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Laizhou Shengda Plastic Machinery Co., Ltd.
Professional Manufacturer of Plastic Recycling, Extrusion & Pelletizing Machinery in Shandong, China
Recycling Machine
Pelletizing Equipment
Shredder & Crusher
Washing Line
OEM & ODM
Address: Laizhou City, Shandong Province, China
Founded: 2005 | Enterprise Type: Manufacturing Enterprise | Status: Active
OEM & ODM Accepted
Energy Saving
High Output
Global Export
Company Overview
Established in 2005, a professional manufacturer focusing on plastic machinery for more than 18 years.
Located in Laizhou, Shandong Province, a renowned plastic machinery manufacturing cluster in China.
Specialized in R&D, production and sales of plastic extrusion lines, pelletizing machines, shredders, crushers and complete recycling systems.
Adopts advanced PLC control and servo drive technology to ensure stable operation and low energy consumption.
Provides high-quality equipment for processing PE, PP, PS, ABS, PET, PVC and other thermoplastic materials.
Products widely used in plastic recycling, pipe/profile extrusion, pellet production, film blowing and waste treatment industries worldwide.
Core Products
| Category | Main Equipment | Features | Applications |
|---|---|---|---|
| Plastic Recycling Washing Line | Shredder, crusher, friction washer, rinsing tank, dryer, agglomeration unit | High capacity, automatic dewatering, advanced friction washing, low power consumption | PE/PP film, rigid plastic, waste packaging, agricultural film recycling |
| Pelletizing Machine | Single-screw extruder, die face cutter, water ring pelletizer, centrifugal dryer | Stable pellet size, efficient cooling, easy operation, suitable for various materials | Recycling granulation, compounding, masterbatch production |
| Plastic Extrusion Line | Conical twin-screw extruder, die, calibrating tank, haul-off, cutter | High plasticizing capacity, uniform output, long service life, energy saving | PVC pipe, profile, sheet, WPC production |
| Crusher & Shredder | Heavy-duty crusher, single-shaft shredder, granulator | Thickened blade, durable structure, low noise, easy maintenance | Lump material, pipe, pallet, drum crushing and size reduction |
Production Equipment
• CNC lathe and milling machines for precision parts manufacturing
• Automatic welding and assembly lines for extruder barrels and screws
• Vacuum hardening and nitriding treatment furnace for screw elements
• Dynamic balance testing machine for high-speed rotating parts
• PLC and electrical control cabinet assembly workshop
• Complete machine load test platform and quality inspection station
Quality & Certifications
Strict quality control system covering raw material inspection, manufacturing process and final testing.
100% factory load test and performance check before shipment.
Uses high-quality alloy steel, bearings and motors from well-known brands.
Certified with ISO9001:2015 quality management system.
CE certification available for European market projects.
Complete quality traceability system with production batch records.
Technical Advantages
– Professional R&D team with over 15 years of experience in plastic machinery design.
– Optimized screw geometry and L/D ratio design for better plasticizing and output.
– Intelligent PLC control system with remote monitoring and diagnostics capability.
– Energy-saving design reduces power consumption by up to 20% compared to traditional models.
– Customizable machine configuration for specific material and capacity requirements.
– Continuous technical improvement based on customer feedback and market trends.
Cooperation & Trade Terms
MOQ: 1 set for standard machines
Lead Time: 15-30 working days for standard models
Payment Terms: T/T 30% deposit, 70% before shipment; L/C at sight accepted
Delivery Terms: FOB Qingdao, CIF available by negotiation
Warranty: 12 months warranty + lifelong technical support and spare parts supply
Packing: Standard export wooden case with moisture-proof and anti-rust treatment
Service & Support
Free technical consultation and project feasibility analysis for global customers.
Customized machine design and production based on customer raw materials and output requirements.
Professional installation and commissioning guidance via video call or on-site service.
24/7 online after-sales support and troubleshooting assistance.
Extensive spare parts inventory for fast delivery worldwide.
Regular maintenance guidance and machine upgrade suggestions.
Market & Customers
Long-term cooperative partners with domestic plastic product manufacturers and recycling plants.
Products sold to 30+ provinces in China and exported to overseas markets.
Main export regions: Southeast Asia, Middle East, Africa, South America and Eastern Europe.
Supplied a complete PE film recycling washing line to a customer in Malaysia in 2024, with output of 500kg/h and stable operation for over 10 months.
Delivered a customized PVC pipe extrusion line to a construction company in Nigeria in 2025, achieving 800kg/h production capacity.
High recognition from international customers for reliable machine performance and prompt service.
Why Choose Us?
18+ years of professional experience in plastic machinery manufacturing industry.
Factory direct price with high cost performance and no middleman profit.
Durable equipment with high output, low maintenance and energy saving.
Strong customization ability to meet different material, capacity and automation needs.
Complete export service including shipping, customs clearance and documentation.
Trusted long-term partnership with satisfied customers around the world.