sigrafine ® hlm pdf

SIGRAFINE® HLM
+ SIGRAFINE® is the new brand name for our
Material:
Graphite
Forming:
Extruded
fine-grain graphites, previously known under
the names RINGSDORFF®, SIGRAFORM®,
SIGRAMENT® and CRYSTA-SIL®.
Application: Industrial and electronic applications
Material data of SIGRAFINE® HLM
Typical properties
Bulk density
Ø 75 ...
Ø 300 ... Ø 780 mm
Ø 250 ... mm  500² ... 610 x 760 ... mm
Units
Test standards
Ø 915 mm
g / cm³
ASTM C559
1.75
1.72
1.72
1.6
Max. grain size
mm
DIN 66165
0.8
0.8
Open porosity
Vol. %
ASTM C604
15
16
21
7.2
10.0
7.8
9.5
7.6
9.5
μΩm
ASTM C611
II
–I
Dynamic modulus of elasticity
GPa
ASTM C747
II
–I
11.0
7.0
8.5
7.0
9.0
7.0
Flexural strength (4 points)
MPa
ASTM C651
II
–I
23.0
16.0
19.0
19.0
13.5
–
Compressive strength
MPa
ASTM C695
II
–I
46
42
40
39
–
–
Tensile strength
MPa
DIN 51914
II
–I
17.0
11.0
12.5
12.5
–
–
10 -⁶K-¹
DIN 51909
II
–I
2.6
4.0
3.0
3.5
2.1
3.0
Wm-¹K-¹
DIN 51908
II
–I
190
130
160
140
–
–
%
DIN 51903
0.08
0.08
0.08
Resistivity
Thermal expansion (20 – 200 °C)
Thermal conductivity (20 °C)
Ash content
II parallel to the grain direction; –I perpendicular to the grain direction
® registered trademarks of SGL CARBON SE
09 2014/0 E Printed in Germany
This information is based on our present state of knowledge and is intended to provide general notes on our products and their uses. It should therefore not be construed
as guaranteeing specific properties of the products described or their suitability for a particular application. Any exis
ting industrial property rights must be observed.
The quality of our products is guaranteed under our “General Conditions of Sale”.
Graphite Specialties | SGL CARBON GmbH
Sales Europe/Middle East/Africa | [email protected]
Sales Americas | [email protected]
Sales Asia/Pacific | [email protected]
www.fine-grain-graphites.com | www.graphitespecialties.com TDS HLM 1101.02

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