Constructed using the Meehanite® casting process, JET Variable Speed Milling Machines provide consistent and reliable operation. Precision bored and honed milling heads ensure quality cuts, and the three-stage power downfeed with automatic stop makes the JET Variable Speed Milling Machines easy to use. Available in single or three phase power configurations, the JET JTM-4VS Series mills are backed by the industry leading two year full service and parts warranty
Features:
- Meehanite Castings
- Precision bored and honed milling head
- Large diameter quill is chromed
- High precision Class 7 spindle bearings
- Chrome plated motor shaft with lower bearing support
- Spindle head is internally cooled
- Heavy-duty splined motor drive
- One piece quill pinion and shaft
- Three-stage power downfeed with automatic stop
- Heavy-duty spindle brake
- Locks on all movable surfaces
- Precision hardened and ground ways and table
- Adjustable gibs throughout
- Internal coolant tank built into casting base for use with coolant system (coolant pump not included)
- Tolerance test sheet included
- One shot lubrication system
- Way covers
- Draw bar
- Tool box with tools
Specifications:
- Spindle Taper (In. x TPI) R-8
- Digital Readout ACU-RITE 300S
- Number of Axis 3 (Knee)
- Powerfeed X, Y and Z-Axis
- Power Draw Bar Pneumatic
- Table Size (L x W) (In.) 9 x 49
- Quill Diameter (In.) 3-3/8
- Number of Spindle Speeds Variable
- Range of Spindle Speeds (RPM) 60 - 4,200
- Quill Down Feed Rates (IPR) .0015 - .003 - .006
- Spindle Travel (In.) 5
- Head Movement (Deg.) 90° R & L, 45° F & B
- Max Distance Spindle to Table (In.) 17-1/2
- Distance Spindle to Column (Max.) (In.) 19
- Distance Spindle to Column (Min.) (In.) 4-1/2
- Collet Capacity 1/8 - 7/8
- Table Longitudinal Travel (In.) 34
- Table Longitudinal Travel With Powerfeed (In.) 28-3/4
- Table Cross Travel (In.) 12
- T-Slots Number and Size (In.) 3 and 5/8
- T-Slot Centers (In.) 2-1/2
- Work Table Weight Capacity (Lbs.) 660
- Travel of Knee (In.) 14-1/2
- Travel of Ram (In.) 13-3/8
- Motor (HP) 3 HP, 230/460V, 3Ph
- Overall Dimensions (L x W x H) (In.) 66 x 63 x 85
- Weight (Lbs.) 2,420
