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Leland-Gifford Center Lapping Machines

    

Center Lapping Machines from Leland-Gifford improve accuracy in completed parts by conditioning center holes in hardened work pieces. Plus, center lapping is a quick and easy operation.

Two machine sizes available to accommodate work piece lengths up to 60". 

Improves ability to hold close tolerance by providing smooth, highly polished finish to female hole center and removing heat treatment scale

Rugged construction for long life, dependable operation

60 diamond dresser (standard) mounted at the left of the spindle housing

See specifications below

 

Specifications
Workpiece length, max.
model 274 914 mm (36")
model 275 1524 mm (60")
Workpiece Diameter, max. 254 mm (10")
Center Diameter, max. 23.8 mm (15/16")
Stone Diameter, max. 25.4 mm (1")
Column to centerline of Spindle 133.3 mm (5 1/4")
Lapping Stroke max. 38.1 mm (1 1/2")
Dresser Stroke, max. 31.7 mm (1 1/4"
Vertical Adjustment of Dresser 38.1 mm (1 1/2")
Dresser Attachment
Standard, adjustable angle 60 - 120
Standard, fixed diameter 1" max.
Optional, adjustable angle 60 - 120
Optional, adjustable diameter 0" - 5"
 
Tail Stock Center #2 Morse
Spindle Speeds 665, 1280, 2300, 4300 rpm
Drive Motor
Standard 1/2hp, 1800 rpm AC
Optional 3/4hp, var. speed DC
Floor Space Req,d 533 x 584 mm (21" x 23"
Overall Height
Model 274 1702 mm (67 3/8")
Model 275 2312 mm (91 3/8"
Net Weight
Model 274 204 kg (450 lb.)
Model 275 227 kg (500lb.)