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, including 0-100mm, 0-150mm, 0-200mm, 0-300mm, 0-600mm, 0-1000mm, 0-1500mm, atbp. In addition, the accuracy of the vernier caliper is also 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…
What is the difference between a milling cutter and a drill? 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…
Common Tap and die Coating Types 1. Steam oxidation Steam oxidation treatment is a surface oxidation treatment technology. The tap is in contact with steam at a temperature of 540~560°C. In high-temperature water vapour, a layer of blue oxide film is formed on the surface. This oxide film has a fine structure and can be…
Paano Pumili ng Woodworking Drill Ang pagpili ng tamang woodworking drill bit ay mahalaga para sa anumang proyekto ng woodworking. Ang tamang drill bit ay maaaring gumawa ng pagkakaiba sa pagitan ng isang matagumpay at hindi matagumpay na proyekto, kaya mahalagang malaman kung ano ang hahanapin kapag pumipili ng tamang bit. Kapag pumipili ng tamang drill bit, isa sa mga…