Test Report - Hengyuan Carbon Materials Co., Ltd

PRODUCT NAME	Oil-based Needle Coke for Graphite Electrodes
INSPECTION ITEMS	UNIT	QUALITY INDEX	TEST METHOD
TRUE DENSITY ≥	g/cm³	2.13	GB/T 24203
SULFUR ≤	wt%	0.35	GB/T 24526
NITROGEN ≤	wt%	0.40	GB/T 19227
VOLATILE ≤	wt%	0.30	YB/T 5189
ASH ≤	wt%	0.04	GB/T 1429
DRY-BASED WATER ≤	wt%	0.10	GB/T 2001
CTE （室温~600℃）≤	10^-6/℃	0.86	GB/T 3074.4
TAP DENSITY （1~2mm）≤	g/cm³	0.95	GB/T 21354
CS （113KN、10min） ≧	%	30	T/ZGTS 002
PR	μΩ·m	500-600	GB/T 24521

PRODUCT NAME

Oil-based Needle Coke for Graphite Electrodes

INSPECTION ITEMS

UNIT

QUALITY INDEX

TEST METHOD

TRUE DENSITY ≥

g/cm³

2.13

GB/T 24203

SULFUR ≤

wt%

0.35

GB/T 24526

NITROGEN ≤

wt%

0.40

GB/T 19227

VOLATILE ≤

wt%

0.30

YB/T 5189

ASH ≤

wt%

0.04

GB/T 1429

DRY-BASED WATER ≤

wt%

0.10

GB/T 2001

CTE （室温~600℃）≤

10^-6/℃

0.86

GB/T 3074.4

TAP DENSITY （1~2mm）≤

g/cm³

0.95

GB/T 21354

CS （113KN、10min） ≧

T/ZGTS 002

μΩ·m

500-600

GB/T 24521

PRODUCT NAME	Oil-based Needle Coke for Graphite Electrode Nipples
INSPECTION ITEMS	UNIT	QUALITY INDEX	TEST METHOD
TRUE DENSITY ≥	g/cm³	2.14	GB/T 24203
SULFUR ≤	wt%	0.35	GB/T 24526
NITROGEN ≤	wt%	0.15	GB/T 19227
VOLATILE ≤	wt%	0.30	YB/T 5189
ASH ≤	wt%	0.04	GB/T 1429
DRY-BASED WATER ≤	wt%	0.10	GB/T 2001
CTE （室温~600℃）≤	10^-6/℃	0.86	GB/T 3074.4
TAP DENSITY （1~2mm）≤	g/cm³	0.95	GB/T 21354
CS （113KN、10min） ≧	%	32	T/ZGTS 002
PR	μΩ·m	500-600	GB/T 24521

PRODUCT NAME

Oil-based Needle Coke for Graphite Electrode Nipples

INSPECTION ITEMS

UNIT

QUALITY INDEX

TEST METHOD

TRUE DENSITY ≥

g/cm³

2.14

GB/T 24203

SULFUR ≤

wt%

0.35

GB/T 24526

NITROGEN ≤

wt%

0.15

GB/T 19227

VOLATILE ≤

wt%

0.30

YB/T 5189

ASH ≤

wt%

0.04

GB/T 1429

DRY-BASED WATER ≤

wt%

0.10

GB/T 2001

CTE （室温~600℃）≤

10^-6/℃

0.86

GB/T 3074.4

TAP DENSITY （1~2mm）≤

g/cm³

0.95

GB/T 21354

CS （113KN、10min） ≧

T/ZGTS 002

μΩ·m

500-600

GB/T 24521

Market Services
(Chemical Product)
+86 0534 8219607
market-service@hyshjt.com

Market Development1
(Needle coke and Others)
+86 0534 8219609
marketing-1@hythjt.com

Market Development2
(Needle coke and Others)
+86 0534 8219625
marketing-2@hythjt.com

Market Development3
(Needle coke and Others)
+86 0534 8219608
marketing-3@hythjt.com

Company address: No.169,Hongtan Stree,Linzi Town,Linyi County,Dezhou City,Shandong Province,China

Market Services (Chemical Product)
+86 0534 8219607
market-service@hyshjt.com

Market Development1 (Needle coke and Others)
+86 0534 8219609
marketing-1@hythjt.com

Market Development2 (Needle coke and Others)
+86 0534 8219625
marketing-2@hythjt.com

Market Development3 (Needle coke and Others)
+86 0534 8219608
marketing-3@hythjt.com

Company address: No.169,Hongtan Stree,Linzi Town,Linyi County,Dezhou City,Shandong Province,China

INSPECTION REPORT ON NEEDLE COKE

Oil-based Needle Coke for Graphite Electrodes

Oil-based Needle Coke for Graphite Electrodes

Oil-based Needle Coke for Graphite Electrode Nipples

Oil-based Needle Coke for Graphite Electrode Nipples