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Intended use

Test mandrels are an important measuring and testing tool when working with machine tools. On milling machines, they can be used to align or check the alignment of the work spindle to the machine table. On lathes, they are used to align the headstock. Due to their high manufacturing accuracy, test mandrels are also suitable for measuring the concentricity of the working spindle of machine tools.

As test mandrels are sensitive measuring equipment, care should be taken to handle and store them carefully.

Technical data

Length of cylindrical measuring surface [mm]: 270
Max. Concentricity deviation [mm]: 0,005
Measuring cylinder diameter [mm]: 31
Morse taper: MK4
Surface: Hardened, ground
Total height [mm]: 385
Material: 100Cr6

For aligning work spindles on machine tools

For the concentricity test of work spindles

Made from 100Cr6 steel

Hardened and ground

Morse taper MK4, total length 385 mm

Description of the

Made from 100Cr6 steel, this test mandrel with MK4 morse taper is hardened and ground. The cylindrical measuring surface has a length of 270 mm and a diameter of 31 mm. Both ends of the test mandrel have a centring hole. This allows it to be used "between the centres" on lathes to check the alignment of the tailstock.

Scope of delivery

  • 1 x test mandrel MK4, 270 mm

More about the brand and products from 

Product comparison
Article image
Metal test mandrel MK4, 270 mm, with cylindrical measuring surface and Morse taper. Ground, for aligning tools.
A silver, cylindrical test mandrel MK1 lies horizontally in front of a white background.
Cylindrical, silver-coloured test mandrel MK2, horizontal in the centre of the picture. One end conical, the other cylindrical.
Metal test mandrel MK3, cylindrical with Morse taper. The measuring surface is 245 mm long. Both ends have a centring hole.
Product title
Test mandrel MK4, 270 mm
Test mandrel MK1, 90 mm
Test mandrel MK2, 210 mm
Test mandrel MK3, 245 mm
Valuation

Average rating of 5 out of 5 stars

Average rating of 5 out of 5 stars

Average rating of 5 out of 5 stars

Average rating of 4.9 out of 5 stars

Description of the

Made from 100Cr6 steel, this test mandrel with MK4 morse taper is hardened and ground. The cylindrical measuring surface has a length of 270 mm and a diameter of 31 mm. Both ends of the test mandrel have a centring hole. This allows it to be used "between the centres" on lathes to check the alignment of the tailstock.

This test mandrel made of 100Cr6 steel with MK1 morse taper is hardened and ground. The cylindrical measuring surface has a length of 90 mm and a diameter of 11 mm. Both ends of the test mandrel have a centring hole. This allows it to be used "between the centres" on lathes to check the alignment of the tailstock.

This test mandrel made of 100Cr6 steel with MK2 morse taper is hardened and ground. The cylindrical measuring surface has a length of 210 mm and a diameter of 17 mm. Both ends of the test mandrel have a centring hole. This allows it to be used "between the centres" on lathes to check the alignment of the tailstock.

This test mandrel made of 100Cr6 steel with MK3 morse taper is hardened and ground. The cylindrical measuring surface has a length of 245 mm and a diameter of 23 mm. Both ends of the test mandrel have a centring hole. This allows it to be used "between the centres" on lathes to check the alignment of the tailstock.

Price

€45.00*

Content: 1 pcs

€29.00*

Content: 1 pcs

€35.00*

Content: 1 pcs

€39.00*

Content: 1 pcs

Length of cylindrical measuring surface [mm]
270
90
210
245
Max. Concentricity deviation [mm]
0,005
0,005
0,005
0,005
Measuring cylinder diameter [mm]
31
11
17
23
Morse taper
MK4
MK1
MK2
MK3
Surface
Hardened; ground
Hardened; ground
Hardened; ground
Hardened; ground
Total height [mm]
385
151
283
335
Material
100Cr6
100Cr6
100Cr6
100Cr6

6 of 6 reviews

Average rating of 5 out of 5 stars


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6 July 2024 12:45

Review with rating of 5 out of 5 stars

Billiger hätte ich diesen Prüfdorn in dieser

Billiger hätte ich diesen Prüfdorn in dieser Qualität nirgends bekommen.

6 October 2022 12:21

Review with rating of 5 out of 5 stars

Nützliches Hilfsmittel

Die Verarbeitung ist ordentlich und masshaltig. Für meine Anwendung musste ich allerdings den Konus etwas kürzen weil meine Maschine die kurze MK4 Variante benötigte. Die Arbeit war aber unproblematisch auszuführen.

15 September 2022 11:41

Review with rating of 5 out of 5 stars

ALLES OK

ALLES OK

23 June 2022 10:08

Review with rating of 5 out of 5 stars

Sauber verarbeitet, wie erwartet.

Sauber verarbeitet, wie erwartet.

25 March 2022 20:11

Review with rating of 5 out of 5 stars

Drehmaschine Überholt

Preis/Leistungsverhältnis Sehr gut ich konnte damit meine Drehmaschine überprüfen und anschliessend instansetzten habe die Spindellager gewechselt China Kegelrollenlager raus und Deutsche reingebaut läuft jetzt Exzellent dank diesem Prüfdorn.

19 March 2022 10:00

Review with rating of 5 out of 5 stars

Prüfdorn MK4

Preis Leistung stimmt auch hier soweit ich das beurteilen kann. Sehr schön und genau verarbeitet passt alles 👍

Information on the manufacturer (information obligations under the GPSR Product Safety Regulation)
Paulitschek Maschinen- und Warenvertriebsgesellschaft mbH
Zeppelinstraße 3
89231 Neu-Ulm, Deutschland
+49 731 23232
support@paulimot.de