CHIMEI POLYLAC® PA757K

Product Description

PA757K is a general-purpose injection molding ABS resin manufactured by Zhenjiang Chimei. It features high gloss, high rigidity, medium impact strength, balanced flow and excellent dimensional stability. It is suitable for secondary processes including painting, screen printing, hot stamping and vacuum plating. It complies with RoHS and REACH SVHC, UL94 HB (1.5 mm), widely used for high-gloss appearance parts such as home appliance housings, office equipment, cosmetic packaging and automotive decorative trims.

Grade: PA757K

Material: ABS (Acrylonitrile Butadiene Styrene Copolymer)

Manufacturer: Zhenjiang Chimei

Process: Injection Molding

Features: High gloss, high rigidity, medium impact, good dimensional stability, suitable for painting, screen printing, hot stamping, vacuum plating

Flammability: UL94 HB (1.5 mm)

UL File No.: E194560

Compliance: RoHS, REACH SVHC

Property Table (ISO, Typical Values)

Processing Guideline

Pre-drying: 75–80 ℃ for 2–3 hours, moisture ≤0.2%

Barrel Temp: Rear 180–200℃ / Middle 200–215℃ / Front 210–225℃ / Nozzle 210–230℃

Mold Temp: 30–70 ℃

Injection Pressure: 80–120 MPa

Back Pressure: 5–10 MPa

Screw Speed: 60–120 rpm

Note: Avoid long melt residence time to prevent degradation. Regrind ratio ≤25%.

Applications

TV front covers, copier & printer housings, telephone shells, air conditioner panels, small home appliances, cosmetic boxes, clock housings, high-gloss toys, automotive wheel covers, interior decorative trims, office equipment parts

Packing & Storage

25 kg / bag, natural pellets. Store in cool, dry, ventilated warehouse, away from moisture, sunlight and fire. Recommended shelf life: 12 months in original sealed package.

Disclaimer

All data are typical values for reference only and not guaranteed specifications. Users shall verify suitability by their own tests before production. Official PDF from Chimei is the authoritative document.