we manufacture and deliver in the following variants:
- nitrided screws
- hardened screws EXTRA
- hardened screws EXTREM
- hardened screws CPM
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Screws for injection moulding machines
- NITRIDED screws - basic variant suitable for processes without the addition of glass fiber and other additives
| Diameter in mm | Lenght (max.) in mm | Nitrided layer depth in mm | Weld thickness in mm | Hardness |
| 20 ÷ 750 | 6000 | 0,5 ÷ 0,7 | - | 950 ± 80 HV |
- HARDENED screws EXTRA – suitable for processes with higher wear resistance requirements, for processing materials with glass fiber content up to 30%
| Diameter in mm | Lenght (max.) in mm | Nitrided layer depth in mm | Weld thickness in mm | Hardness |
| 20 ÷ 750 | 3500 | - | 1,5 ÷ 2,5 | 56 ÷ 60 HRC |
- HARDENED screws EXTREM - suitable for processes with high wear resistance requirements, for processing materials with glass fiber content of over 30%
| Diameter in mm | Lenght (max.) in mm | Nitrided layer depth in mm | Weld thickness in mm | Hardness |
| 20 ÷ 750 | 3500 | - | 1,5 ÷ 2,5 | 60 ÷ 64 HRC |
- HARDENED screws CPM
| Diameter in mm | Lenght (max.) in mm | Nitrided layer depth in mm | Weld thickness in mm | Hardness |
| 20 ÷ 750 | 3500 | - | Hardened throughout the whole cross-section | 58 ÷ 61 HRC |