ABS CHIMEI Taiwan PA‑757

Product Introduction ABS CHIMEI Taiwan PA‑757 features high gloss, high rigidity and good comprehensive performance, suitable for various injection‑molded housings and components.

Main Applications

Electronic‑Electrical Housings: TV front covers, copier housings, telephone housings, monitor housings and others. These products require high‑level surface appearance and structural strength.

Automotive Parts: Wheel‑hub covers, automotive interior parts (instrument panels, door handles). These components demand good appearance as well as certain weather resistance and mechanical strength.

Daily‑Consumer Goods: Cosmetic boxes, containers (bottles, caps), toy accessories. High gloss effectively improves product texture.

General‑Industrial Components: Various industrial parts requiring good appearance and structural strength.

Physical Properties

Property Category	Test Item	Test Condition	Test Standard	Value	Unit
Physical Properties	Density	23°C	ASTM D792	1.05	g/cm³
	Melt Flow Rate (MFR)	200°C/5.0 kg	ASTM D1238	1.6‑1.8	g/10min
	Melt Flow Rate (MFR)	220°C/10.0 kg	ASTM D1238	18‑22	g/10min
	Melt Volume Flow Rate(MVR)	220°C/10.0 kg	ISO 1133	18	cm³/10min
	Molding Shrinkage‑MD	‑	ISO 294‑4	0.4	%
	Molding Shrinkage‑TD	‑	ISO 294‑4	0.7	%

Mechanical Properties

Property Category	Test Item	Test Condition	Test Standard	Value	Unit
Mechanical Properties	Tensile Strength (Yield)	23°C	ISO 527	47	MPa
	Tensile Strength (Break)	23°C	ISO 527	34	MPa
	Elongation at Break	23°C	ISO 527	20‑30	%
	Flexural Strength	23°C	ISO 178	76	MPa
	Flexural Modulus	23°C	ISO 178	2200	MPa
	Charpy Notched Impact Strength	23°C	ISO 179/1eA	21	kJ/m²
	Charpy Notched Impact Strength	‑30°C	ISO 179/1eA	10	kJ/m²
	Izod Notched Impact Strength	23°C	ISO 180/1A	19	kJ/m²
	Izod Notched Impact Strength	‑30°C	ISO 180/1A	9	kJ/m²
	Rockwell Hardness	‑	ASTM D785	R116	R‑scale

Thermal Properties

Property Category	Test Item	Test Condition	Test Standard	Value	Unit
Thermal Properties	Heat‑Distortion Temperature (HDT)	1.8 MPa, Unannealed	ISO 75‑2/Af	83	°C
	Heat‑Distortion Temperature (HDT)	1.8 MPa, Annealed	ISO 75‑2/A	98‑99	°C
	Vicat Softening Temperature	50°C/h,50N (B50)	ISO 306	100	°C
	Vicat Softening Temperature	50°C/h,10N (A50)	ISO 306	104	°C
	Coefficient of Linear Thermal Expansion‑MD	‑	ISO 11359‑2	8.6×10⁻⁵	cm/cm/°C

Other Properties

Property Category	Test Item	Test Condition	Test Standard	Value	Unit
Other Properties	Flammability Rating	1.5 mm / 3.0 mm	UL94	HB	‑

Processing Guidelines

Processing Parameter	Suggested Range	Unit
Drying Temperature	80‑85	°C
Drying Time	2‑4	h
Recommended Moisture Content	≤0.02	%
Barrel‑Rear Temperature	180‑220	°C
Barrel‑Middle Temperature	190‑230	°C
Barrel‑Front Temperature	190‑230	°C
Nozzle Temperature	185‑235	°C
Melt Temperature	190‑230	°C
Mold Temperature	30‑70	°C
Vent Depth	0.03‑0.075	mm

Note: All data above is for reference only.