Table 6: Average values of selected geometrical parameters calculated for two forms of spherical melted chips formed during internal cylindrical grinding process carried out in three kinematic variations.

Kinematic variant of internal cylindrical grindingMaterial
of sample
 Form of spherical melted chip
Near-sphericalSemi-spherical
 Average values of selected geometrical parameters
,
,
μm
,
μm2
,
μm
,
,
μm
,
μm2
,
μm

Plunge
grinding
100Cr6
steel
1.0919.72503.4637.811.6925.321936.8481.92
Titanium
Grade 2® alloy
1.1417.94491.8933.931.4523.091898.1180.14

Reciprocal grinding100Cr6
steel
1.1220.23496.9334.671.5226.361869.0279.92
Titanium
Grade 2® alloy
1.1518.93492.0331.211.5224.211721.3476.03

Traverse grinding100Cr6
steel
1.2019.15501.2436.691.5724.981773.2382.11
Titanium
Grade 2® alloy
1.1718.65488.4833.311.6127.241987.9186.98

melting temperature 1370°C–1400°C, melting temperature 1649°C–1670°C.