Die-B-lapped-D20/4holes | EMUGE-FRANKEN

Round HSS thread cutting die for applications in steel materials, wrought aluminium alloys, long-chipping brass and thermoplastic material.

Lapped version for improved thread surfaces.

Technical details

thread symbol

UNF

nominal diameter d₁ [mm]

6.35 mm

nominal diameter [in]

0.25 "

nominal size

1/4

pitch [mm]

0.907 mm

pitch [in]

0.036 "

threads per inch

constructional design

DIN EN 22568

thread sense of rotation

right hand

surface quality

lapped

champfer lenght

1,5 thread

Geometry

STEEL

tool body diameter

20 mm

width

7 mm

premachined diameter

6.24 mm

coolant-lubricant

emulsion, thread cutting oil

cutting material

HSS

Material	Steel materials Search for value P1.1 Cold-extrusion steels, Construction steels, Free-cutting steels, etc. <= 600 N/mm² P2.1 Construction steels, Cementation steels, Steel castings, etc. <= 800 N/mm² P3.1 Cementation steels, Heat-treatable steels, Cold work steels, etc. <= 1000 N/mm² No results found Stainless steel materials Search for value M1.1 Ferritic, martensitic <= 950 N/mm² M2.1 Austenitic <= 950 N/mm² No results found Cast materials Search for value K1.1 Cast iron with lamellar graphite (GJL) 100-250 N/mm² K1.2 Cast iron with lamellar graphite (GJL) 250-450 N/mm² K2.1 Cast iron with nodular graphite (GJS) 350-500 N/mm² K2.2 Cast iron with nodular graphite (GJS) 500-900 N/mm² No results found Non ferrous materials Search for value N1.1 Aluminium wrought alloys <= 200 N/mm² N1.2 Aluminium wrought alloys <= 350 N/mm² N1.3 Aluminium wrought alloys <= 550 N/mm² N1.4 Aluminium cast alloys Si <= 7% N2.1 Pure copper, low-alloyed copper <= 400 N/mm² N2.2 Copper-zinc alloys (brass, long-chipping) <= 550 N/mm² N2.3 Copper-zinc alloys (brass, short-chipping) <= 550 N/mm² N2.4 Copper-aluminium alloys (alu bronze, long-chipping) <= 800 N/mm² N4.2 Thermoplastics (long-chipping) No results found

Unit	Millimeter Inch

SE-B-gel-STEEL