Explore our primary catalog of high-performance polymer films, specialized heat-shrink membranes, and custom barrier wrapping materials engineered for global regulatory standards.
Your One-Stop Packaging Material Procurement Platform.
Zhongshan Tianchen New Materials Co., Ltd. is a comprehensive one-stop packaging material procurement platform established on the foundation of more than 20 years of intensive industry experience in the film packaging sector. Guided by an unwavering commitment to resource integration, product R&D, and bespoke customer engineering, Tianchen delivers highly optimized materials addressing complex and challenging packaging requirements globally.
In a dynamic and increasingly regulated global market, our dual focus on structural material longevity and eco-compliance allows us to supply highly specialized barrier films and packaging solutions to enterprises worldwide.
At Tianchen, quality control is woven into every phase of production. Operating dedicated research, development, and high-precision sales teams, our modern laboratory and strict QC infrastructure ensure all outgoing films and bags comply with rigid dimensional, mechanical, and safety standards. Our scale of production coupled with strict material traceabilities makes us a trusted supply partner for multinational firms.
As a single-point vendor for polymer films and bag configurations, Tianchen simplifies supply chain complexities. From high-clarity PVC shrink bags to eco-conscious polyolefin wraps and multi-layer food-grade barrier films, we support global distribution by unifying manufacturing, compliance documentation, custom branding, and logistics management into a seamless procurement workflow.
An authoritative analysis on polymer materials, processing parameters, global procurement standards, and sustainable transformations.
The transparent PVC (Polyvinyl Chloride) bag and shrink film sector is undergoing a profound structural evolution. Traditionally utilized for its exceptional optical clarity, cost efficiency, and high tensile strength, rigid and flexible PVC formulas have been redesigned using advanced plasticizer formulations to satisfy modernized toxicological standards. The modern industrial demand is centered on high-clarity, lightweight, down-gauged films that deliver equivalent physical barriers with lower material mass.
Concurrently, there is a clear market integration between PVC and polyolefin (POF) multi-layer co-extrusions. While PVC remains the benchmark for printing label applications and tight-contour bottle caps due to its low-temperature shrinkage window (starting from 80°C to 120°C), cross-linked POF films and food-contact grade CPP/OPP barrier films are expanding. The industry's current technological drive focuses on optimizing the biaxial orientation process to ensure uniform shrinkage across both the machine direction (MD) and transverse direction (TD).
Procurement teams sourcing packaging materials from China face strict regulatory environments across destination markets. In North America and Europe, testing compliance is critical. For PVC-based bags and films, this requires verifying the absence of restricted heavy metals (such as Lead, Cadmium, and Hexavalent Chromium) under the RoHS (Restriction of Hazardous Substances) Directive, and confirming that phthalate concentrations fall well below the limits outlined in the European Union's REACH regulation (Registration, Evaluation, Authorization and Restriction of Chemicals).
For food-contact and cosmetic applications, procurement metrics require compliance with FDA (US Food and Drug Administration) regulations and EU Food Contact Regulation (EC) No 1935/2004. At Zhongshan Tianchen, our production protocols ensure that CPP, OPP, and POF materials are manufactured under sterile conditions, maintaining trace chemical migration thresholds safely below legally mandated limits.
| Material Category | Common Applications | Shrinkage Temperature Range | Tensile Strength (MD/TD) | Key Strengths & Features |
|---|---|---|---|---|
| PVC Shrink Film / Bags | Label printing, bottle caps, cosmetics, books | 80°C – 130°C | 40 - 55 MPa | Excellent clarity, low-temperature shrink, cost-effective |
| POF (Polyolefin) | Food packages, electronics, pharmaceuticals | 120°C – 160°C | 80 - 110 MPa | Eco-friendly, 100% recyclable, exceptional tear strength |
| CPP (Cast Polypropylene) | Food packaging, heat-sealed pouch inner layers | 130°C – 170°C (Seal Temp) | 35 - 50 MPa | High barrier, excellent heat-sealing integrity, moisture-proof |
| BOPP (Biaxially Oriented PP) | Daily necessities, snacks, label substrates | Non-Shrink / General Wrap | 120 - 180 MPa | High rigidity, superior surface gloss, excellent printability |
Industrial packaging runs at high speeds where material failures lead to downtime. Common issues like splitting, puncture failure, dog-ears (unshrunk corners), and heat-seal separation often stem from improper polymer blending or inconsistent gauge variation. Our solutions utilize multi-layer co-extrusion technology to address these issues. By layering polymers with distinct melting properties, we create films with wide sealing windows and excellent puncture resistance.
For example, in automotive component packaging, standard PVC films can break down under exposure to high temperatures or oils. Our custom-formulated POF shrink film and heavy-duty PE (Polyethylene) shrink films are engineered with UV stabilizers and high-tenacity cross-linked structures. This ensures structural integrity is maintained under mechanical stress, high temperatures, and chemical exposure.
The packaging sector is shifting toward a circular economy model. Our future development roadmap focuses on three main initiatives:
Technical clarifications, procurement guidance, and application insights regarding our China-manufactured transparent films and bags.
Standard PVC shrink bags have a shelf life of 12 to 18 months when stored in optimal conditions. Because PVC is temperature-sensitive, it must be stored in a cool, dry warehouse below 25°C, away from direct sunlight, heating elements, and humidity, to prevent premature shrinkage or film degradation.
Yes. Our CPP and OPP heat seal films, alongside our POF films, are fully compliant with US FDA regulations for direct food contact. Our PVC products are formulated using non-phthalate plasticizers to meet EU REACH annexes and RoHS directives for general consumer merchandise.
Our PVC shrink films typically offer a Machine Direction (MD) shrinkage of 40% to 50% and Transverse Direction (TD) shrinkage of 20% to 45%, depending on the specific grade. POF films offer balanced shrinkage of 55% to 65% in both directions, making them ideal for uniform packages.
Yes. We provide high-definition rotogravure printing up to 10 colors. Our printing process features UV-resistant ink technology to ensure vibrant designs that resist scuffing, water, and oil.
Through our advanced extrusion technology, we can down-gauge CPP/OPP heat-seal films to 15 microns while maintaining high tensile strength and puncture resistance. This reduces material usage and lowers overall unit costs.
We implement online thickness measurement systems, routine tensile testing, gas chromatography testing, and visual sorting checks. In addition, our ISO 9001 certification ensures full traceability for every batch, from raw polymer to the finished product.
High-clarity wrapping materials designed for automated packaging machinery and demanding shipping environments.
Tianchen Materials