TZ120 – Cylinder Liner – TZ120


TZ120 ceramic grade eliminated rapid wear development of the cutting edge caused by sand inclusion due to its hardness exceeding the coated carbide grade. As a result, 1.5 times longer tool life was achieved.

Industry Engineering
Component Cylinder block
Material ISO code K - Cast ironK - Cast iron
Work material FC200
Machine(spindle type) Machining Center
Tool family Milling
Tool category Internal boring
Product name TZ120
TSR No. 1576M
Cylinder block


Tungaloy Competitor
Body Customized boring cutter Customized boring cutter
Insert SPGN120308 SPMT120308
Grade TZ120 Coated carbide grade

Cutting conditions

Tungaloy Competitor
Cutting speed V/c (mm/min) 400 250
Feed f (mm/rev) 0.3 0.2
Depth of cut ap (mm) 1 1
Coolant Dry Dry


Tool life1.5 times