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LINZHANG HUAYE CARBON CO.,LTD
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High quality graphite rod,graphite bar,graphite block

High quality graphite rod,graphite bar,graphite block

Place of Origin : HEBEI
Brand Name : HUAYE
Model Number : 80-98
Certification : ISO
Price : USD1000-2500/TON
Packaging Details : WOODEN CRATES
Delivery Time : 20tons/container
Payment Terms : t/t,d/p,l/c
Supply Ability : 1000-2000tons/month
MOQ : 20tons
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High qualitygraphiterod,graphitebar,graphiteblock

Producing progress:

Raw material→Crushing→Calcining→Milling/medium crushing→Screening→-Dosing→Kneading→Forming→Baking→Graphitization→Mmachining→Inspection→Pproducts

Application:

Non-ferrous metal casting

precious metal smelting

chemical industry

glass industry

Applications

Electrodes, anodes, cathodes, heating elements, resistors, fluxing/degassing tubes, molds, crucibles, special structural parts, etc. in metallurgy, mechanical engineering, chemical & electrochemical industry, energy management, glass & ceramics, transportation and other industries.

Physical and chemical index








Items

Unit

RP

HP

UHP

250-300mm

350-550mm

200-400mm

450-550mm

300-400mm

450-550mm

Resistivity(MAX)

Electrode

μΩm

9

7

7.5

6.2

6.5

Nipple

8.5

6.5

5.5

Bending Strenth(MIN)

Electrode

Mpa

7.8

6.4

10.5

9.8

10.5

10

Nipple

13

14

16

Elastic Modulus(MAX)

Electrode

Gpa

9.3

12

14

Nipple

14

16

18

Bulk Density(MIN)

Electrode

g/cm3

1.52

1.6

1.65

1.64

Nipple

1.68

1.7

1.72

1.7

Ash(MAX)

Electrode/Nipple

%

0.5

0.3

0.3

CTE(MAX)

Electrode

10-6/°C

2.9

2.4

1.5

Nipple

2.8

2.2

1.4

Tolerances of electrode diameters and lengthes(mm)

Nominal Diameter

Actual Diameter

Length

Max

Min

Black surface min

250

256

251

248

1600/1800

300

307

302

299

1600/1800

350

357

352

349

1600/1800

400

409

403

400

1600/1800/2000/2200

450

460

454

451

1600/1800/2000/2200

500

511

505

502

1800/2000/2200/2400

550

562

556

553

1800/2000/2200/2400

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Item

Unit

RP Grade
Dia 100-600mm

IP Grade Dia 150-500mm

HP Grade
Dia

300-600mm

SHP Grade
Dia 300-600mm

UHP Grade
Dia 350-600mm

Electrode
Resistivity≤

Nipple

μΩM

8.5
7.5

7.5
7.0

6.5
6.0

6.0
5.5

5.5
4.5

Electrode
Bending strength ≥

Nipple

MPa

9.8
13.0

10.0
13.0

10.0
14.0

10.0
16.0

11.0
16.0

Electrode
Elastic Modulus ≤

Nipple

GPa

9.3
14.0

12.0
14.0

12.0
16.0

14.0
18.0

14.0
18.0

Electrode
Bulk Density ≥

Nipple

g/cm

1.56
1.69

1.62
1.70

1.63
1.72

1.64
1.72

1.65
1.72

Electrode
CTE ≤

Nipple

100~600

2.9
2.8

2.7
2.5

2.2
2.0

2.2
1.6

1.5
1.4

ASH≤

%

0.5

0.3

0.3

0.3

0.3


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