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Polyvinyl Chloride (PVC) granules have established themselves as a cornerstone in the realm of modern industrial manufacturing. As one of the most widely produced synthetic plastic polymers globally, the demand for high-quality PVC granules continues to surge, driven by rapid urbanization, infrastructural development, and technological advancements across multiple sectors. In today's highly competitive industrial landscape, the role of PVC compounds has evolved significantly from basic rigid and flexible formulations to highly specialized, custom-engineered materials designed to meet stringent performance criteria.
The commercial reality of PVC granules for industrial manufacturing is characterized by a massive global supply chain that emphasizes resilience, cost-efficiency, and adaptability. Modern manufacturing facilities require raw materials that offer exceptional chemical resistance, mechanical strength, and thermal stability. Consequently, the compounding process of PVC granules has become incredibly sophisticated. Manufacturers are now utilizing advanced plasticizers, UV stabilizers, impact modifiers, and flame retardants to create tailored PVC pellets that can withstand extreme environmental conditions, ranging from the freezing temperatures of arctic infrastructure to the high-heat environments of automotive engine compartments.
Furthermore, the regulatory landscape is reshaping the production of PVC granules. With global initiatives like REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals) in Europe and various environmental protection laws worldwide, there is a profound commercial shift towards eco-friendly formulations. Heavy-metal stabilizers, such as lead and cadmium, are being rapidly phased out in favor of calcium-zinc and tin-based alternatives. This transition not only ensures compliance with international safety standards but also elevates the commercial value of the end-products, allowing manufacturers to penetrate highly regulated markets such as medical devices, food packaging, and children's toys with complete confidence.
Jiangsu Dahai Plastics Co., Ltd. was founded in 1996, is a professional production of various types of PVC film and printing PVC film technology of private enterprises. We mainly produce super transparent film, ordinary transparent film, toy film, bath film, raincoat film, electrical tape film, cold film, non-stick film, decorative film, PEVA film, particles, tablecloth, shower curtain, urine bag.
The company has more than 20 production lines, more than 450 employees, of which 30% are technical management personnel, and has a sound management system. Covers an area of more than 120,000 square meters, annual output of more than 100,000 tons, annual sales of more than 1 billion. The company continues to introduce advanced production equipment and technology. The product quality reaches the international standard, the company's products not only sell well in the domestic market, but also exported to South America, Southeast Asia, Africa and other places.
Eco-friendly production lines equipped with advanced technology.
Massive annual production capacity meeting global demands.
Expansive operational footprint for streamlined manufacturing.
Strong financial foundation with high registered capital.
The versatility of PVC granules for industrial manufacturing is best illustrated through its deep integration into various high-stakes application scenarios. By manipulating the ratio of plasticizers, resins, and additives, manufacturers can create a spectrum of materials ranging from glass-like rigid structures to rubber-like flexible components. This adaptability makes PVC an irreplaceable asset across multiple industrial verticals.
In the automotive sector, PVC granules are vital for manufacturing wire harnesses, window sealing profiles, underbody coatings, and interior dashboard skins. The industry demands materials that offer superior flame retardancy, oil resistance, and the ability to maintain flexibility in sub-zero temperatures. High-performance PVC compounds provide electrical insulation for the complex nervous system of modern electric vehicles (EVs), ensuring safety and longevity while contributing to the overall weight reduction of the vehicle.
The construction industry remains the largest consumer of rigid PVC (UPVC) granules. These are extruded into durable pipes, window profiles, and siding that resist corrosion, chemical rotting, and weathering. Furthermore, flexible PVC granules are extensively used in manufacturing heavy-duty cables, roofing membranes, and SPC (Stone Plastic Composite) flooring wear layers. The material's inherent durability ensures that infrastructural components have a lifespan exceeding 50 years, providing immense economic value.
Medical-grade PVC granules represent a highly specialized segment of industrial manufacturing. These compounds must be rigorously tested for biocompatibility, non-toxicity, and sterilization resilience (gamma irradiation or ethylene oxide). They are the primary material for manufacturing life-saving devices such as intravenous (IV) fluid bags, blood bags, oxygen masks, and dialysis tubing. The exceptional clarity, kink resistance, and ease of high-frequency welding make soft PVC indispensable in healthcare.
