Your roadmap to individual venting Venting solution for flat ejectors, shouldered ejector pins and ejector sleeves KNARR’s manufacturing techniques also enable the new venting variant for other areas of ejection technology such as flat ejectors,...

The next generation of venting Mould optimisation through cavity venting Often, air or gasses are produced during the injection moulding process that must not be trapped in the cavity under any circumstances. Otherwise, cavities are created which...

Sprue holding pins Different types available Regardless of the type of sprue holding pin used, there is a standardised undercut at the end of the shaft. With its help, the solidified plastic is retained in the sprue runners. This ensures that...

SALE 2024 / 2025 01.10.2024 – 28.02.2025 As the year is coming to an end, take your chance to increase your process reliability! Our date stamps with latching function will make a direct contribution. Unintentional movements of the insert...

3+1 – THREE „THICK“ ONES AND A „THIN“ ONE GUIDE PILLARS FROM KNARR Guide pillars are used to centre the two mould halves when the mould is closing. The pillars, which are usually placed at the nozzle side of the mould, are often installed...

FreeLub bushings also in Ø40 mm The recirculating ball bushing has long since replaced the previous ball guide unit – consisting of a bushing and a roller cage. The small installation space, a very high load capacity and unlimited stroke lengths...