Product Description
Introducing the QDPP Integrated Sewage Treatment Equipment
I. Product Definition
Step into the realm of groundbreaking innovation with the QDPP Integrated Sewage Treatment Equipment, a premier creation by the esteemed Shandong Zhongqiao Enlightenment Environmental Protection Equipment Co, Ltd. This remarkable equipment is meticulously engineered with cutting-edge high-molecular materials, offering unparalleled durability and exceptional performance. The innovative seamless tank design exemplifies our commitment to quality. Our expert R&D team has seamlessly incorporated Western technologies, precisely adapted to meet the distinctive sewage treatment needs of rural China. This effort has birthed an extensive array of integrated solutions, including the Zhong Qiao Tank Horizontal Tank A/B, Vertical Tank A/B, and the pioneering Hollow Tank, each representing a pinnacle of innovation and excellence.
II. Superior Raw Materials
Our steadfast dedication to excellence is embodied in our selection of high-modulus polypropylene as the core component for our underground drainage and wastewater solutions. Boasting an impressive elastic modulus of ≥1500 MPa-significantly surpassing HDPE's 800 MPa-it ensures exceptional ring stiffness and robust structural integrity, vital for high-performance applications.
Polypropylene stands out as a non-toxic, odorless material with a highly crystalline structure and ultra-light density of 0.90-0.91 g/cm³. Its superior water stability is evidenced by an absorption rate of just 0.01%. With molecular weights ranging from 80,000 to 150,000, polypropylene excels in molding capabilities, offering an elegant and attractive finish, making it the optimal choice for diverse applications.
Polypropylene's chemical stability is truly commendable, allowing it to endure a variety of chemicals with ease; only concentrated sulfuric and nitric acids require caution. While some hydrocarbons may interact, its heightened crystallinity enhances its chemical resistance, making it an ideal candidate for crafting enduring, corrosion-resistant components for a multitude of applications.
As a non-toxic and odor-free material, polypropylene surpasses low-density polyethylene with superior strength, rigidity, and heat resistance, functioning effectively around 100°C. Its excellent dielectric properties and high-frequency insulation remain unaffected by moisture, making it a versatile choice for an extensive range of industrial and commercial applications.
Exhibiting extraordinary resistance to common acids, bases, and organic solvents, polypropylene is perfectly suited for food-grade utensil applications, where safety and durability are paramount.
PPH, defined by its high molecular weight and low melt flow homopolypropylene, is enhanced by β-modification, resulting in a finely crystalline structure that significantly boosts its chemical and temperature endurance, creep resistance, and impact resilience at low temperatures. This makes it an ideal choice for challenging 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 meticulously engineered equipment is expertly crafted to cater to a broad spectrum of industries, including wastewater management,
air pollution control, the burgeoning 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 underscores the equipment's versatility and comprehensive applicability across diverse industries.
IV. Aesthetic and Functional Design
Equipment Color Scheme: Showcasing a primarily light gray hue, with customizable color options available to complement diverse aesthetic preferences and elevate visual appeal.
Structure Variants: Available in both solid wall and hollow configurations to address specific application requirements, ensuring adaptability and optimal performance.
V. State-of-the-Art Production Process
Embark on a journey with Shandong Zhongqiao Enlightenment Environmental Protection Equipment Co, Ltd. to experience the apogee of groundbreaking innovation with our High-Efficiency QDPP Integrated Sewage Treatment Equipment. This masterpiece of modern engineering is meticulously fashioned through an avant-garde one-time molding and multi-winding process, ensuring unmatched precision and reliability. Exquisitely designed, with wall thicknesses that range from 10 to 80 mm, this sophisticated technique stands unparalleled. The process features a harmonious blend of base layering, cooling, and crystallization, meticulously followed by stress-relief and reheating. Tailored with delicate precision to meet varied tank joint specifications and structural demands, it guarantees a level of dependability that is second to none.
VI. Expert Welding Process
Unleash the pinnacle of precision and fortitude with our state-of-the-art external welding process. Employing cutting-edge imported automatic extrusion welding machines, this revolutionary technology forges expansive and robust welds at the tank's most critical stress points, achieving perfect seamlessness in one fluid movement. We utilize immaculate PPH pellets, meticulously matched to the tank's material, expertly thermally fused at the seams. This process creates an indomitable bond with the tank's bottom and body, ensuring unrivaled durability and strength, steadfast through the annals of time.
Distinguished Characteristics:
1. Our groundbreaking mechanized process ensures unparalleled stability and consistency, enhanced by superior automation to deliver exceptional product quality that stands the test of time.
2. Meticulously engineered weld seams perfectly align with the product's stress dynamics, ensuring optimal structural integrity and unwavering reliability that provides peace of mind.
3. Celebrated for its exceptional structural integrity, our product features seamlessly integrated welds within the tank, offering unmatched corrosion resistance and flawless leak-proof performance, setting new industry benchmarks for durability.
4. Experience minimized flash and revel in impeccably smooth, aesthetically refined seams that elevate both the functional and visual allure of the product.
5. Our PPH pellets, infused with advanced UV absorbers, are specially engineered to combat aging, significantly extending the product's service life and endurance.
Precision Internal Welding
Our internal welding process exemplifies our manufacturing prowess, employing cutting-edge automatic long-arm extrusion welding technology. Mirroring our external welding principles, this process utilizes specialized equipment to seamlessly integrate pristine PPH pellets with the tank's interior weld seams. This results in a steadfast and robust union with the tank's bottom and body, further amplifying the product's reliability and strength for peerless performance.
Impeccable Characteristics:
1. Our advanced mechanization and automation ensure a consistent, superior quality across every product, every single time.
2. Thoughtfully engineered weld seams complement the product's stress profile, enhancing structural integrity and ensuring lasting reliability.
3. The product boasts outstanding integrity, with welds seamlessly integrated into the tank, offering remarkable corrosion resistance and guaranteeing leak-free performance.
4. Benefit from minimized flash and delightfully smooth, aesthetically pleasing seams that enhance both appearance and functionality.
5. The PPH pellets, augmented with innovative UV absorbers, are specifically crafted to resist aging, significantly prolonging the product's lifespan and resilience.
VII. Key Advantages
VIII. Unique Features
High Ring Stiffness: Expertly crafted from premium high-modulus polypropylene, this visionary design boasts an elastic modulus of up to 1850 MPa. The symphonic blend of the winding structure and inner wall ensures exceptional sealing and impeccable leak prevention. Our sophisticated Hot-Winding Forming Process guarantees the highest quality of melt seams. By seamlessly integrating socket and spigot with welded joints through electric fusion welding, we create a sealed plastic pipe system that acts as an impenetrable barrier, safeguarding the soil from harmful contaminants. Our unwavering commitment transcends surface cleanliness, championing 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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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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