Polycarbonate resin

1. Product Overview
Polycarbonate (PC) resin is a high-performance amorphous engineering thermoplastic defined by exceptional impact resistance, optical clarity, and thermal stability up to 135°C. It is primarily used in injection molding, extrusion, and blow molding applications across automotive, electronics, medical devices, and building & construction sectors. The key value proposition lies in its unique combination of lightweight structural strength and glass-like transparency, offering manufacturers a direct replacement for metal and glass where durability and design freedom are critical. Strategically, PC resin is indispensable in a supply-constrained global market—particularly as demand surges for lightweight e-mobility components, 5G infrastructure housings, and medical-grade protective equipment.

2. Key Specifications & Technical Characteristics

• Chemical composition: Bisphenol A (BPA) based polycarbonate; amorphous thermoplastic polyester

• Grade / Purity: Prime virgin grade; general-purpose (GP), high-flow (HF), UV-stabilized, and V0/V2 flame-retardant variants available

• Physical form: Translucent to colorless cylindrical pellets (2.5–3.5 mm diameter)

• Density: 1.20 – 1.22 g/cm³ (ASTM D792)

• Melt flow rate (MFR): 6 – 22 g/10 min (300°C / 1.2 kg) depending on grade

• Tensile strength: 55 – 75 MPa (ASTM D638)

• Notched Izod impact strength: 600 – 850 J/m (ASTM D256)

• Light transmission: 85% – 89% for 3.2 mm thickness

• Heat deflection temperature (HDT): 125 – 135°C at 1.82 MPa

• Water absorption: <0.35% (24-hour immersion)

• Packaging options: 25 kg moisture-barrier bags; 500 kg super sacks; 1,000 kg octabins; bulk rail hopper or pneumatic tanker truck

• Shelf life: 24 months when stored below 40°C in original sealed packaging with desiccant; moisture-sensitive

3. Core Industrial Applications

• Automotive (e-mobility & interior/exterior): Headlamp bezels, interior trim panels, sunroof glazing – outperforms acrylic (PMMA) in impact resistance and ABS in thermal stability, reducing part failure and warranty claims.

• Electrical & electronics: 5G antenna housings, battery chargers, laptop casings – PC’s high dielectric strength and self-extinguishing properties (V0 rated) enable thinner walls and lighter devices compared to metal or ABS.

• Medical & healthcare: Surgical instrument housings, IV connectors, dialysis components – PC withstands repeated gamma and EtO sterilization without cracking, while offering clarity for fluid monitoring, which alternative materials like copolyester cannot match for fatigue resistance.

• Building & construction: Solid and multi-wall sheets for greenhouses, bus shelters, security glazing – PC is 250× stronger than glass and 50% lighter, delivering drastic logistics and installation cost savings over traditional glazing.

• Optical & lighting: LED diffuser lenses, safety eyewear – high refractive index (1.586) and low birefringence enable precision optics where acrylic would yellow or crack under UV/heat.

4. Competitive Advantages

• Quality consistency: Lot-to-lot melt flow variance ≤ ±3%; ISO 9001:2025 and IATF 16949 certified production with full traceability from monomer to pellet.

• Supply reliability: Dual-sourced raw material supply agreements and three geographically redundant manufacturing lines ensure 99.6% on-time delivery rate over 36 months.

• Logistics capability: Dedicated dry-container network with desiccant humidity control; warehouse hubs in Rotterdam, Houston, Shanghai, and Dubai for 48-hour regional dispatch.

• Price competitiveness: Direct-from-manufacturer pricing with no trading house markup; index-linked quarterly pricing available for contract buyers (≥500 MT/year).

• Sustainability: ISCC PLUS certified mass-balanced circular grades (30–75% recycled content) with same mechanical specs as virgin; closed-loop take-back program for production scrap.

• Technical support: In-house PhD-level application engineering team providing Moldflow analysis, drying protocols, and failure mode reviews pre-shipment.

5. Commercial & Supply Information

• Minimum order quantity (MOQ): 20 MT (metric tons) per product grade

• Bulk loading capacity:

  • 20-foot dry container: 18 – 20 MT (depending on pellet density and bag type)

  • 40-foot high-cube container: 24 – 26 MT

  • Pneumatic tank trailer (road/rail): 20 – 24 MT per load

• Lead time: 14–21 days EXW or FOB origin; 30–40 days CIF main global ports

• Payment terms: Letter of credit (L/C at sight) or wire transfer; net 30 days available for qualified strategic accounts after credit approval