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34 x 120 Landis Model 4R Plain Cylindrical Grinder
Brand
Category
Model
4R
Stock #
20682
Year
1974
Condition
Used
Location
Texas
| Centers | 120 inches |
| Swing | 34 inches |
| Grinding Wheel Dia. | 30 inches |
| Wheel RPM | 668 / 1003 |
|
Nominal Working Swing: 34"
Distance between Centers: 120"
Work Carriage:
- Traverse Speed: 2 to 144 IPM
- Traverse Speed per Turn of Handwheel: 0.100" (slow) and 0.500" (fast)
Wheelhead and Wheelfeed:
- Grinding Wheel Size: 30"
- Grinding Wheel Speeds: 668/1003 RPM
-Hydraulic Rapid Infeed: 3.5" (Max) 1.625" (Min)
Ranges:
-Total Feed: 0.001" on Diameters 0 to 0.999"
- Fast Feed: 0.001" on Diameters 0 to 0.999"
- Medium Feed: 0.001" on Diameters 0 to 0.999"
- Microfeed: 0.001" on Diameters 0 to 0.999"
Rates:
- Fast Feed: 0.0001 IPS on Diameters 0 to 0.0099
- Medium Feed: 0.0001 IPS on Diameters 0.0099"
- Microfeed: 0.00001 IPS on Diameters 0 to 0.00099"
Traverse Grinding:
- Increments at Table Reversal: 0.0001" at Diameters 0 to 0.0099
- Number of Sparkout and Traverses: 0 to 9
Headstock and Tailstock
_ Work Centers: #14 Jarno
- Tailstock Center Movement: Lever and Handwheel |
|
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