≥1 piece |
Screws for inflating food extruders
1.Single Dia: 65--100mm
2.Materials: Alloy-steel of high quality
1)38 CrMoAlA(JIS SACM645)
2)42 CrMo(AISI 4140)
3.Advantage: Nitrided screw,low price,easy produced,long lifetime