Covestro Makrolon 2800 Hot Sale PC Resin

Physical Properties

• Bulk Density:Measured according to ISO 60 for pellets, the bulk density is 0.660 g/cc (0.0238 lb/in³), indicating material packing efficiency.​
• Density:Determined by ISO 1183-1, the density is 1.20 g/cc (0.0434 lb/in³), providing a standardized measure of mass per unit volume.​
• Moisture Absorption at Equilibrium:As per ISO 62 at 50% relative humidity, moisture absorption is 0.12%, ensuring stability in humid environments.​
• Water Absorption at Saturation:According to ISO 62, water absorption at saturation is 0.30%, critical for applications requiring water resistance.​
• Water Vapor Transmission:At 0.100 mm thickness, the rate is 15.0 g/m²/day (0.966 g/100 in²/day) per ISO 15106-1, measuring moisture barrier performance.​
• Oxygen Transmission:At 0.0254 mm thickness, the rate is 70.0 cc-mm/m²-24hr-atm (178 cc-mil/100 in²-24hr-atm) per ISO 2556, assessing gas permeability.​
• Nitrogen Transmission:At 0.100 mm thickness, the rate is 13.0 cc-mm/m²-24hr-atm (33.0 cc-mil/100 in²-24hr-atm) per ISO 2556, evaluating inert gas barrier properties.​
• Carbon Dioxide Transmission:At 0.0254 mm thickness, the rate is 429 cc-mm/m²-24hr-atm (1090 cc-mil/100 in²-24hr-atm) per ISO 2556, important for packaging applications.​
• Linear Mold Shrinkage, Flow:For 2.00 mm thickness, flow shrinkage is 0.0065 cm/cm (in/in) per ISO 294-4, affecting dimensional accuracy in molding.​
• Linear Mold Shrinkage, Transverse:At 2.00 mm thickness, transverse shrinkage is 0.0070 cm/cm (in/in) per ISO 294-4, influencing part design and tolerance.​
• Melt Flow:Per ISO 1133, the melt flow rate is 10 g/10 min at 300°C (572°F) under 1.20 kg (2.65 lb) load, indicating processability.

Polymer Properties:

1. Base Material: Polycarbonate (PC)
2. Modification Features:
   
   • High – performance impact resistance, ideal for demanding applications.
   • Excellent heat resistance for high – temperature environments.
   • Good chemical resistance for exposure to various substances.
   • Superior optical quality for optical applications.

Applications:

Makrolon 2800’s combination of high impact strength, transparency, heat resistance, and good flow properties make it suitable for a wide range of applications, including:

• Electronics and Electrical: Mobile device enclosures, laptop housings, electrical switch housings, and printer housings benefit from its toughness and dimensional stability.
• Automotive: It is used for headlamp housings and other transparent or structural components where impact resistance and heat stability are required.
• Medical and Laboratory: Medical face shields and laboratory equipment benefit from its clarity, durability, and sterilization resistance.
• Consumer Goods: Toys, safety goggles, luggage shells, and transparent containers leverage its toughness and optical clarity.