PT. Bintang Barutama

[ Nachi ][ Yamawa ][ Norton ][ Eight ][ Towa ][ Daido ]
[ Mitsubishi Electrik ][ King ][ IIDA ][ F.P ]

Shell broach

Large-sized broach (Broach foe interneal gear)
Shell broach for helical internal gear
Round broach
Keyway broach
Spline broach
Small diameter broach
Coated broach
Special broach
Laminated broach
Chistmas tree type broach (For rotor)
Broach for connecting rods
Broach foe compressor vane groove
Cemented carbide broach

Coated Broach
CLASSIFICATIONS
Serrations	Angular spline	Oval with double radius	Rectangle
Oval broach, single radius	D-shaped hole	Single inverted spline	Double inverted spline
Single spline or keyway	Hexagon	Round hole	Multiple inverted spline
Square	Multiple straight spline	Involute splines and gears	Octagon
BROACH PULL ENDS AND REAR SUPPORTS
PULL ENDS There are many kinds of type as pull ends and rear supports of broaches and DIN-type are widely adopted as their specification. REAR SUPPORTS
WHEN ORDERING
Many conditions must be understood before broach design can be exactly accomplished. Especially we must be absolutely of the following dimensions: notify us of the following specific points. CONCERNING THE BROACH Length to be provided Diameter of previous machine hole Finished dimensions and accuracy, including limits Material to be broached and its hardness Type of pull end and rear support CONCERNING THE MACHINE Model Power Capacity Length of Stoke Maximum broach length which can be installed Details of broach support, special fixture or guide which may affect broach design

Plain Miling Cutters
High Speed Steel JIS B4205, DIN 884, 1892, ANSI B94, 19, ISO 2584
Plain miling cutters are used on horizontal miling machine for miling the surface of workpiece parallel to the main spindle of the machine. Cutters with tooth width of under 20mm (3/4") have straight teeth, while cutters with wider teeth have helical teeth. Coarse teeth cutters are used for roughing (with 25 helix angle) and for light metals (with minimum 35 helix angle.) Diameter : 50 ~ 125 mm (2 ~ 5 inch) Teeth width : 40 ~ 200 mm (I-1/2 ~ 8 inch)

Side Miling Cutters
High Speed Steel JIS B4206, 4207, 4225, DIN 885, 1831, ANSI B94.19, ISO 2587.

Staggered Tooth Side Miling Cutters
Used for deep slotting and heavy duty side miling. Diameter : 50 ~ 200 mm ( 2 ~ 8 inch ) Width : 6 ~ 40 mm ( ź ~ 1-˝ inch )

Interlocking Side Miling Cutters
Interlocking side miling cutters are used in the same way as normal side miling cutters. These consist of two cutters interlocked and the width can be adjusted by distance collars. Diameter : 60 ~ 150 mm (2 - 3/8 ~ 6 inch) Width : 14 ~ 36 mm (9/16 ~ 1-7/16 inch)

Half Side Miling Cutters
Used for heavy duty straddle miling. When ordering, hand of cut is to be specified. However when two cutters of the same size are ordered specificslly as a pair, one each of right hand and left hand cutter will be supplied. Diameter : 50 ~ 130 mm (2 ~ 5 inch) Width : 22 ~ 150 mm (7/8 ~ 6 inch)

Plain Side Miling Cutters
Used for slooting and light duty side miling. These cutters can be ganged and used as straddle mills. Diameter : 50 ~ 200 mm (2 ~ 8 inch) Width : 4 ~ 40 mm (3/16 ~ 1-1/2 inch) H-Super, Staggered Tooth Diameter : 75 ~ 150 mm (3 ~ 6 inch) Width : 8 ~ 22 mm (5/16 ~ 7/8 inch)

H-Super Side Miling Cutters
H-super side miling cutters are made of high vanadium high speed steel and suitable for miling cast iron on for other applications where cutters are required better wear resistance.

H-Super, Reguler Tooth
Diameter : 75 ~ 150 mm (3 ~ 6 inch) Width : 4 ~ 20 mm (5/32 ~ 51/64 inch)

Single Angle Miling Cutters
JIS B4221, DIN 842, 1823 ANSI B94.19 Outside diameter : 65 ~ 75 mm (2-1/2 ~ 3 inch) Angle : 45, 50, 60, 70, 80

Double Angle Milling Cutters
JIS B4223, DIN 847, ANSI B94.19, ISO 6108 Outside diameter : 65 ~ 75 mm (2-1/2 ~ 3 inch) Angle : 45, 60, 90

Single Angle Miling Cutters with Threaded Holes
JIS B4224, ANSI B94,19 Outside diameter : 30 ~ 40 mm (1-1/4 ~ 1-9/16 inch) Angle 50, 60

