Used 1970 BLANCHARD 20-36 | GRINDERS, SURFACE, ROTARY TYPE - VERTICAL

20-36 BLANCHARD ROTARY SURFACE GRINDER

S/N 13681 Year: 1970

STANDARD CATALOG SPECIFICATIONS

WORK CLEARANCE
Swing clearance is 38" diameter inside the water guards. Vertical height (range) is 18" between the top surface of the 36" dia. chuck and the grinding surface of a new grinding wheel in its raised position.

POWER REQUIREMENTS FOR COMPLETE MACHINE
50 H.P. wheel motor

WORK TABLE
Blanchard magnetic chuck, 36" dia. with 5/8" radial spacing between concentric poles. Chuck has a 2" dia. center hole. Chuck uses direct current; voltages 115 or 230 (230 preferred), and required 792 watts supplied by a Neutrofier when ordered. Maximum weight of workload is 3,000 pounds.

WHEEL HOLDER
Cylinder wheel holder for 20" x 5" x 16 1/2" cylinder wheel; or 20" Courtland type segment chuck (when ordered) which holds four CD 18L segments.

WHEEL SPEEDS
720 R.P.M. (at 60 cps)
750 R.P.M. (at 50 cps)

CHUCK SPEEDS
6, 9, 12, 18, 25, and 33 R.P.M.; driven (at 60 cps) by a 2 H.P., 12000 R.P.M. motor.

AUXILIARY MOTORS
20 lb. ft., 900 R.P.M. (at 60 cps) torque motors for table traverse and for raising and lowering the wheel head.

FEED
Vertical down feed of the wheel is either by hand or by power. The power feed is variable between 0.004 and 0.080" per minute. An accurate, automatic down feed stop is provided. Maximum down feed to the stop is provided. Maximum down feed to the stop is 0.098", 0.298" is available on special order. The wheel head can be rapidly raised and lowered by power.

COOLANT SUPPLY
"Wet" base capacity of 20 36 and 20K 36 models is 125 gallons.

STANDARD EQUIPMENT
Blanchard 36" dia. one piece steel, magnetic chuck; water guards; 20" cylinder wheel holder; jog push button for table rotation; work light over table; quick acting coolant valves and wash hose; outside chuck ring; wheel dresser unit built into head. A 30 H.P. wheel motor built into head; a 2 H.P. chuck rotation motor; two 20 lb. ft. torque motors, one for table traverse and one for raising and lowering the wheel head. Reduced voltage push button controls. Steel control panel cabinet at rear of machine containing reduced voltage starters for wheel motor (Star connected for starting and plugging, Delta connected for running), line starters for small motors, thermal overload protection for all motors ammeter wired into wheel motor circuit; pilot lamp for
chuck. Hardened steel base ways with automatic lubrication.
Operator's manual is included.

FLOOR SPACE AND HEIGHT
20 36 Length 11 feet 5 in., width 5 ft. 7 in., including control cabinet; minimum height 7 feet 11 inc., maximum height
(12" vertical range) 8 ft. 4 in. Height of chuck surface from the floor is 36 in. Weight 12,500 lbs.

EQUIPMENT & FEATURES
36" Magnetic chuck.
4" Segmented grinding wheel.
24" Vertical travel.
Chuck jog.
Manual pull Trabon lube system.
Manual dresser.
Load monitor.
Internal coolant.
50 HP.

Specifications are deemed accurate, however, subject to verification or prior sale.

All exchange units/returns must be shipped within 30 days. All exchange units/returns must be shipped using DDP terms - Grinders Clearing House, Inc. dba GCH Machinery, is not responsible for any customs formalities or shipping costs.

If Grinders Clearing House, Inc. dba GCH Machinery does not receive exchange/core unit back within 30 days, GCH will invoice FULL replacement cost (OUTRIGHT Cost) to customer.

NOTE: Due to rising costs partly by unsteady pricing in purchased goods and supply chain issues, this quote is good for 30 days. Prices are subject to change, please contact us to confirm prior to issuing an order.