光扩散PC-LH3022U

产品简介 / Introduction

PC TRIREX®	品类	牌号	特性	用途
TRIREX LH3022U	PC	LH3022U	非强化，耐气候，扩散	OA，汽车外饰

TYPICAL DATA OF
TRIREX LH3022U GRADE

PROPERTY	UNIT	ASTM METHOD	TYPICAL DATA
PHYSICAL
Specific Gravity	-	D792	1.2
Water Absorption (24 hours at 23℃)	%	D570	0.15
Melt Flow Rate (300℃, 1.2kg)	g/10min	D1238	28

MECHANICAL
Tensile Strength at yield	kgf/cm²	D638	610
Tensile Elongation at break	%	D638	110
Flexural Strength at yield	kgf/cm²	D790	930
Flexural Modulus	kgf/cm²	D790	23,500
Izod Impact Strength, notched, 23℃(1/8")	kgf.cm/cm	D256	20
Rockwell Hardness	R scale	D785	120

THERMAL
HDT, 18.6 kgf/cm²	℃	D648	128

OTHERS
UL-94 Flammability	-	(UL 94)	V-2
Mold Shrinkage	%	D955	0.5~0.7
※ The figures listed in this table are typical values obtained under the standard test methods and may not beapplicable for products that are under different application condition.

PROCESSING GUIDE FOR
TRIREX LH3022U GRADE

SPECIFICATION	UNIT	CONDITIONS

Drying Temperature	℃	120
Drying Time	hr	3~4
Moisture Content, Max	%	0.02

Melt Temperature	℃	290~310
Nozzle Temperature	℃	275~310
Front Temperature	℃	280~315
Middle Temperature	℃	270~290
Rear Temperature	℃	260~280
Mold Temperature	℃	65~105

Injection Pressure	MPa	70~140
Injection Rate	%	50~80
Back Pressure	MPa	0.4~0.6
Screw Speed	Rpm	50~70
• General processing conditions for TRIREX LH3022U are shown below. • Drying prior to processing is essential to ensure desired appearance and property performance.