제품단면

기술사양

테스트방법

Test Item	Test Methods
Gloss	60 ° gloss meter
Pencil hardness test	Scratched Mitsubishi uni-pencil harder than "H"
Cross cut erichsen test	100 grids of 1mm×1mm by knife and pushed up by 6mm with Erichsen tester
Cross cut test	Leave 1 hour after boiling test, 100 grids of 1mm×1mm by knife
Impact test	Drop steel ball of 1000gr weight and 12.7mm diameter at 50cm height
Bending test	Completely folded, wrapping Mendril bar of diameter equivalent to 2 layers of test sample
Salt water spray test	Sprayed with 5% salt water at 35 °c
Weathering test	Over 1000 hours with Weather-O-Meter
Resistance to Acid test	Spot 5% HCI(of H2SO4) and leave 24 hours
Resistance to Alkali test	Spot 5% NaOH and leave 24 hours
Resistance to Solvent test	Rubbed by gauze soaked in M.E.K(of zylene) until the base metal exposed
Resistance to Boiling test	Dipped in boiled water for 1 hours
Ultraviolet rays test	Exposed at 100V/10W ultraviolet rays lamp from 150mm distance for 6 hours

테스트결과

Test Item	RMP	HDP	HPP
Gloss	5%-110%	5%-110%	5%-110%
Pencil hardness test	H Good	2H Good	F~H Good
Cross cut erichsen test	Good	Good	Good
Cross cut test	Good	Good	Good
Impact test	No crack	No crack	No crack
Bending test	5T No crack 이하	5T No crack 이하	0-1T No crack
Salt water spray test	500Hrs	500Hrs	500Hrs
Weathering test	cc	1000Hrs Good	500Hrs Good
Resistance to Acid test	24Hrs Good	24Hrs Good	24Hrs Good
Resistance to Alkali test	24Hrs Good	24Hrs Good	24Hrs Good
Resistance to Solvent test	50times Good	50times Good	100times Good
Resistance to Boiling test			No change
Ultraviolet rays test			No change

Test Item	PRINT	Related Spec.
Gloss	80%-110%	option
Pencil hardness test	H Good	KS D 3520
Cross cut erichsen test	Good	KS B 0812c / KS M 3343
Cross cut test	Good
Impact test	No crack	KS D 3520
Bending test	0-2T No crack	KS D 3520 / KS M 3343
Salt water spray test	500Hrs	KS D 9502 / ASTM B 117
Weathering test	1000Hrs Good	JIS Z 0230
Resistance to Acid test	24Hrs Good	KS M 3343 / PCTM 61310
Resistance to Alkali test	24Hrs Good	KS M 3343 / PCTM 61310
Resistance to Solvent test	50times Good
Resistance to Boiling test	No change
Ultraviolet rays test	No change

생산능력

생산능력:

　연간 80,000톤

사용소재:

　냉간압연강판 (CR) 용융아연도강판 (GI)

　전기아연도강판 (EGI) 갈바륨강판(GL)

　알루미늄강판 (AL)

사용소재:

　두께 - 0.4 ~ 1.2 MM

　폭 - 400 ~ 1,450 MM

　길이 - 300 ~ 5,000 MM

제품규격

- Standard of Metal

Item / Std.	POSCO	KS	JIS	ASTM
CR	CSP1	SCP1 (KSD3512)	SPCC (JISG3141)	A366
EGI	EGS1	SECC (KSD3528)	SECC (JISG3313)	A591-CQ
GI	CGCC	SGCC (KSD3506)	SGCC (JISG3302)	A526

- Standard

PCM	Thickness	Width	Length
0.3 ~ 1.2	500 ~ 1500	350 ~ 50000

- Tensility

Standard	Yield Point (Kg/mm2)	Tensile Strength (Kg/mm2)	Elongation Ratio(%)
Less than 36	Over 28	Over 30

- Dimension

Tolerance	Width	Length	Diagonal Tolerance
±0.5	±0.5	1mm 이내 관리

*세부적인 제품규격은 고객과 협의가 필요합니다.