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What is the difference between alloy drill bits and high-speed steel drill bits?
Release Time:
Jul 28,2024
Alloy is a material with ultra-high hardness and excellent wear resistance. Its disadvantage is that it is prone to breakage, but its wear resistance is extremely strong. Good alloy materials are very useful and expensive. High speed steel drill bits are very good in terms of durability and wear resistance. Generally speaking, for factories in need, high-speed steel drill bits are actually more cost-effective because of their low unit price and decent quality. In general, using high-speed steel drill bits is good, unless it comes into contact with hard materials that cannot be machined by high-speed steel drill bits, and then alloy drill bits are chosen.
1. Different materials
Alloy is a material with ultra-high hardness and excellent wear resistance. Its disadvantage is that it is prone to breakage, but its wear resistance is extremely strong. Good alloy materials are very useful and expensive.
High speed steel drill bits are very good in terms of durability and wear resistance. Generally speaking, for factories in need, high-speed steel drill bits are actually more cost-effective because of their low unit price and decent quality. In general, using high-speed steel drill bits is good, unless it comes into contact with hard materials that cannot be machined by high-speed steel drill bits, and then alloy drill bits are chosen.
2. Different physical properties
Alloy drill bits generally refer to hard alloy drill bits, which can be divided into integral, welded, reversible blade, and replaceable head types. The main components of alloys are tungsten carbide, cobalt, etc., with relatively high hardness, generally above HRC90 degrees, suitable for processing heat-treated steel parts and difficult to machine materials. Alloy drill bits themselves have high hardness, and the hardness of products after heat treatment increases, so alloy drills must be used.