R.PMJND5CAT0R
S3
:
Another new BLOUNT eontribnlion to
the polishing field
New features: —
Overhanging spindle type
Speed variation 1100 lo 3000 R.P.M.
Exact
speed al a glance. Speed indicator
is located under transparent plastic
cover and shows R.P.M. of spindle
Speeds changed while motor is running
Motor—
ing open type
Spindle supported on four deep groove
ball bearings
Each housing extension has two ball
> bearings
Flanges turned all over, and balanced
Threads milled
Spindle high carbon steel, carefully turned
and ground
Spindle
while removing buff wheels
Base or pedestal, heavy cross-section,
smooth contours
Spindle bcaringscarefully labyrinth sealed,
for grease tightness
Electric equipment consists of: magnetic
starter with overload and low voltage
protection, with remote push button
Built in three sizes: 3 IIP., 5 HP. and
1]A HP.
1750 R.P.M. standard ball bar
lock provided lo hold spindle
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-R.PM. INDICATOR
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3 HP.
VARIABLE 1
SPEED
BUFFER
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DIMENSIONS
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Height floor to center
Overall height, 48"
Spindle length overall, 55%"
Spindle extensions, either
Spindle center overhanges, front of
Spindle diameter in bearing, 1.5748"
No. of bearings, 4 — size 308 S.R.
Spindle diameter between bearings, 1%"
Spindle diameter between flanges, 134"
Diameter of
Base width, 3334
Base depth, 2334"
Bolt holes (parallel with spindle), 32"
Bolt holes (right angles to spindle), 15%"
3 HP. and speed of motor, 1750 r.p. in.
Spindle speeds, 1100 lo 3000 R.P.M.
Net weight, 985 lbs.
Gross weight, 1,000 lbs.
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tight and loose flanges, 434”
”
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of spindle, 3934”
side, 1434”
base, 4"
220-440
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