Specialty Blocks & Rounds

Graphite Australia’s graphite blocks and rounds are available in a variety of grades and sizes. Our extruded, molded, and isotropic graphite cover three distinct grain sizes.

Our graphite exhibits consistent and homogeneous properties to provide excellent stock for easy machining into a variety of quality parts.

For your convenience Graphite Australia also offers full machine shop services.

Standard Products

 

Graphite Rods
Extruded 5cm to 60cm dia. with lengths up to 2000mm. Grades PRD and PRD-N

 

Graphite Blocks
Molded blocks as follows:
+ 400 x 650 x 1800mm , 400 x 800 x 1800mm, and 500 x 500 x 1800mm Grade PFR
+ 500 x 650 x 1800mm and 500 x 950 x 1800mm Grade PFR-N

 

Graphite Rounds – Molded 800 to 1500mm dia. x max length of 600mm PDF and PDF-N Grade

Isotropic – Maximum Diameter is 350mm dia. x 600 length 200 x 400 x 550mm Grade PFG and PFG-N

Other sizes and/or machined parts can be provided on request.

Specialty Graphite Specifications

Below are our grades and specifications for Specialty Graphite

Products:

Properties
Grade

Bulk Density
g/cm3

Particle Size
inches/mm

Electrical Resistivity
Ωinch/μΩm

Flexural Strength
psi/MPa

Compressive Strength
psi/MPa

Block

PF

1.65

.08 /2

4.0 / 10.0

1850 /13

3950 / 27

PFR

1.72

.031 / .8

3.25 / 8.5

2300 / 16

5100 / 35

PFR-N

1.75

.031 / .8

3.1 / 8.0

2750 / 19

5650 / 39

Round

PDF

1.67

.031 / .8

4.0 / 10.0

2000 / 14

5000 / 30

PDF-N

1.76

.031 / .8

3.1 / 8.0

2600 / 18

5500 / 38

Rod

PRD

1.65

.031 / .8

4.0 / 10.0

2300 / 16

5100 / 35

PRD-N

1.72

.031 / .8

3.25 / 8.5

2900 / 20

5800 / 40

Isostropic

PCCX1

1.68

0.043

9.0

27

57

PCCX2

1.78

0.043

8.0

30

60

PCCX3

1.83

0.043

7.25

48

100