Overview of Precision Grinding (Leaving Cert Engineering): Flashcards
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Practise the cards
14 cards from this deck
What is precision grinding used for?
What is precision grinding used for?
Finishing technique that removes minute material amounts
Tool used in precision grinding
Tool used in precision grinding
Grinding wheel with thousands of tiny abrasive particles
Typical grinding wheel RPM range
Typical grinding wheel RPM range
RPM
Table motion in surface grinding
Table motion in surface grinding
Reciprocating motion (back-and-forth movement)
Swarf definition
Swarf definition
Tiny metal particles ground away during grinding
Two components of grinding wheel
Two components of grinding wheel
Abrasive particles and bonding material
Six grinding wheel classification elements
Six grinding wheel classification elements
Abrasive type, grain size, grade, structure, bond type, wheel size
Aluminium oxide (A) abrasive use
Aluminium oxide (A) abrasive use
General-purpose grinding of steel and ferrous materials
Silicon carbide (C) abrasive use
Silicon carbide (C) abrasive use
Grinding non-ferrous materials like aluminium and brass
Diamond (D) abrasive characteristic
Diamond (D) abrasive characteristic
Hardest abrasive, for very hard materials/fine finishes
Cubic boron nitride (CBN) use
Cubic boron nitride (CBN) use
Grinding hardened steels and superalloys
What does grain size determine?
What does grain size determine?
Surface finish quality (coarse=rough, fine=smooth)
Structure in grinding wheel
Structure in grinding wheel
Spacing between abrasive particles
Grade in grinding wheel
Grade in grinding wheel
How strongly bonding material holds abrasive particles