Polycarbonate Resin (PC Pellets, PC Granules) CAS 25037-45-0

Polycarbonate (PC) is one of the five major general-purpose engineering plastics, renowned for its excellent impact resistance, high transparency, and good heat resistance.

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Product Description

Polycarbonate (PC) is one of the five major general-purpose engineering plastics, renowned for its excellent impact resistance, high transparency, and good heat resistance. It is widely used in electronics, automotive, construction, optics, packaging, and medical fields, making it an ideal alternative to glass and metal. Products are available in various grades, including general-purpose, flame-retardant, reinforced, optical, weather-resistant, medical, and food contact grades, to meet diverse application needs. Products comply with the GB/T 35513-2017 national standard, and small-batch trial orders and customized packaging are supported. With access to major ports such as Qingdao, Tianjin, and Shanghai, exports are efficient and hassle-free.

Product Information

ItemDescription
Product NamePolycarbonate Resin (PC Pellets, PC Granules)
CAS No.25037-45-0
AppearanceColorless transparent cylindrical or oval granules
Main TypesGeneral Purpose Grade: balanced performance for general injection parts, electronics housings, consumer goods.
Flame Retardant Grade: UL94 V-0/V-2 rated, for electronics housings, chargers, sockets.
Glass-Filled Grade: 10%-30% glass fiber reinforced, significantly improved rigidity and heat resistance, for structural parts, automotive components.
Optical Grade: high transparency, low haze, for lenses, optical discs, eyeglass lenses, light guide plates.
UV-Stabilized Grade: UV absorbers added, for outdoor applications, automotive sunroofs, architectural glazing.
Medical Grade: ISO 10993 compliant, for medical devices, infusion connectors, surgical instruments.
Food Contact Grade: FDA and EU food contact compliant, for food containers, water bottles, baby bottles.
Key Physical & Chemical PropertiesDensity: 1.20-1.22 g/cm³; Light Transmittance: 89%-90%; Haze: low; HDT (1.82MPa): 130-145℃; Glass Transition Temp: approx. 150℃; Service Temperature: -40℃ to 120℃; Water Absorption: approx. 0.15%.
Typical Performance ParametersMelt Flow Rate: 5-25 g/10min (grade dependent); Tensile Strength: 55-75 MPa; Elongation at Break: 80-120%; Flexural Modulus: 2200-2400 MPa; Notched Impact Strength: 60-85 kJ/m²; Rockwell Hardness: R118-122; Excellent electrical insulation (volume resistivity >10¹⁵Ω·cm).
FeaturesOutstanding impact resistance (among the best in engineering plastics); high transparency (89%-90% transmittance) combining glass-like clarity with plastic toughness; good heat resistance (HDT 130-145℃); excellent dimensional stability with low shrinkage (0.5%-0.7%); good electrical insulation; self-extinguishing; easy injection molding and extrusion; good colorability.
Main ApplicationsElectronics: phone housings, charger housings, keyboards, sockets, switch panels, router housings, TV bezels, laptop housings.
Automotive: lamp lenses, instrument panel covers, sunroofs, bumper liners, interior trims, center console panels.
Construction: solid sheets, multiwall sheets, glazing, sound barriers, safety glass interlayers.
Optics: CD/DVD discs, eyeglass lenses, camera lenses, security domes, light guide plates, diffuser plates.
Packaging: water bottles, food storage containers, baby bottles (food grade), reusable water bottles.
Medical: surgical instrument handles, dialysis housings, infusion connectors, syringes, dental instruments.
Packaging25kg woven bags (PE liner or aluminum foil moisture barrier); 500-1000kg jumbo bags; custom packaging available.
Storage ConditionsStore in cool, dry, well-ventilated area, away from direct sunlight; PC is hygroscopic, keep sealed; open bags must be resealed; shelf life ≤12 months; must be dried before processing (120℃, 3-4 hours) to <0.02% moisture content.
Shipping RequirementsNon-hazardous cargo; protect from moisture and rain; handle with care.
Quality StandardsChina: GB/T 35513-2017; Food contact: FDA 21 CFR 177.1580, EU No 10/2011; Medical: ISO 10993; Flame retardant: UL94 certified; REACH, RoHS available.


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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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