ABS CHIMEI Taiwan PA‑749SK

Product Introduction ABS CHIMEI Taiwan PA‑749SK is a high‑strength and high‑impact ABS resin, with both extrusion and injection‑molding processability, suitable for products requiring excellent mechanical strength.

Main Applications

Sheets & Plates: Mainly used for refrigerator inner container sheets, luggage‑case covers.

Automotive Parts: High‑strength components such as automotive instrument panels, interior trims, exterior body panels.

Electronic‑Electrical Housings: Electronic‑electrical shells requiring structural strength and toughness.

Consumer & Industrial Articles: Helmets, power‑tool accessories, sports equipment and other products.

Physical Properties

Property Category	Test Item	Test Condition / Standard	Typical Value / Range	Unit
Physical Properties	Density	23°C, ASTM D792	1.03	g/cm³
	Melt Flow Rate (MFR)	200°C/5.0 kg, ASTM D1238	0.5	g/10min
	Melt Flow Rate (MFR)	200°C/10.0 kg, ISO 1133	5.0	g/10min

Mechanical Properties

Property Category	Test Item	Test Condition / Standard	Typical Value / Range	Unit
Mechanical Properties	Tensile Strength	ASTM D638	390 (≈38.2)	kg/cm² (MPa)
	Flexural Strength	ASTM D790	620 (≈60.8)	kg/cm² (MPa)
	Flexural Modulus	ASTM D790	21000 (≈2060)	kg/cm² (MPa)
	Elongation at Break	ASTM D638	40	%
	Izod Notched Impact Strength	1/4",23°C, ASTM D256	35	kg·cm/cm
	Izod Notched Impact Strength	1/8",23°C, ASTM D256	40	kg·cm/cm
	Rockwell Hardness	R‑Scale, ASTM D785	R102	R‑scale

Thermal Properties

Property Category	Test Item	Test Condition / Standard	Typical Value / Range	Unit
Thermal Properties	Heat‑Distortion Temperature (HDT)	1.82 MPa, Unannealed, ASTM D648	87	°C
	Heat‑Distortion Temperature (HDT)	1.82 MPa, Annealed, ASTM D648	97	°C
	Vicat Softening Temperature	ASTM D1525	103	°C

Other Properties

Property Category	Test Item	Test Condition / Standard	Typical Value / Range	Unit
Other Properties	Flammability Rating	UL94,1.6 mm	HB	‑

Injection‑Molding Parameters

Processing Parameter	Suggested Value / Range	Unit
Drying Temperature	80‑85	°C
Drying Time	2‑4	h
Barrel‑Rear Temperature	180‑210	°C
Barrel‑Middle Temperature	190‑220	°C
Barrel‑Front Temperature	190‑220	°C
Mold Temperature	40‑70	°C
Injection Pressure	50‑80	MPa
Holding Pressure	20‑50	MPa
Back Pressure	0.5‑1.0	MPa

Note: All data above is for reference only.