Slott millSlott mill MSTB (semi-adjustable slot width)MSTA (fixed slot width)

Set up

Wrench support hole

IN indicated side

IN

How to attach inserts

1. Put insert inside the slot mill. 2. Insert one of the pins on the wrench (on IN indicated side) into the wrench support hole. 3. Using the other pin, push the front relief surface of the insert. 4. Rotate the wrench until insert's back end makes contact with slot mill.

Insert removal hole for wrench

Note: Use appropriate wrench for set up.

Recommended cutting conditions

OUT indicated side

OUT

How to detach inserts

1. Insert one of the pins on the wrench (on OUT indicated side) into the wrench support hole, and insert other pin into the insert releasing hole. 2. Insert can be uninstalled by rotating the wrench counterclockwise. (A magnet is installed on OUT indicated side.)

Recommended insert grades (Vc: m/min)fz (mm/t)
Workpiece materialHardness (HB)CVD coated carbidePVD coated carbideEdge width (mm)Remarks
CA0835PR07351.62.2(2.25)3.054.05
Low carbon steelSS400 S10C ~ S25C125250~310200~2500.03~0.120.04~0.140.06~0.180.08~0.20
Cb tlS30C ~ S58C (Annealed)190160~190130~1600.03~0.120.04~0.140.06~0.180.08~0.20
aron seeS30C ~ S58C (Heat treated)250140~180110~1500.03~0.120.04~0.140.06~0.180.08~0.20
Allo steelAnnealed180140~180110~1500.03~0.120.04~0.140.06~0.180.08~0.20Coolant
yHeat treated275120~160100~1300.03~0.100.04~0.120.06~0.160.08~0.18
High carbon alloySKD11, SKD61, etc.280100~14080~1200.03~0.100.04~0.120.06~0.160.08~0.18
Sl lAustenitic related220150~19080~1200.03~0.100.04~0.120.06~0.160.08~0.18
tainess steeMartensitic related300140~18060~800.03~0.100.04~0.120.06~0.160.08~0.18
Gray cast ironFC250 ~ FC350260160~200-0.03~0.120.04~0.140.06~0.180.08~0.20
FCD400 ~ FCD500160130~160-0.03~0.120.04~0.140.06~0.180.08~0.20Dry
Nodular cast ironFCD600 ~ FCD800250110~140-0.03~0.120.04~0.140.06~0.180.08~0.20

Note: 1. Use down-cut machining. DC 2. If ap is 1/10 or under of cutter dia.(DC), it is possible to increase feed per tooth (fz) by 40%.