Sree's Metal Cutting - Unit 2 - Day 5.1 - Grinding

An _________ is a small, hard particle having sharp edges and an irregular shape used for finishing process.

• Carbide tips

• Diamond

• Abrasive

• Ceramics

An example of super abrasive.............

• Cubic Boron Nitride

• Aluminium Oxide

• Carbon Boron Nitride

• Silicon Carbide

An example of natural abrasive.............

• Cubic Boron Nitride

• Aluminium Oxide

• Carbon Boron Nitride

• Garnet

An example of artificial abrasive.............

• Diamond

• Emery

• Seeded Gel

• Garnet

_________ is the ability of abrasive grains to fracture into smaller pieces, essential to maintaining the sharpness of the abrasive during use.

Size of abrasive grain measured by _______number

Pick the odd man out: Characteristics of grits.

• Elasticity

• Hot Hardness

• Wear resistance

• Chemical Stability

One of the defects in grinding process.

• Dear Flat

• Tear Flat

• Wear Flat

• Corrosive Wear

In grinding, glowing hot chips are called as_________

• Grits

• Chips

• Arcs

• Sparks

Pick the odd man out: Problems in Grinding process

• Burning

• Tempering

• Heat Checking

• Annealing