How to use and read the micrometer A, the use of the micrometer 1, before the use should check the zero point, slowly turn the tuning knob, make the rod and anvil contact, by the end of ratchet sound when moving feet mould scribed line on the sleeve (activity) shall be and fixed on the…
Vernier caliper model and specification There are many specifications of vernier calipers, termasuk 0-100mm, 0-150mm, 0-200mm, 0-300mm, 0-600mm, 0-1000mm, 0-1500mm, dan lain-lain. Sebagai tambahan, ketepatan angkup vernier juga 0.01mm, 0.02mm and 0.05mm.The reading method of a vernier caliper is similar to that of a micrometer. It is structurally composed of a main…
Apakah perbezaan antara pemotong penggilingan dan gerudi? Milling cutter: A milling cutter is a rotating tool with one or more teeth. When working, each knife tooth cuts off the allowance of the workpiece intermittently in turn. Milling cutters are mainly used for machining planes, steps, grooves, forming surfaces and cutting off workpieces…
Jenis Salutan Ketuk dan Mati Biasa 1. Pengoksidaan wap Rawatan pengoksidaan wap ialah teknologi rawatan pengoksidaan permukaan. Paip bersentuhan dengan wap pada suhu 540~560°C. Dalam wap air suhu tinggi, lapisan filem oksida biru terbentuk di permukaan. Filem oksida ini mempunyai struktur yang halus dan boleh…
How to Choose a Woodworking Drill Choosing the right woodworking drill bit is essential for any woodworking project. The right drill bit can make the difference between a successful and unsuccessful project, so it’s important to know what to look for when selecting the right bit. When selecting the right drill bit, one of the…
Common materials for milling cutters 1) High-speed tool steel (referred to as high-speed steel, front steel, etc.), divided into general-purpose and special-purpose high-speed steel. It has the following characteristics: a. The content of alloy elements tungsten, chromium, molybdenum and vanadium is relatively high, and the quenching hardness can reach HRC62-70. At a high temperature of…
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