welding piece is copper, and the two sides are silver, so it is called "sandwich" welding piece. It mainly plays the role of eliminating welding stress and slowing down cutting impact. Saws for electronic saws The blades are generally welded by silver soldering blades. The quality of the carbide circular saw blade depends on the base steel plate material, the hardened blade material, the suitability of the welding material and the fineness of the manufacturing process.


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