PET Resin (PET Chips, Polyethylene Terephthalate) CAS 25038-59-9

Polyester chips (PET) are the core product of the polyester industry chain, refined from purified terephthalic acid (PTA) and ethylene glycol (EG) through esterification and polycondensation reactions.

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Product Description

The product boasts advantages such as high transparency, good strength, excellent airtightness, food safety, and recyclability, and is widely used in polyester fibers, beverage bottles, food packaging films, blister trays, and other fields. Fiber-grade products are categorized into four specifications based on titanium dioxide content: ultra-glossy, glossy, semi-matte, and fully matte, meeting the needs of various textiles. Bottle-grade products cover water bottle, carbonated beverage, hot-fill, and oil bottle grades, suitable for various beverage and edible oil packaging. Products strictly adhere to national standards such as GB/T 14189-2025 and GB/T 17931-2018, supporting small-batch trial orders and customized packaging. Leveraging major ports such as Qingdao Port, Tianjin Port, and Shanghai Port, exports are compliant, efficient, and worry-free throughout the entire process.

Product Information

ItemDescription
Product NamePET Resin (PET Chips, Polyethylene Terephthalate)
CAS No.25038-59-9
AppearanceWhite translucent granules (chips)
Raw MaterialsPurified Terephthalic Acid (PTA) + Ethylene Glycol (EG)
Main TypesFiber Grade: for polyester filament and staple fiber production. Subdivided into super bright, bright, semi-dull, full-dull grades based on TiO₂ content.
Bottle Grade: for beverage bottles, edible oil containers. Subdivided into water grade, carbonated grade, hot fill grade, oil grade.
Film Grade: for polyester film production, used in packaging, magnetic tape substrates, capacitor films.
Key Physical & Chemical PropertiesDensity: approx. 1.68 g/cm³ (solid); Melting Point: approx. 250-255℃; Glass Transition Temperature: approx. 75-80℃; Continuous Use Temperature: up to 120℃; Water Absorption: approx. 0.2%.
Typical Performance ParametersIntrinsic Viscosity (IV) : Fiber grade 0.60-0.70 dl/g; Water bottle grade approx. 0.80 dl/g; Carbonated grade ≥0.87 dl/g; Film grade approx. 0.65-0.70 dl/g.
Acetaldehyde Content (AA) : Water bottle grade ≤1.0 ppm; Hot fill grade ≤2.0 ppm.
Color Value (L/b) : L≥80, b≤2.0.
Carboxyl End Group Content: Fiber grade ≤30 mol/t; Bottle grade ≤25 mol/t.
FeaturesLightweight, high transparency, good gloss; excellent mechanical properties (high strength, impact resistance, wear resistance); good gas barrier properties; food safe (FDA compliant); recyclable and eco-friendly; good processability (injection molding, extrusion, blow molding, spinning).
Main ApplicationsFiber: Polyester filament (POY/DTY/FDY) for apparel and home textiles; Polyester staple fiber for pure spinning or blending.
Bottles/Packaging: Mineral water bottles, carbonated beverage bottles, hot-fill bottles, edible oil bottles.
Film: Food/pharmaceutical packaging film, magnetic tape substrates, capacitor insulation film, X-ray film base.
Sheet: Blister packaging boxes, fruit trays, electronic trays.
Engineering Plastics: Modified for automotive parts and electrical components.
Packaging25kg woven bags (PE liner); 500-1200kg jumbo bags (moisture-proof sealed); custom packaging available.
Storage ConditionsStore in cool, dry, well-ventilated warehouse, away from high temperature and humidity. Reseal after opening to prevent moisture absorption. Shelf life: ≤2 years.
Shipping RequirementsNon-hazardous cargo; protect from moisture and rain; handle with care; do not mix with toxic or corrosive materials.
Quality StandardsFiber Grade: GB/T 14189-2025; Bottle Grade: GB/T 17931-2018; Food Contact Grade: GB 4806.6-2016, FDA 21 CFR 177.1315, EU No 10/2011; REACH, RoHS available.
Minimum Order QuantityStandard 25 tons (1×20'FCL or truck); trial order 5-10 tons (bags) negotiable.
Delivery TimeStandard 7-15 working days; custom/special grades 15-25 working days.


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FAQ

Q1: Is Huafeng Chemical a manufacturer or a trader?
A: We are a professional service provider specializing in chemical foreign trade. Rather than being limited to the products of a single factory, we leverage the chemical industry cluster in Shandong Province to integrate production resources from multiple high-quality manufacturers. This allows us to offer a wide range of sourcing options—covering various product categories and origins—instead of simply pushing a single product. Furthermore, our core competitiveness lies in our professional foreign trade services (covering documentation, logistics, and regulatory compliance), ensuring a smooth and worry-free procurement process for you.


Q2: How is the security of my transaction guaranteed when working with Huafeng Chemical?
A: We strictly adhere to international trade rules (Incoterms® 2020) and accept various payment methods, such as Letters of Credit (L/C) and Telegraphic Transfers (T/T). For new clients, we support small-batch trial orders and can clearly define arbitration clauses and applicable laws within the contract. Additionally, we maintain a robust risk management system to help you mitigate common trade risks, such as exchange rate fluctuations, shipping delays, and document discrepancies.


Q3: Do you have experience serving clients in Russian-speaking regions?
A: Yes. We place great importance on the Russian-speaking market; our team includes Russian-speaking business professionals who are well-versed in the import regulations of Russia and the Eurasian Economic Union (EAEU). We understand the importance of EAC certification to clients in these regions and can assist with related compliance inquiries. We have established connections with chemical traders across various CIS countries and have gained valuable experience in specialized packaging and temperature-controlled shipping designed to withstand harsh local winter conditions.


Q4: How do you guarantee product quality?
A: We implement a strict supplier qualification and periodic audit system. A Certificate of Analysis (COA)—issued by the original manufacturer—is provided with every shipment. We also welcome pre-shipment inspections conducted by internationally recognized third-party agencies such as SGS, BV, or ITS. Should the test results fail to meet the standards specified in the contract, you have the right to reject the goods or request a replacement.

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