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| Technical Information for bimetallic screw cylinder | |||
| Main Base materials | 1.38CrMoAlA (SACM645) | Main Alloy Materials | 1. Ni-based alloy/Deloro alloy |
| 2. SKD-61 (Special Tool Steel) | 2. Tungsten carbide/Wolfram carbide | ||
| 3. 42CrMo (Ultrahigh StrengthSteel) | 3. NiCo-based alloy | ||
| 4. DC53 (Cold WorkDie Steel) | 4. Fe-based alloy | ||
| 5. W6Mo5Cr4V2 (High-SpeedToolSteel) | 5. Co-based alloy | ||
| Processing Technics | 1. Heat treatment | Technical parameters | Nitriding layer depth:0.5-0.8mm |
| 2. Quenching | Nitrided hardness:900-1000HV | ||
| 3. Nitriding treatment | Bimetallic layer depth:3 mm | ||
| 4. Bimetallic alloy welding for screw | Bimetallic hardness:57~69HRC | ||
| 5. Bimetallic alloy centrifugal casting for barrel | Hard-chrome plating hardness after nitriding:≥950HV | ||
| 6. Hard-chrome electroplating | Chrome-plating layer depth:0.03-0.09mm | ||
| Linearity of screw:0.015mm | Surface roughness:Ra 0.4 | ||
| Production scope: |
| Screw diameter Φ15~Φ500 |
| Maximum screw length 10,000mm |
| Barrel inner bore diameter Φ500mm |
| Mold Clamping Force 100KN-35000KN |
| Shot Weight 30-30000g |
| Screw can be mated with different heads. Barrel can be mated with different nozzles. |
| Main Base materials |
| 1.38CrMoAlA (Nitriding Steel) |
| 2. SKD-61 (Special Tool Steel) |
| 3. 42CrMo (Ultrahigh Strength Steel) |
| 4. DC53 (Cold Work Die Steel) |
| 5. W6Mo5Cr4V2 (High-Speed Tool Steel) |
| 6. HPT |
| Main Alloy Materials |
| 1. Ni-based alloy/Deloro alloy |
| 2. Tungsten carbide/Wolfram carbide |
| 3. NiCo-based alloy |
| 4. Fe-based alloy |
| 5. Co-based alloy |
| Processing Technics |
| 1. Heat treatment |
| 2. Quenching |
| 3. Nitriding treatment |
| 4. Bimetallic alloy welding |
| 5. Bimetallic alloy centrifugal casting |
| 6. Hard-chrome electroplating |
| Technical parameters |
| Nitriding layer depth:0.5-0.8mm |
| Nitrided hardness:900-1000HV |
| Nitrided brittleness:under grade 1 |
| Surface roughness:Ra 0.4 |
| Linearity of screw:0.015mm |
| Hard-chrome plating hardness after nitriding:≥950HV |
| Chrome-plating layer depth:0.03-0.09mm |
| Bimetallic layer depth;3 mm:3 mm |
Ningbo JAIHO Machinery Co.,Ltd.(JAIHO Group) | Address:Room 3-11,Green Apple Business Plaza,NO.672,Yongfeng West Road,Haishu District,Ningbo City | Tel: 0574-87359334
Fax: 0574-89086758 | E-Mail: thomas@jaihogroup.com.cn Website: www.jaihogroup.com.cn