Screw components :
Convenient interchangeability by agile combination.
Fulfill efficient self-cleaning, transmission, compounding, pressure-forming, etc.
Be made of high tool speed W6Mo5Cr4V2, or anti-corrosion steel 38CrMoAIA by special treatment.
Depth of Nitrated Layer | 0.5-0.8mm |
Hardness of nitration | 900-1020Hv |
Fragility of nitration | Less than grade 1 |
Surface Hardness of Nitrated Cr coating layer | ≥950Hv |
Hardness of Bimetallic Layer | HRC55°-72° |
Thickness of Cr-coating Layer | 0.03-0.08mm |
Depth of Bimetallic Layer | >2mm |
Our machine is fisrt painted with anticorrosive oil, and then wrapped in the plastic film before it is finally packed in the wooden case.
Company Information
Nanjing Haisi Extrusion Equipment Co., Ltd. has a professional sales team, personal contact with customers, regular reminders and solve installation, maintenance, repair and other problems encountered by customers in the mechanical operation of the equipment failure analysis and quick to do the maintenance program, in any country and region can get our professional and technical personnel of the most timely and quality service.
Ce and ISO 9001 Certificates
Service Stystem
Before-sale
• Introduce products in detail • Recommend suitable solution • Offer test
During manufacturing
• Provide layout and engineering conditions • Offer screw plan and related documents
• Inform the project processing status • Insure the product designed in accordance with technical document
After-sale
• Provide installation, commissioning and training • Offer spare parts
• Provide necessary technical support and update information.
1. Q: How about Haisi?
R: Nanjing Haisi Extrusion Extrusion Equipment Co., Ltd. is a High-Tech company. Our firm is composed of a strong team which has substantial experience in R&D, manufacture, technique and service, and has specialized in extruder industry for ten years, leading screw barrel manufacturer in China.
2. Q: What's Haisi capacity?
R: Our company is in strict accordance with CE and ISO9001 quality certification system. there are over 200 models of extruders and spare parts.
3. Q: What's the delivery time?
R: For regular size, we have finished stock and semi-finished stock, 2 weeks max are enough for customized, normally 3~4 weeks.
4. Q: Where is Haisi factory and how to reach there?
R: At Lishui, Nanjing, Jiangsu Province. If you want to visit us, we can pick you up in the airpor or train station.
5. Q: How to contact with us?
R: Plz reply to me directly if you have any question.