BALL NRV

The special closing design allows for more precise injection and easy maintenance.

• More precise injection
• Suitable for large diameters or plasticizing units with high L/D ratio
• Helps keep the screw on its axis inside the barrel
• Lower wear and tear of the components
• Possibility to repair the parts and extend their lifespan

3-PIECE MIXING NRV

• High mixing efficiency of melts
• Self-cleaning function
• Easy colour change
• Minimum loss of injection preasure

3 PCS NRV – CARRIED CHECK RING (CASTLE RING)

• Faster (more accurate) closing
• Thanks to the ring design, the tip of the screw is not worn out
• The ring moves only horizontally
• Better control of high back pressure applications

3 PCS NRV – UNCARRIED CHECK RING

• Suitable for processing materials with abrasive fillers
• Lower barrel wear
• Univerzal design