Product Description
Name:Polycarbonate;
Definition:A polymer containing a carbonate group in a molecular chain, according to the structure of the ester group, it can be divided into aliphatic, aromatic, aliphatic and aromatics;
CAS:25037-45-0;
Water-soluble: insoluble;
Density:1200Kg/m3;
Category: toughening thermoplastic resin;
Properties: almost colorless glassy amorphous polymer;
Density:1.18－1.22 g/cm^3 ;
Linear expansion rate:3.8×10^-5 cm/°C;
Thermal deformation temperature:135°C, low temperature:-45°C;
Mechanical properties:high intensity, fatigue resistance, dimensional stability, small creep(there are few changes under high temperature conditions);
Heat-resistant aging:after enhanced UL temperature index is 120~140℃(outdoors long-term aging is also good);
Solvent resistance:stress free cracking;
Electrical properties:
1. Insulation performance:excellent( electrical properties can also keep stable under humidity and high temperature environment);
2. Dielectric coefficient:3.0-3.2;
3. Arc resistance:120s;
4. Molding processing: injection or extrusion of ordinary equipment;
Classification: anti static PC, conductive PC, fiber fireproof PC, anti UV weathering PC, food grade PC, anti chemical PC;
Characteristic:
1. High strength and elastic coefficient, high impact strength, wide usage temperature range, good optics and flame retardancy, wear resistance, oxidation resistance, heat resistance, impact resistance;
2. High transparency and free coloring;
3. Low shrinkage rate and good size stability;
4. Good fatigue resistance;
5. Excellent weatherability;
6. Excellent electrical characteristics;
7. Tasteless odorless and harmless to the human body, conforming to health safety;
Application:
1. Sign:gasoline pump dial, the car dashboard, warehouse and outdoor commercial signs, point sliding indicator;
2. Automobile lighting system:dashboard system, interior decoration system, front lampshade, front and rear plate with stiffener, reflector frame, doorcase, operating rod sheath, baffle plate,
3. Junction box:socket, plugs and cannula, shim, TV conversion device, the connector of the communication cable under the telephone line support, switch box, central exchange, distribution plate element, relay shell;
4. Low load part:household electric motor, vacuum cleaner, coffeemaker, toaster, the handle of a power tool, various gear, worm wheel, shaft sleeve, guide gauge, refrigerator frame;
5. Medical apparatus and instruments:high pressure syringe, surgical mask, disposable dental appliances, blood separator, etc;
6. Aeronautics and Astronautics: parts and astronauts protection supplies, etc;
7. Other:CD-ROM storage medium, PC bottle, PC alloy, PC thin film, lighting, packing, construction industry, electronics industry, optical lens, textile industry, glass assembly industry, automotive industry and electronics, electrical industry, industrial machinery parts, computer and other office equipment, film, leisure and protective equipment, shielding window, aircraft cabin cover, lighting, industrial safety gear, bulletproof glass, etc.
