Product Description
Introducing the QDPP Integrated Sewage Treatment Equipment
I. Product Definition
Experience the pinnacle of modern engineering with the QDPP Integrated Sewage Treatment Equipment, an unparalleled marvel from Shandong Zhongqiao Enlightenment Environmental Protection Equipment Co, Ltd. This extraordinary machinery, meticulously crafted from cutting-edge high-molecular materials, offers unmatched durability and exceptional performance with its seamlessly engineered tank design. Our dedicated research and development team has skillfully integrated the most advanced Western technologies to cater to the unique sewage treatment needs of rural China. This endeavor has led to a comprehensive suite of integrated solutions, featuring the sophisticated Zhong Qiao Tank Horizontal Tank A/B, Vertical Tank A/B, and the revolutionary Hollow Tank, each embodying the highest standards of innovation and excellence.
II. Superior Raw Materials
Our unwavering commitment to superior quality shines through in our choice of high-modulus polypropylene as the foundation of our underground drainage and wastewater systems. With an exceptional elastic modulus of ≥1500 MPa, far surpassing HDPE's 800 MPa, it ensures outstanding ring stiffness and robust structural integrity, essential for high-performance applications.
Polypropylene distinguishes itself as a non-toxic, odorless material, characterized by a highly crystalline structure and ultra-light density of 0.90-0.91 g/cm³. Its superior water stability is proven by an absorption rate of merely 0.01%. Furthermore, with molecular weights ranging from 80,000 to 150,000, polypropylene excels in molding versatility and offers a sleek, polished finish, making it the material of choice for a vast array of applications.
The chemical stability of polypropylene is outstanding, enabling it to withstand various chemicals; only caution is needed with concentrated sulfuric and nitric acids. While it may react with certain hydrocarbons, its enhanced crystallinity boosts its chemical resistance, making it the ideal choice for crafting durable, corrosion-resistant components across countless applications.
Being non-toxic and odor-free, polypropylene surpasses low-density polyethylene with its superior strength, stiffness, and heat resistance, maintaining excellent performance even near 100°C. Its exceptional dielectric properties and high-frequency insulation remain unaffected by moisture, making it versatile for a wide range of industrial and commercial applications.
Displaying remarkable resistance to common acids, bases, and organic solvents, polypropylene is perfectly suited for food-grade utensil applications where both safety and durability are paramount.
PPH, known for its high molecular weight and low melt flow homopolypropylene, is further enhanced through β-modification, resulting in a finely crystalline structure that boosts its chemical and temperature resistance, creep resistance, and impact resilience at low temperatures. This makes it the ideal choice for the most demanding environments.
III. Distinctive Characteristics
1. Safety First
The tank is manufactured using a spiral extrusion winding-one-time forming technology. The tank is formed directly from granular raw materials through molds, achieving a seamless, one-piece structure.
2. Durability |
The raw materials include UV-resistant and anti-aging additives, addressing the issue of short outdoor service life for plastic equipment and significantly extending its lifespan.
3. Economic Efficiency |
The tank can have a thickness of over 80 mm, with a tapered cross-section. The thickness can be increased in areas with greater stress at the lower part of the tank, optimizing the use of materials where needed.
4. Corrosion Resistance
It exhibits excellent resistance to various acids and bases and can store most organic and inorganic acids, bases, salts, and some organic solvents (see the corrosion data sheet for details).
5. Flexible and Convenient Installation Lightweight, easy to install and maintain, non-toxic, non-scaling, and non-contaminating. It is user-friendly, customizable according to customer needs, and allows for flexible overall installation. 6. Wide Application Range |
Our expertly designed equipment is meticulously crafted to serve a diverse array of industries, including wastewater management,
air pollution control, the rapidly advancing lithium battery sector, chemical processing, metallurgy, electroplating,
textile production, dye industries, environmental conservation, oil refinement, electronics, pharmaceuticals, food processing, oil extraction, light industry, acid production, and acid cleaning,
as well as battery material manufacturing. This demonstrates the equipment's versatility and broad applicability across a multitude of industries.
IV. Aesthetic and Functional Design
Equipment Color Scheme: Predominantly light gray, with customizable color options available to cater to diverse aesthetic preferences and enhance visual appeal.
Structure Variants: Offered in both solid wall and hollow configurations to meet specific application requirements, ensuring adaptability and optimal performance.
V. State-of-the-Art Production Process
Step confidently into a new era with the High-Efficiency QDPP Integrated Sewage Treatment Equipment, a marvel of modern technology. Expertly crafted through an innovative one-time molding and multi-winding technique, this equipment epitomizes both reliability and pioneering innovation. Featuring wall thicknesses from 10 to 80 mm, this method integrates base layering, cooling, and crystallization, followed by stress-relief and reheating stages. This meticulous process adapts seamlessly to diverse tank joint specifications and structural demands, ensuring an unparalleled dependability that redefines industry benchmarks.
