Product Description
Introducing the QDPP Integrated Sewage Treatment Equipment
I. Product Definition
Step into the extraordinary world of innovation with the QDPP Integrated Sewage Treatment Equipment, a flagship creation from the prestigious Shandong Zhongqiao Enlightenment Environmental Protection Equipment Co, Ltd. This outstanding equipment is crafted with precision using advanced high-molecular materials, ensuring unmatched durability and superior performance. The seamless tank design is a testament to our unwavering commitment to excellence. Our skilled R&D team has ingeniously merged Western technologies, precisely tailored to address the unique sewage treatment needs of rural China. This dedication has led to a comprehensive suite of integrated solutions, including the Zhong Qiao Tank Horizontal Tank A/B, Vertical Tank A/B, and the pioneering Hollow Tank, each representing a peak of innovation and distinction.
II. Superior Raw Materials
Our unwavering pursuit of excellence is reflected in our choice of high-modulus polypropylene as the principal component for our underground drainage and wastewater solutions. Featuring an impressive elastic modulus of ≥1500 MPa-remarkably surpassing HDPE's 800 MPa-it ensures outstanding ring stiffness and robust structural integrity, crucial for high-performance applications.
Polypropylene is distinguished 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 proven 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 ultimate choice for a variety of applications.
Polypropylene's chemical stability is truly remarkable, enabling it to withstand a wide range of chemicals with ease; only concentrated sulfuric and nitric acids require caution. While some hydrocarbons may interact, its enhanced crystallinity increases its chemical resistance, making it an ideal candidate for crafting enduring, corrosion-resistant components across diverse applications.
As a non-toxic and odor-free material, polypropylene outperforms low-density polyethylene with superior strength, rigidity, and heat resistance, functioning efficiently around 100°C. Its excellent dielectric properties and high-frequency insulation remain unaffected by moisture, making it a versatile choice for a wide array of industrial and commercial applications.
Boasting extraordinary resistance to common acids, bases, and organic solvents, polypropylene is perfectly suited for food-grade utensil applications, where safety and durability are of utmost importance.
PPH, characterized 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 diverse spectrum of industries, including wastewater management,
air pollution control, the rapidly expanding 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 highlights the equipment's versatility and comprehensive applicability across various industries.
IV. Aesthetic and Functional Design
Equipment Color Scheme: Featuring a predominantly light gray hue, with customizable color options available to suit diverse aesthetic preferences and enhance visual appeal.
Structure Variants: Available in both solid wall and hollow configurations to address specific application requirements, ensuring flexibility and optimal performance.
V. State-of-the-Art Production Process
Embark on an extraordinary journey with the esteemed Shandong Zhongqiao Enlightenment Environmental Protection Equipment Co, Ltd., where cutting-edge innovation meets exceptional engineering prowess. Our High-Efficiency QDPP Integrated Sewage Treatment Equipment is a testament to modern ingenuity, artfully crafted through a pioneering one-time molding and multi-winding process, ensuring superior precision and unmatched reliability. Exquisitely designed with wall thicknesses spanning from 10 to 80 mm, this advanced technique remains unrivaled. It intricately combines base layering, cooling, and crystallization, followed by stress-relief and reheating, tailored with meticulous precision to suit varied tank joint specifications and structural demands, delivering unparalleled dependability.
VI. Expert Welding Process
Unleash the summit of precision and invincible strength with our state-of-the-art external welding process. Utilizing high-tech imported automatic extrusion welding machines, this innovative technology forms expansive and robust welds at the tank's critical stress points, achieving flawless seamlessness in one fluid motion. Immaculate PPH pellets, precisely matched to the tank's material, are expertly thermally fused at the seams, creating an indomitable bond with the tank's bottom and body, ensuring unmatched durability and strength that endures through the ages.
Distinguished Characteristics:
1. Our revolutionary mechanized process guarantees unmatched stability and consistency, enhanced by superior automation to deliver extraordinary product quality that endures through time.
2. Thoughtfully engineered weld seams perfectly align with the product's stress dynamics, ensuring optimal structural integrity and unwavering reliability, offering peace of mind.
3. Celebrated for its exceptional structural integrity, our product features seamlessly integrated welds within the tank, offering unparalleled corrosion resistance and flawless leak-proof performance, setting new industry benchmarks for durability.
4. Experience minimized flash and enjoy exquisitely smooth, aesthetically refined seams that elevate both the functional and visual allure of the product.
5. Our PPH pellets, infused with cutting-edge UV absorbers, are expertly engineered to combat aging, significantly extending the product's service life and resilience.
Precision Internal Welding
Our internal welding process is a testament to our manufacturing prowess, employing advanced automatic long-arm extrusion welding technology. Mirroring our external welding principles, this process utilizes specialized equipment to seamlessly integrate perfect PPH pellets with the tank's interior weld seams, resulting in a steadfast and robust union with the tank's bottom and body, further amplifying the product's reliability and strength for unmatched 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 enjoy 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: Meticulously crafted from premium high-modulus polypropylene, this visionary design boasts an elastic modulus of up to 1850 MPa. The harmonious fusion of the winding structure and inner wall ensures exceptional sealing and impeccable leak prevention. Our sophisticated Hot-Winding Forming Process ensures 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.
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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 warmly invite you to share your project data with us. By doing so, you empower our team at Shandong Zhongqiao Enlightenment Environmental Protection Equipment Co, Ltd. to craft exceptionally customized equipment that is meticulously tailored to meet your unique requirements with precision. This ensures that our Kitchen Waste Water Treatment Equipment and our Integrated Waste Water Treatment Plant are designed to perfectly align with your specific needs, delivering unparalleled efficiency and performance.
Processing parameter requirement |
Parameters/Index
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Inflow water quality mg/L(ppm) |
Outflow water requirement mg/L(ppm) |
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TSS |
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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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