With the global rollout of 5G networks and advanced consumer electronics, the demand for specialized PVC cable jacketing and insulation has skyrocketed. PVC granules formulated for the telecom industry offer excellent dielectric properties, preventing signal interference and electrical leakage. Additionally, these compounds are engineered to meet strict fire safety regulations (like UL94 V-0 standards), ensuring that data centers and residential wiring setups remain secure against fire hazards.
The future of PVC granules for industrial manufacturing is being shaped by two massive paradigm shifts: Artificial Intelligence (AI) and the Circular Economy. As industries move towards Industry 4.0, AI and machine learning algorithms are being integrated into the polymer compounding process. Smart factories utilize IoT sensors to monitor extrusion temperatures, torque, and pressure in real-time. AI models analyze this data to predict equipment maintenance needs, optimize the blending ratio of resins and additives down to the microgram, and automatically adjust processing parameters to ensure absolute consistency across massive production batches. This technological leap drastically reduces material waste and energy consumption.
Concurrently, the push for sustainability is revolutionizing PVC formulations. The industry is witnessing a surge in the development of bio-attributed PVC, where fossil fuel-derived ethylene is replaced with bio-ethylene sourced from renewable biomass, such as tall oil or sugarcane. This significantly lowers the carbon footprint of the resulting PVC granules. Furthermore, the integration of recycled PVC (rPVC) into virgin industrial manufacturing lines is becoming standard practice. Advanced mechanical and chemical recycling technologies allow post-consumer and post-industrial PVC waste to be purified and re-pelletized without compromising mechanical integrity.
Manufacturers are also heavily investing in research to develop phthalate-free plasticizers based on bio-materials like soybean oil or citrates. These innovations ensure that the next generation of flexible PVC granules will not only perform exceptionally in harsh industrial environments but will also align perfectly with global environmental, social, and governance (ESG) goals.
We possess laboratories accredited by China National Commission for Conformity Assessment (CNAS), which are equipped with many kinds of world advanced experimental equipment and physical and chemical testing-analysis instruments. In every experiment, in every test, even the slightest difference can be detected by our machines, which greatly guarantees the quality of our products. DAHAI continues to invest resources, and we will work with university teams to develop products.
We import all kinds of testing machines, such as universal testing machines, Agilent GC analyzers, gloss meters and cold-tolerance testing machines. All of our products can meet the requirements of EN-71, ASTM-F-963, Model Toxics in Packaging Legislation (CONEG) and RoHS.
Make green materials, create a good and healthy life!
To become the domestic polymer material application industry leader, to build a world-class brand!
Independent innovation intelligent future! Team style: people-oriented safety first!
Integrity, pragmatic, efficient, win-win!
Complete realization from concept to market. Dahai Plastic assists customers around the world in developing and manufacturing products for packaging, medical supplies, building materials, toy supplies etc.
Our dedicated sales and technical teams engage closely with customers to gather detailed specifications, discuss project goals, and identify any unique challenges.
Once the needs are confirmed, we move into the product proofing phase. During this stage, we create prototypes or samples based on the agreed-upon specifications.
After thorough evaluation and refinement, we finalize the sample that both parties agree upon. The confirmed sample serves as the benchmark for all subsequent production runs.
Our make-to-order approach allows us to tailor our production processes to meet individual client needs. Leveraging our flexible manufacturing capabilities.
Upon completion of production, each item undergoes a comprehensive finished inspection. Our quality assurance team employs advanced testing methods.
We actively seek feedback to continuously improve our services and adapt to evolving market demands. Through ongoing partnerships, we aim to be more than just a supplier.
Tongzhou Huaming Plastic Co., Ltd. was established.
Changed to Jiangsu Dahai Plastics Co., LTD.
Nantong Runyang Plastic Co., Ltd. was established.
Dahai Real Estate Development Co., Ltd. was established.
Field E-commerce company & Jiangyin Zhonglian Real Estate established.
Jiangyin Huayue Real Estate Development Co., Ltd. was established.
Jiangsu Houbang Industrial Co., LTD established.
Building an intelligent manufacturing project of new medical materials.
