DUOSCHLIFF 3000 H

Precision, cutting and grinding machine The DUOSCHLIFF 3000 H (900145) allows finishing of cylindrical and shouldered ejector pins, flat ejectors, profile and cutting punches as well as ejector sleeves etc. in a simple and effective way. One...

Continue reading

Welcome to KNARR

A warm welcome to our new trainees! Carina Meister started her apprenticeship as an industrial clerk on 01.09.2020. As a new trainee as a euro-industrial clerk, we would like to welcome Moritz Müller. Hannes Dietel, Hannes Weiß and Dennis Degel...

Continue reading

Cool crossing

The cool crossing allows the crossing of cooling channels at the same level. An optimal homogeneous temperature distribution minimizes the plastic part warpage. The cool crossing in diameters 6 mm, 8 mm, 10 mm is directly available as stainless steel...

Continue reading

Trainee Project 2020

Engineering of a V6 Model Apart from a trainee’s diversified working schedule at KNARR, we as trainees regularly receive cross-departmental projects that require both the commitment of the industrial and the commercial apprentices. This year the...

Continue reading

Wear- and Shim Plates

Optimal distribution of the closing pressure A stable, permanently high-quality production of plastic parts is also a matter of the closing pressure. In order to avoid burrs, in the cavity area, the closing pressure is often at its maximum. Hardened...

Continue reading

Deflection element for cooling

The brass deflector allows space-saving installation and in particular the retrofitting of ejector or contour pins despite crossing the cooling circuit. While a taper on the temperature-resistant FKM reel allows for the correct flow volume, the ejector...

Continue reading

Thermal insulation boards

More safety with increased tool efficiency The melting of thermoplastic materials requires temperatures of several hundred degrees Celsius. In many cases, thermal separation of the injection-moulding machine from the mould mounted in it is essential,...

Continue reading

Stepless ejector sleeves

Increased productivity and minimized risk of breakage KNARR plays a pioneering role in the production of stepless ejector sleeves. More than 20 years have passed since the first patented ejector sleeves conquered the market. Solid experience and...

Continue reading

Flat ejectors from KNARR

 Wide range of standardized options for every application Flat ejectors prove to be extremely beneficial in constructively critical areas. Ribs on the plastic part can be demoulded without any problems, to name just one advantage. The classic,...

Continue reading

High-precision measuring pins

Single pins or complete sets in two tolerance classes High-precision measuring pins are used for quick and inexpensive verification of various drill hole properties. In particular, hole tolerances, drill hole distances or the angularity of holes...

Continue reading