HDPE LDPE Twin Screw And Barrel For Plastic Extruder Machine Plastic Injection Molding Machine
1 . Description
Working Attitude---- Every employee at BLOOM is a good team player. We have enthusiasm on our jobs and we do our jobs seriously and responsibly, every employee wants to do the best to contribute to our company's growth at HAIJIA.
Quick Response---- Our sales team is well-trained with good qualifications and is passionate and ambitious, we respond quickly and efficiently.
Technical Capabilities ----- We have a group of experienced and creative engineers, they help to solve customers' technical problems with their expertise and they do excellent jobs in designing new screw and barrel to achieve superior performance of the screw and barrel.
Good Products ----- As an ISO certified enterprise since 2019, we established complete quality control system and step by step, we implement the system thoroughly from the first production process to final products now. Every production process in under strict inspection to ensure that only qualified products are sent to our customers.
After Service-----We archive every customer from the beginning of our cooperation and we will follow up till customers receive our products and trial them with no problem. If by any chance you meet any problem on our products, our after service team will work out solution efficiently. And we could send engineer to your place under necessary circumstance no matter you are in China or abroad.
If you don't see the specific type of screw barrel you need here, pls contact us by email or by phone, we will find out solutions according to your requirements within 12 hours.
2 . Specification:
24/52,35/76,45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188,105/213
The above are standard specifications, we can customize according to customers' requirements.
The compression ratio of screws can be designed according to different products and ingredients
Material cutting→peeling→hardening and tempering→rough turning→qualitative→semi fine turning→qualitative→nature stabilizing grinding→grinding→nitrogenization→lapping finish→CNC thread lathing→polishing till realize end product
3 . Technical Information
Base Materials:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)
4)9Cr18MOV
5)HPT
Bimetallic alloy materials:
1)Fe-based alloy
2)Ni-based alloy/Deloro alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide
Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Warranty and service: 1 year
4 . Materials
Screw and barrel materials used 38CrMoALA steel,the quenching and tempering,qualitative, nitrogen,a polishing process,refined,with long life,wear resistance,good corrosion resistance,etc.,it can be used to replace foreign advanced equipment and Equipment domestic high-performance devices.
Specifications: Φ20mm- Φ300mm
Aspect ratio: L / D = 15-65
Materials and Technology:
1. 38CrMoALA nitriding treatment
Nitriding depth: 0.5-0.8mm, nitriding hardness: HV > 920
2. 42CrMo plating: high frequency quenching + plating/bimetal PTA+ plating
Chromium plating hardness: greater than or equal to HV800, thickness 0.03-0.05mm, roughness Ra0.2um
3. SKD61 conditioning, vacuum quenching and integral hardening treatment
Hardness index: HRC > 55-58, straightness 0.015mm/m, roughness ra0.4um
4. 9Cr18Mov vacuum quenching, CNC circular grinding
Hardness index: HRC > 50-55, straightness 0.015mm/m, roughness ra0.4um
5. hard chromium plating Specifications:
Chrome plating thickness: 0.05-0.10mm, chrome layer hardness: HV≥960
