Parallel mbili Screw mashine
Screw kipenyo: Φ50mm-φ290mm
Uwiano wa urefu: 16-35
Specifications: Φ50/2 (2 inawakilisha screw mbili), Φ65/2，Φ80/2，Φ90/2，Φ105/2，Φ125/2，Φ130/2，Φ150/2，Φ180/2，Φ200/2
Screw compression ratio inaweza kubuni kulingana na bidhaa tofauti na formula tofauti

Vifaa vya msingi na michakato
1) Ubora wa juu 38CrMoAlA (JIS SACM645), 42CrMo (AISI 4140), 4Cr5MoSi V1 (JIS SKD-61), nk
2) Vifaa vya ubora wa poda ya chuma
3) baridi, joto sugu, kuvutia kuvutia spraying chuma ngumu mchakato
4) Advanced nitrogenation mchakato

vigezo kiufundi：
Ugumu wa urekebishaji: HB260-290 °
Ugumu wa nitride: HV900-1100HV
kina nitride: 0.50mm-0.80mm
Vurugable nitride: ≤ 1 kiwango
Usahihi wa uso: Ra 0.4
Screw moja kwa moja: 0.015mm
Ugumu wa safu ya uso ya chromium baada ya nitridation: ≥900HV
Unene wa safu ya chromium: 0.05-0.10mm
Ugumu wa alloy mbili: HRC56-70
kina cha alloy mbili: 0.8-2.0mm