Standard Thick Turret Tooling Catalog - WILSON TOOL - (Version JPG) - Page n° 19 - PDF Catalogue | Technical Documentation

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Punching tool, Tool, Punching die, Punch

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SHEAR OPTIONS


Type of Shear	Benefit	Limitation
	at maximum tonnages.	When nibbling, bite must be 75% ot punch
1 _ 1 Concave or Double Concave	Best shear for nibbling	The punch is less resistant to breakage when punching at high tonnages because of
^j^^^j^ Inverted Rooftop	Also good shear for nibbling because it inverts	More Susceptible to breakage because of a
r~~~~^n Double Valley Shear	shape is long and narrow.	when punching at high tonnages because of
JK Shear	that allows you to punch high strength materials with	Can only be used on punches up to 1.000" (25.4mml diameter or 'A' dimension'.


Special Shears
	■A' Dimensions'	Inverted Rooftop		Double	/alley
Station		Single Concave		DoubleC	oneave
		1/16" (1.6mm) Shear	1/8" 13.2mm) Shear	1/16" (1.6mm) Shear	1/S" 13.7mm; Hiisn
1-1/4" IB)
2" IC)	Within 2.000" (60.8mm 1
3-1/2" ID!
4-1/2" \|E)	Within 4.500" (114.3mm)

1/16" (1.6mm) rooftop shear is given to all punches with 'A' dimension' greater than 2.000" (50.8mm) and width greater than .250" (6.35mml at no extra charge. All punches .250" (6.35mm) and under in width ■.■■■.■ill be shipped with no shear unless specified.


	JK Shear
	Shape	Add On Price
	Round
	Rectangle, Square, Hexagon Single "D; Double "D"
	Obround

DIE CLEARANCE SELECTION INFORMATION


% Total Clearance
Material	Minimum	Best	Maximum
Copper. 1/2 Hard	8	12	16
Brass, 1/2 Hard	S	11	16
Mild Steel	10	15	20
Steel 0.50C	12	18	24
Aluminum, Soft	5	10	15
Stainless Steel	15	20	25

Standard Thick Turret Tooling Catalog - WILSON TOOL - #19

Punching tool, Tool, Punching die, Punch