LG Chemical HIPS MI770 PS, Impact Modified

PS, Impact Modified.

CAS

9003-55-8

Product Type

Polymer > PS GPPS

Applications

Polymers industry
Polymers industry > Injection moulding

Producer

Lg Chem

Advantages

High Gloss

Other Applications

Electric/Electronic Components
Stationary Articles
Food Containers

Quantity	Value	Unit	Comment
Physical Properties
Melting range	190 - 220	ºC	injection molding
Humidity	<0.01	%	injection molding
MFI	6	g/10min	Temperature 200 °C, Load 5 kg, ASTM D1238(G)
Specific Gravity	1.05		ASTM D792
Linear Mold Shrinkage	0.004 - 0.008	cm/cm	Thickness 3.2 mm, ASTM D955
MFI	69	g/10min	ASTM D1238(G), Temperature 220 °C, Load 10 kg
MFI	16	g/10min	ASTM D1238 (I), Temperature 230 °C, Load 3.8 kg
Thermal Properties
Dry Time	120 - 240	min	injection molding
Heat Deflection temperature	83	ºC
Vicat softening temperature	95	ºC
UL RTI	50	ºC	Thickness 1.5 , 3 mm
Mechanical Properties
Tensile strength	34.3	MPa	Yield, 50 mm/min ; ASTM D638, Thickness 3.2 mm
Elongation at break-MD	79	%	Thickness 3.2 mm, 50 mm/min ; ASTM D638
Elongation at yield	4	%	Thickness 3.2 mm, 50 mm/min ; ASTM D638
Tensile modulus-MD	2255.5	MPa	Thickness 3.2 mm, 1 mm/min; ASTM D638
Flexural strength	53.9	MPa	Yield, Thickness 3.2 mm, 15 mm/min; ASTM D 790
Flexural modulus-MD	2667.4	MPa	, Thickness 3.2 mm, 15 mm/min; ASTM D 790
Rockwell Hardness	109		ASTM D 785
Electrical Properties
HAI)High Amp Arc Ignition)	>120	arcs	Thickness 3 mm
Arc Resistance	120 - 180	s	ASTM D 495
Dielectric Strength	40	Kv/mm
Volume resistance	1e+014	ohm-cm
Hot Wire Ignition	7 - 15	s	Thickness 1.5- mm, HWI
Hot Wire Ignition	15 - 30	s	Thickness 3- mm, HWI
HAI)High Amp Arc Ignition)	60 - 120	arcs	Thickness 1.5 mm
Process Properties
Mold Temperature	40 - 70	ºC	injection molding
Drying Temperature	80	ºC	injection molding
Middle Barrel Temperature	180 - 200	ºC	injection molding