Catalogue - Basic Drill Heads & Spindles - ZAGAR - (Version JPG)

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Gearless Head Capacities

HEAD DRIVE CAPACITIES

MAXIMUM HEAD R.P.M.


DRIVE STYLE	TORQUE CAPACITY
A	0.5 H.P.	@	1,800 RPM
B	2 H.P.	@	1,200 RPM
C	6 H.P.	@	900 RPM
D	10 H.P.	@	900 RPM
E	15 H.P.	@	600 RPM
F	20 H.P.	@	400 RPM
G	Designed per Application up to 100 H.P.


HEAD	DRIVE	HEAD SERIES \|
SIZE	STYLE	200	400	500	800
3	A	5,000	—	—	—
4 -1/2	B	4,500	—	—	—
6	B	4,000	—	—	—
8	C or D	(C)3,600	(C)3,300	—	—
10	C or D	(C)3,200	(C)2,900	(D)2,600	—
12	C or D	(C)2,800	(C)2,500	(D)2,200	—
16	C or D	(C)2,400	(C)2,100	(D)1,800	—
5x10	B	3,400	—	—	—
6x8	B	3,400	2,900	—	—
8x12	C	3,200	2,900	—	—
8x16	C	3,000	2,700	—	—
10x15	C	2,800	2,500	—	—
10x20	C	2,600	2,300	—	—
12x18	C	2,400	2,100	—	—
12x24	C	2,200	1,900	—	—
16x16	D or E	2,400	2,100	1,800	1,500
16x24	D or E	2,100	1,800	1,500	1,200
16x32	D or E	1,800	1,500	1,200	900
20x20	D or E	2,200	1,900	1,600	1,300
20x30	E	1,900	1,600	1,300	1,000
20x40	E	1,600	1,300	1,000	700
24x24	E	2,000	1,700	1,400	1,100
24x36	E	1,700	1,400	1,100	800
28x28	E	1,800	1,500	1,200	900
28x44	E	1,500	1,200	900	600
32x32	E	1,600	1,300	1,000	700
36x36	E	1,400	1,100	800	500
32x60	F	1,200	900	600	300

Lower speeds and feeds may be required depending upon; number of spindles needed, material to be machined, horse-power, torque, thrust and rigidity available, as well as part and chip handling considerations.

SQUARE HEAD WEIGHTS


Head	Series	Weight	Head	Series	Weight
Size		(Lbs.)	Size		(Lbs.)
3.00	200	5.0	10.00	200	55.0
76.20			254.00
4.50	200	12.0	10.00	400	67.5
114.30			254.00
6.00	200	21.0	10.00	500	93.5
162.40			254.00
8.00	200	41.0	12.00	200	93.0
203.20			304.80
8.00	400	52.5	16.00	200	136.0
203.20			406.40
			16.00	400	157.0
			406.40	500	495.0*

Weights of Zagar Standard Gearless Aluminum Drill Heads (Does not include Quill Camp, Driver or Spindle Accessories) *Cast iron construction

NOTE: Standard Heads Should Not Exceed 80% of Speeds Listed Above. Speeds Above 80% Up To Maximum Will Be Quoted As Special.

STANDARD SQUARE

AND DIAGONAL HEADS

THRUST CAPACITY

MULTIPLE OPERATIONS

HEAD ADAPTER

FLANGE


Drill Head		Max. Thrust
Number	Description	Capacity
708-3630	3" Sq.	250
708-3640	4.5" Sq.	600
708-3550	6" Sq.	1500
708-3560	8" Sq.	2500
708-3570	10" Sq.	4500
708-3580	12" Sq.	7000
708-3620	16" Sq.	13,500

GUIDE ROD BUSHINGS

MULTIPLE SPINDLE HEAD

BOTTOM PLATE

ZAGAR ADJUSTABLE ADAPTERS

TIE RODS

COOLANT SUPPLY

ADJUSTABLE POSITIVE STOPS FOR TOOL DEPTH

JIG PLATE

All Zagar Gearless Heads are subject to total thrust limitations. Use this chart for thrust capacity.

BUSHING PLATE

REGISTRATION

PINS

BUSHING PLATE STOP RODS

INSERT TYPE

BUSHING PLATE

GUIDE RODS

BASE PLATE MACHINE TABLE

PART FIXTURE

Zagar rectangular drill head and fixture assembly installed in a Zagar 26" Openside Machine used to drill and ream both sides of an aircraft component.

NOTE: Smaller numbers are metric conversions.

Basic Drill Heads & Spindles - ZAGAR - #4

Clamping device, Drill, Chuck, Collet chuck, Drilling head