LANDIS Gardner SDG5-30 Horizontal Double Disc Grinder

Power Source
Electric

MPN
SDG5-30
Feed Type
Magnetic Feed Conveyor
Serial Number
597-4
Function
Grinding
Control
Electro-Matic AD5 DC Drive
Model Year
Unknown
Drive System
Electro-Matic Control Model AD5 DC Drive
Voltage
460 V (dual-rated 220/440 V shown on motor plate; 460 V is standa
Rebuilt Component
Both spindles rebuilt, never used in production afterward
Grinding Wheel Depth
3 in
Swing Over Table
Not applicable (horizontal thru-feed type)
Machine Weight
Approx. 23,000 lbs
Machine Type
Double Disc Grinder
Distance Between Centers
Not applicable (thru-feed type)
Grinding Wheel Width
3 in
Spindle Motor Power
60 HP (each, dual spindles)
Brand
Gardner Machine Company (Division of Landis Tool Company)
Chuck Size
30 in (wheel diameter)
Model
SDG5-30
Grinding Wheel Height
30 in
Grinding Wheel Speed
1750 RPM (motor speed per tag)
Country of Origin
United States

Used Gardner SDG5-30 Horizontal Double Disc Grinder, currently under power and available for inspection

This heavy-duty double disc grinder is equipped with two rebuilt 60 HP, 1750 RPM, 220/440 V, 3-phase Severe Duty spindle motors manufactured by Electric Apparatus Co. (Howell, MI).
The machine includes an attached magnetic feed conveyor, an Electro-Matic AD5 DC drive system, and its full original control cabinet with tachometer feedback components visible in the photos.

Both spindles were professionally rebuilt and have not been used in production since rebuild.
Our current staff has limited operational knowledge of this unit beyond what is shown in the photos.

The grinder is sold as-is, where-is, with inspection welcomed and encouraged.
Buyer is responsible for all rigging and freight. The machine cannot be moved with our in-house forklifts, but

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Specifications

Manufacturer: Gardner Machine Company (Division of Landis Tool Company)

Model: SDG5-30

Serial Number: 597-4

Type: Horizontal Double Disc Grinder

Spindle Motors: (2) 60 HP, 1750 RPM, 220/440 V, 3-Phase, “Severe Duty” motors – Electric Apparatus Co., Howell, MI

Grinding Wheel Diameter: 30″

Grinding Wheel Thickness: 3″

Electrical Drive: Electro-Matic Control Model AD5 DC Drive System

Feed System: Magnetic feed conveyor (attached and operationally connected)

Input Power (Drive): 208/460 V, 3 Phase, 50/60 Hz

Output (Drive): 115 V DC @ 5 A

Approximate Weight: ~23,000 lbs (based on comparable SDG5-30 units)

Condition: Used – currently under power