Single Disc Cutter

Single disc cutter, also known as single disk, is a kind of disc cutter with
only one cutter ring, which is mounted on the front and gauge area of the
cutter head. It is mainly used as face cutter and gauge cutter to break hard
rock with high uniaxial compressive strength (UCS≥70Mpa) and mixed ground.
It is a key cutting tool for rock excavation.

Eccentric disc cutter is a kind of single disc cutter. The cutter ring of
eccentric disc cutter is inclined to one side of the cutter hub, and this
type of TBM disc cutter is usually mounted on the gauge area of cutter head,
also known as gauge disc cutter.

Single Disc Cutter Specification

Single Disc Cutter Diameter Bearing Capacity
[Tonne] Cutter Ring Structure 
Product [inch] [mm]
20" 508 40 Optional Assembly
19" 483 40 Optional Assembly / Monoblock
18" 457 28 Optional Assembly / Monoblock
17" 432 28 Optional Assembly / Monoblock
15 1/2" 394 22 Optional Assembly / Monoblock
14 356 20 Optional Assembly / Monoblock
12" 305 16 Optional Assembly / Monoblock
11" 280 13 Optional Assembly / Monoblock
10" 250 10 Optional Assembly / Monoblock
9" 220 9 Optional Monoblock
8" 200 8 Optional Monoblock
7" 180 8 Optional Monoblock
6 1/2" 165 5 Optional Monoblock
6" 150 4 Optional Monoblock

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