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Ball sealing plugs

Ball sealing plugs Reliable sealing of cooling channels The homogeneous cooling of a tool plays a key role in the quality of the final product. Appropriate cooling channels ensure controlled and targeted heat dissipation during production....

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KNARR International

KNARR international Events in Portugal & Slovenia Innovative technologies, maximum precision and many years of expertise – we take our solutions directly to you. At our international events, we present what state-of-the-art mould making...

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Positioning wedges

Positioning wedges Easy positioning of the mould insert In the case of moulds with interchangeable inserts, positioning wedges ensure high-precision installation positioning and at the same time allow the necessary clearance for easier...

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System compression springs

for different loads System compression springs absorb forces when they are compressed, which they release again when they are relaxed. They thus act as a mechanical energy store. Springs are used in tool making – especially in die making...

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May of Trade Fairs

May – A Month of Trade Fairs Review Over the past three weeks, our sales teams have been on site for you in Stuttgart (Moulding Expo), Bad Salzuflen (KuTeNo) and Kielce (Plastpol). We would like to thank all our visitors who come by our...

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Ejector accelerator

Ejector accelerator Now also available for Ø 2.0 – 2.2 mm The ejector accelerator (30141) is considered a simple and worthwhile standard solution, especially for plastic parts that are difficult to demould. The rocker-like design of the...

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Case Study Claus Groth – Latch Locks

Groth Kunststofftechnik relies on KNARR for demoulding complex parts When it comes to demoulding complex undercuts, mould makers often use multi-level tools. The mould makers at Groth in Vlotho rely on the high-quality latch locks from...

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Transport lock

Transport lock for ejector set The primary function of transport locks is, of course, to protect moulds during transport. The moving parts in particular might cause shocks and vibrations that can lead to inaccuracies or even serious...

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Screw and sealing plugs with O-rings

Screw and sealing plug with O-ring NEW: Stainless steel version with high temperature restistant O-ring In order to avoid distortion of the plastic part, a homogeneous temperature balance in the mould is crucial. The positioning of the...

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Eye bolts for all applications

Eye bolts for all applications Lifting & rigging accessories at KNARR Eye bolts are used when large loads are moved.The ring or eye bolt owes its name to the ring-shaped eyelet. As so-called lifting and rigging equipment, they establish...

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