Unequal Double Angle Miling Cutters
JIS B4222, DIN 1823 Outside diameter : 65 ~ 90 mm (2-1/2 ~ 3-1/2 inch)

T-Slot Cutters
JIS B4217, DIN 851, ANSI B94.19, ISO3337 With straight shank Slot size 5 ~ 36 With taper shank Slot size 10 ~ 54

Woodruff Keyseat Cutters
JIS B4230, DIN850, ANSI B94.19 Outside diameter : 10 ~ 80 mm (13/32 ~ 3-5/32 inch) Face width : 2.5 ~ 12 mm (7/64 ~ 15/32 inch) With shank : Outside diameter up to 50 mm (2 inch) Arbour type :Outside diameter above 50 mm (2 inch)

Convex Miling Cutters
High Speed Steel JIS B4227, DIN 856, ANSI B94.19 Used for miling concave half circles in all types of materials. These cutters are form-relieved with a radial face. Diameter : 50 ~ 125 mm (2-1/4 ~ 4-1/4 inch) Circle diameter : 3.2 ~ 40 mm (1/8 ~ 1 inch)

Concave Miling Cutters
High Speed Steel JIS B4226, DIN 855, ANSI B94.19 Used for miling convex half circles in all types of materials. These cutter are form-relieved with a radial face. Diameter : 56 ~ 125 mm (2-1/4 ~ 4-1/4 inch) Circle diameter : 3 ~ 40 mm (1/8 ~ 1 inch)

Corner Rounding Miling Cutters
High Speed Steel JIS B4228, 4229, DIN 6513, ANSI B94.19 Used to produce a round chamfer on the corner of work pieces. These cutters are form-relieved with a radial face. Corner Rounding Cutters Diameter : 56 ~ 125 mm (2-1/2 ~ 4-1/4 inch) Radius : 1.5 ~ 20 mm (1/8 ~ 5/8 inch)

Double Corner Rounding Cutters
Diameter : 56~125 mm (2-3/16 ~ 5 inch) Radius : 1.5 ~ 20 mm) (1/16 ~ ž inch)

Roller Chain
Sprocket Miling Cutters High Speed Steel ANSI B94.19 These cutters are used to produce the profiles of roller chain sprocket wheels. There are two types, Straddle and Single.

Multiple Thread Miling Cutters
High Speed Steel DIN 852 These cutters are used primarily for external or internal thread miling on thread miling machines. They are also used for thread die plates which require special design.

Spline Miling Cutters

High Speed Steel These cutters are used to produce the profiles of spline. There are four types in profiles, normal, with lugs, with semi-topping, and with lugs and semi-topping.

Screw Slotting Cutters
High Speed Steel JIS B4220, ANSI B94.19 Used for slotting both ferrous and non-ferrous screw-heads. Diameter : 45, 70 mm (1-3/4, 2-3/4 inch) Face width : BS No. 2 ~ 30, 0.25 ~ 6.5 mm (1/64 ~ ź inch)

Metal Slitting Saws
High Speed Steel JIS B4219, DIN 1837, 1838, ANSI B94.19 ISO 2296 Designed for general purpose slotting or cutting off operations of moderate depth of various materials. They have side clearances. Diameter : 32 ~ 315 mm (2-1/2 ~ 8 inch) Face width : 0.3 ~ 6 mm (1/32 ~ 3/16 inch)

Metal Slitting Saws with Side Teeth
High Speed Steel ANSI B94.19 Due to their side cutting teeth with clearance most suited for deep slotting or cut-off operations of thick workpieces. Diameter : 60 ~ 200 mm (2-1/2 ~ 8 inch) Width : 2 ~ 5 mm (1/16 ~ 3/16 inch)

Cold Circular Saws
High Speed Steel DIN 8576 These saws consist of saw body and replaceable teeth segments are used for cutting off operations. Diameter : 250 ~ 1600 mm (10 ~ 63 inch)

Shell broach for helical internal gear
As internal gears require higher accuracy than involute spline gears many variations of broach are needed. The broach shown has shell type finishing teeth. Full attention is paid to material, heat treatment and the accurately finished teeth are mechanicaly tightened.

	N A C H I
	Drills Reamers End mills Hack Saw Blades Jig Saw Blades Metal Band Saw Blades Gear Hobs Gear Shaper Cutters Gear Shaving Cutters Broach Cutters Milling Cutters
	C O N T E N T
	Nachi Yamawa Norton Eight Towa Daido Mitsubishi Electrik IIDA F.P King Enquiry Form Contacts Us H o m e