MABS Chi Mei PA‑758

MABS Chi Mei PA‑758 is a transparent‑ABS resin with outstanding transparency, high flowability, excellent chemical resistance and good mechanical strength.

Main Applications

Home‑appliance: air‑conditioner panels, washing‑machine tops, vacuum‑cleaner housings. Electrical‑electronic: mobile‑phone shells, computer peripheral housings, laminator and screen housings. Consumer goods: cosmetic & health‑product packaging, high‑transparent toys & stationery, ball‑point pens.

Physical Properties

Property Category	Test Item	Test Condition	Test Standard	Data	Unit
Physical Properties	Density	23°C	ASTM D792 / ISO 1183	1.07‑1.08	g/cm³
	MFR	200°C / 5.0 kg	ASTM D1238	2.2‑3.0	g/10 min
	Light transmittance	1/8"	ASTM D1003	89	%
	Haze	1/8"	ASTM D1003	5.0	—
Mechanical Properties	Tensile strength (yield)	—	ISO 527‑2	42.0‑45.0	MPa
	Flexural strength	—	ASTM D790 / ISO 178	53.9‑67.0	MPa
	Flexural modulus	—	ASTM D790 / ISO 178	1860‑2500	MPa
	Izod notched impact strength	23°C, 6.35 mm	ASTM D256	110‑160	J/m
	Charpy notched impact strength	23°C	ISO 179	12‑16	kJ/m²
Thermal Properties	HDT	1.8 MPa, unannealed	ASTM D648 / ISO 75‑2/A	85‑88	°C
	Vicat softening temperature	—	ASTM D1525	102‑106	°C
Flame Retardancy	UL 94 rating	1.60 mm	UL 94	HB	—

Injection Molding Parameters

Process Stage	Parameter	Recommended Value	Unit
Pre‑drying	Drying temperature	80‑85	°C
	Drying time	2‑5	h
Barrel temperature	Rear (feed zone) temperature	180‑220	°C
	Middle (compression zone) temperature	190‑250	°C
	Front (metering zone) temperature	190‑250	°C
	Nozzle temperature	185‑240	°C
	Mold temperature	30‑80	°C
Injection Parameters	Injection pressure	50‑80	kg/cm²
	Hold‑on pressure	20‑50	kg/cm²
	Back pressure	5‑10	kg/cm²

Note: All information above is for reference only!