For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is
5 m/min
10 m/min
15 m/min
30 m/min
- The depth of cut in drilling is __________ the drill diameter.
- A shaft has a dimension, φ9 +0.025⁺⁰⁰⁰⁹, the respective values…
- The tool made of cemented carbide wear out faster at
- In a plain milling cutter, the portion of the gash adjacent to the cutting edge on which the chip impinges…
- In an orthogonal cutting, the depth of cut is halved and the feed rate is double. If the chip thickness…
- Climb milling is chosen while machining because
- What is the name of the device used in arc welding circuits for the purpose of modifying the rate of…
- The abrasive recommended for grinding materials of low tensile strength is
- The in-feed grinding is used to
- In a plain milling cutter, the chip space between the back of one tooth and the face of the next tooth…
- Allowance in limits and fits refers to
- The enlarging of an existing circular hole with a rotating single point tool is called
- In gear hobbing
- The carbide tools operating at very low cutting speeds (below 30 m/min)
- The tailstock set over required to turn a taper on the entire length of a workpiece having diameters…
- The process of changing the shape of grinding wheel as it becomes worn due to breaking away of the abrasive…
- When 3-2-1 principle is used to support and locate a three dimensional work-piece during machining,…
- The common welding error that occurs due to shrinkage of weld metal, faulty clamping of parts, faulty…
- For machining a cast iron workpiece by a high speed steel tool, the average cutting speed is
- The structure of a grinding wheel depends upon
- The method of centre less grinding used to produce taper is
- Any number of equal divisions can be obtained on milling machine by
- In order to prevent tool from rubbing the work _________ on tools are provided.
- The snag grinding is done
- High speed steel tools retain their hardness upto a temperature of
- Hard and tough materials like cast iron should be turned at
- The material property which depends only on the basic crystal structure is
- The facing is an operation of
- The grooving is an operation of
- Side rake angle of a single point cutting tool is the angle