This page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.

Sincere Extruder Logo

Qingdao Sincere Machinery

Plastic Equipment Professional Manufacturer

Advanced Plastic Extrusion Solutions

High-performance pipe, sheet, and profile production lines engineered for durability, efficiency, and global compliance.

Explore Products Contact Us
HDPE Pipe Production Line
Factory in Qingdao

About Qingdao Sincere Machinery

Located in the beautiful coastal city of Qingdao, our company integrates research and development, design, manufacturing, production, and technical services into one high-tech enterprise specializing in plastic machinery.

We are a professional manufacturer of plastic extrusion equipment with products exported to Russia, Southeast Asia, the Middle East, Africa, and over 50 countries worldwide.

  • Over 15 years of industry experience
  • ISO and CE certified production lines
  • Custom engineering & turnkey solutions
  • 24/7 multilingual technical support

Our Product Lines

We offer a comprehensive range of plastic extrusion machinery for pipes, sheets, profiles, recycling, and more — all built to international standards.

HDPE Winding Reinforced Krah Pipe Line

HDPE Winding Reinforced Krah Pipe Line

High-strength large-diameter pipe line for water, gas, and drainage applications with excellent ring stiffness and corrosion resistance.

  • Diameter: 300–2600 mm
  • Material: HDPE
  • Output: Up to 1200 kg/h
Double Wall Corrugated Pipe Line

Double Wall Corrugated Pipe Line

Efficient production line for HDPE/PVC double-wall corrugated pipes used in drainage, cable protection, and construction.

  • Diameter: 50–1200 mm
  • Speed: Up to 30 m/min
  • Power: 90–300 kW
UPVC/PVC-C Pipe Extrusion Line

UPVC/PVC-C Pipe Extrusion Line

Precision line for pressure pipes in water supply, chemical transport, and industrial applications with high impact strength.

  • Diameter: 16–630 mm
  • Material: UPVC, PVC-C
  • Design: Twin-screw, computerized
PPR Pipe Production Line

PPR Cold/Hot Water Pipe Line

Complete line for PPR pipes used in plumbing, heating, and sanitary systems. High thermal stability and long service life.

  • Diameter: 20–160 mm
  • Standards: ISO 15874, DIN 8077/8078
  • Capacity: 50–300 kg/h
Silicon-core HDPE Pipe Line

Silicon-core HDPE Pipe Extrusion Line

Specialized line for telecom ducts with low friction inner layer for easy cable pulling and long-term durability.

  • Diameter: 20–110 mm
  • Core: Silicone-coated inner layer
  • Application: Fiber optic cable protection
Plastic Recycling Pelletizing Line

Plastic Recycling & Pelletizing Line

Turn waste plastic into reusable granules. Ideal for LDPE, HDPE, PP, and mixed film recycling with high output.

  • Capacity: 100–1000 kg/h
  • Process: Wash, dry, extrude, pelletize
  • Automation: Full PLC control
PVC WPC Profile Line

PVC WPC Profile Production Line

Produce wood-plastic composite profiles for decking, fencing, and interior applications with natural wood texture.

  • Material: PVC + wood flour
  • Profiles: Sheets, boards, decking
  • Output: Up to 300 kg/h
Large Diameter HDPE Pipe Line

Large Diameter HDPE Pipe Production Line

For municipal water supply, sewage, and industrial pipelines. High-speed extrusion with precision sizing and cooling.

  • Diameter: 315–1200 mm
  • Pressure Rating: PN6–PN16
  • Standard: ISO 4427

Why Choose Sincere Machinery?

Engineered for performance, reliability, and global compliance.

Industrial Expertise

Over 15 years of experience in plastic extrusion technology with continuous R&D innovation.

Global Reach

Equipment exported to 50+ countries including Russia, Middle East, Africa, and Southeast Asia.

Certified Quality

All machines meet ISO, CE, and international safety and performance standards.

24/7 Support

Multi-language technical team available via WhatsApp, Skype, WeChat, and email.

50+

Countries Served

200+

Machines Installed

15+

Years Experience

98%

Customer Satisfaction

Frequently Asked Questions

What types of plastic pipes can your machines produce?
Our production lines support HDPE, PPR, PVC, UPVC, PVC-C, PE, PP, and silicon-core HDPE pipes for water, gas, drainage, telecom, and industrial use.
Do you offer custom machine designs?
Yes, we provide full customization based on your material, output, diameter, and automation requirements. Our engineers will work with you on turnkey solutions.
What is the delivery time for a production line?
Typical delivery time is 45–60 days after order confirmation, depending on the complexity and customization level of the line.
Do you provide installation and training?
Yes, we offer on-site installation supervision, operator training, and commissioning support. Remote video assistance is also available.
What certifications do your machines have?
Our machines are CE and ISO certified. We comply with international safety, electrical, and mechanical standards for global deployment.

Get in Touch

Contact our team for quotes, technical support, or custom solutions.

Contact Person: Ekaterina Sun

Mobile/WhatsApp: +86-15726275773

Email: [email protected]

Alternative Email: [email protected]

Address: No.15 Jiangsu Road, Beiguan Industrial Park, Jiaozhou, Qingdao, China

Visit Official Website
China Quality Suppliers fobcompany.info

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact [email protected] via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者 不想被fobcompany.info收录 请用企业邮箱联系[email protected] 取消收录 我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact [email protected]

如果您是其他域名合作 也请联系[email protected]