VI. Expert Welding Process
Experience precision and resilience like never before with our unrivaled external welding process. Utilizing cutting-edge imported automatic extrusion welding machines, this breakthrough technology creates expansive, robust welds at crucial stress points, producing a flawless fusion in a single fluid motion. By employing premium PPH pellets that match the tank's material, we thermally fuse them at the seams to form an indestructible bond. This ensures superior durability and strength, offering enduring peace of mind and unmatched performance.
Distinguished Characteristics:
1. Our state-of-the-art mechanized process guarantees exceptional stability and consistency, enhanced by advanced automation. This ensures superior product quality that you can rely on without hesitation.
2. Our expertly crafted weld seams align perfectly with the product's stress dynamics, ensuring optimal structural integrity and unwavering reliability, granting you complete peace of mind.
3. Renowned for its outstanding structural integrity, this product features seamlessly integrated welds within the tank, offering unrivaled corrosion resistance and flawless leak-proof performance, setting new industry durability standards.
4. Enjoy reduced flash and indulge in impeccably smooth, aesthetically refined seams that enhance both the functionality and visual allure of the product.
5. Our PPH pellets, infused with cutting-edge UV absorbers, are meticulously designed to resist aging, significantly extending the product's service life and durability.
Precision Internal Welding
Our internal welding process exemplifies manufacturing excellence, utilizing advanced automatic long-arm extrusion welding technology. Reflecting the principles of our external welding, this process uses specialized equipment to seamlessly fuse fresh PPH pellets with the tank's interior weld seams. This creates a strong and enduring connection with the tank's bottom and body, enhancing the product's reliability and strength for superior performance.
Impeccable Characteristics:
1. Key features include cutting-edge mechanization and automation, ensuring consistent, high-quality outcomes for every product, every time.
2. Cleverly engineered weld seams are tailored to complement the product's stress profile, boosting structural integrity and securing long-term reliability.
3. The product exhibits excellent integrity, with welds perfectly integrated into the tank, providing outstanding corrosion resistance and ensuring leak-free performance.
4. Benefit from reduced flash and enjoy exquisitely smooth, aesthetically pleasing seams that elevate both functionality and appearance.
5. PPH pellets, enhanced with innovative UV absorbers, are specially formulated to resist aging, considerably extending the product's lifespan and robustness.
VII. Key Advantages
VIII. Unique Features
High Ring Stiffness: Masterfully crafted from premium high-modulus polypropylene, this trailblazing design boasts an impressive elastic modulus of up to 1850 MPa. The harmonious blend of the winding structure and inner wall ensures exceptional sealing and flawless leak prevention. Our advanced Hot-Winding Forming Process guarantees the finest quality melt seams. By integrating socket and spigot with welded joints through electric fusion welding, we create a sealed plastic pipe system that forms an impenetrable barrier, protecting the soil from harmful contaminants. Our dedication extends beyond surface cleanliness, championing comprehensive environmental protection deep within the earth.
Performance Parameters you can trust
Polypropylene (PPH) Performance Table |
Item |
Typical Value |
Unit |
Test Method |
Density |
905 |
k/m3 |
ISO 1183 |
Melt Flow Rate (230°C/2.16 kg) |
0.3 |
g/10 min |
ISO1133 |
Melt Flow Rate (190ºC/5.0kg) |
0.6 |
g/10 min |
ISO 1133 |
Yield Stress (50 mm/min) |
36 |
MPa |
ISO 527-2 |
Yield Strain (50 mm/min) |
10 |
% |
ISO 527-2 |
Tensile Modulus (1 mm/min) |
1650 |
MPa |
ISO 527-2 |
Charpy Impact Strength, Notched (+23°C) |
7 |
KJ/m² |
ISO 179/1eA |
Notched Impact Strength (-20°C) |
2 |
KJ/m² |
ISO 179/1eA |
Vicat Softening Temperature B (50N) |
95 |
ºC |
ISO 306 |






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We cordially invite you to share your project details with us. By sharing this information, we can customize our state-of-the-art equipment to seamlessly meet your unique requirements, guaranteeing exceptional performance and complete satisfaction.
Processing parameter requirement |
Parameters/Index
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Inflow water quality mg/L(ppm) |
Outflow water requirement mg/L(ppm) |
COD |
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BOD |
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TSS |
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Ammonia nitrogen |
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TN |
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TP |
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PH |
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E.coli |
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Others |
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Water flow |
m³/d |
On/Underground |
If underground,pls indicate the depth |
If integrated with control room |
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Appearance requirement |
Simple appearance, container appearance, Zhong qiao container appearance, please refer to our brochure for details |
Voltage, HZ, Electric phase |
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Distance between regulating pool and equipment |
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Flange interface specifications |
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Special requirements |
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