![]() ![]() Which of the following process has the lowest cutting speed? Explanation: Honing is a surface finishing operation and hence it is generally performed at low speed. Which process gives best surface finish?Įxplanation: Lapping is a surface finishing operation used to give better surface finish and have very small material removal rate. A few common surface finishes usually consist of specialty grains, etching, sandblasting, polishing, and silk screening. ![]() Surface finishes can range from smooth and shiny to rough and non-reflective. are indicated around the surface symbol as shown in Fig. A surface roughness value, cut-off value or reference length, processing method, grain direction, surface undulation, etc. Shaped Surface The trace left by a cutting instrument is parallel to the projection plane in the drawing. How do you show surface roughness in drawing? ![]()
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