| Multi-Layer Extrusion Barrel | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| We offer following specifications in bimetallic barrels: | |||||||||
| BASE MATERIAL | |||||||||
| 42CrMo(AISI 4140) 38CrMoAIA(EN-41B) |
|||||||||
| DIMENSIONS | |||||||||
| Barrel Inner Diameter Maximum Barrel Length(Single Part) Barrel Straightness Barrel Bore Tolerance Barrel Bore Roughness |
15-200 mm 5000 mm 0.015 mm/m H7 Ra 0.001 |
||||||||
| HEAT TREATMENT | |||||||||
| Hardening & Tempering(Toughening) | 285-345 HV (Hardness) | ||||||||
| Gas Nitriding |
|
||||||||
| BI-METALLIC COATINGS | |||||||||
| Type | Characteristics | Alloy | Hardness(HRC) | Base Material | Layer Inlay | ||||
| Wc-Based | Abrasion Resistance | Wc+Cr+B+Co | 58-64 | 4140/EN-41B | 1.5-3 mm | ||||
| Ni-Based | Corrosion Resistance | Ni+Cr+B+Co | 50-58 | 4140/EN-41B | 1.5-3 mm | ||||
Multi-Layer Extrusion Barrel