Bridgeport Series 2 Knee Mill 1977 – 4 HP
$5,900.00
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Table Travel (X-axis): 30 in.
Saddle Travel (Y-axis): 15 in.
Quill Travel: 5 in.
Knee Travel (Z-axis Manual): 16 in.
Ram Travel (Rack & Pinion): 16 in.
Throat Distance (min) (V-Ram): 10.625 in.
Throat Distance (max) (V-Ram): 26.625 in.
Table to Spindle Nose Gage Line: 1 in. (min)
Max. Weight of Workpiece: 1000 lbs.
Table Overall Size: 11 x 58 in.
T-Slots-Three: 2.5 in. Centers
T-Slot Size: 0.625 in.
Table Height Above Floor (max): 48.75 in.
Spindle (in 4J Head) Power Rating: 4 HP
Spindle (in 4J Head) Taper: No. 40 Milling Machine
Speed Range Low-Infinitely Variable: 50-450 rpm
Speed Range High-Infinitely Variable: 450-3500 rpm
Feed Range Manual Adjust: 0.6-2.5 ipm
Drilling Capacity – Mild Steel (manual): 1.25 in. diameter
Drilling Capacity – Mild Steel (power feed): 0.75 in.
Milling Capacity – Mild Steel: 4 cu. in. /min
Boring Range – mild steel to 8 in. diameter
Spindle Diameter 2.125 in.
Quill Diameter: 4.25 in.
Milling Feed Rate – X & Y axis: 0.375-24 ipm
Milling Feed Rate – Z axis: 0.1875-12 ipm
Milling Rapid Feed Rate – X & Y axis: 24 ipm
Milling Rapid Feed Rate – Z axis: 12 ipm
Floor Area: 80 in. x 80 in.
Height: 93 in.
Shipping Weight: 4750 lbs.
Electrical Requirements: 60 Hz, 208/230/460/575 V