Compatibility of the alloys (cylinder-screw)

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CYLINDER HARDNESS CHARACTERISTICS COMPATIBLE SCREW APPLICATIONS
NITRIDED 67 / 70*
HRC
Abrasion: MEDIUM
Corrosion: LOW
Nitrided, Stellite 6 and12, Colmonoy 56, PENA 160,PENA 170,thru-hardened. ABS, PE, PP, PS, PC with moderate abrasive loads without corrosive agents
BIMETAL
PENA-30 (Fe)
60 / 64
HRC
Abrasion: MEDIUM
Corrosion: LOW
Nitrided, Stellite 6 and 12, Colmonoy 56, PENA 160, PENA 170, thru-hardened. PA, ABS, PE, PP, PS, PC till 30% with moderate abrasive loads without corrosive agents.
BIMETAL
PENA-40 (Fe/Cr)
64 / 69
HRC
Abrasion: MAXIMUM
Corrosion: MEDIUM
Nitrided, Stellite 12, Colmonoy 56, PENA 160, PENA 170,thru-hardened, PM thru-hardened. PMMA, PC, PVC hard, PET, PA, PS, PBT, LDPE, HPDE with maximum abrasive loads and moderate corrosive agents.
BIMETAL
PENA-50 (Ni/Co)
50 / 54
HRC
Abrasion: MEDIUM
Corrosion: MAXIMUM
Nitrided, Stellite 12, Colmonoy 56, PENA 160, PENA 170, thru-hardened, Hastelloy C276 PFA, PVC-C, EVAL, FEP, PVDF, ECTFE, ETFE, PTFE Silicone with moderate loads and corrosive agents.
BIMETAL
PENA-68 (Ni/Cr)
52 / 59
HRC
Abrasion: MEDIUM
Corrosion: MAXIMUM
Nitrided, Stellite 12, Colmonoy 56, PENA 160, PENA 170, thru-hardened, Hastelloy C276 PFA, PVC-C, EVAL, FEP, PVDF, ECTFE, ETFE, PTFE Silicone with moderate loads and corrosive agents.
BIMETAL
PENA-69 (Ni/Cr/WC)
52 / 60
HRC
Abrasion: VERY HIGH
Corrosion: MAXIMUM
Colmonoy 56 and 83, PENA 160, PENA 170,PENA 175, thru-hardened and PM thru-hardened. PBT, PEEK, ABS, PC, PMMA, PVC, PA Silicone with high charged loads and corrosive agents.
BIMETAL
PENA-80 (Ni/Cr/WC)
Carbide
2160 HV
Matrix
900HV
Abrasion: EXCELLENT
Corrosion: EXCELLENT
Colmonoy 56 and 83, PENA 160, PENA 170, PENA 175, thru-hardened and PM thru-hardened. PBT, PEEK, ABS, PC, PMMA, PVC, PA with maximum abrasive loads and maximum corrosive agents.
* Dureza decreciente en una capa de 0,5 mm útil.