Medium-coarse structural material - Graphite square block-Wanji Holding Group

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Medium-coarse structural material - Graphite square block

1. Adopts imported Germany vibration compactor, featuring: 1) Vacuum-pumping; 2) Low porosity; 3) Homogeneous; 4) High volume density.

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Medium-coarse structural material - Graphite square block

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For non aluminum electrolysis purposes

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Introduction to graphitized medium-coarse structural material

1. Adopts imported Germany vibration compactor, featuring: 1) Vacuum-pumping; 2) Low porosity; 3) Homogeneous; 4) High volume density.

2. Adopts periodic baking furnace with cover, featuring: 1) Good heat insulation effect, so that the products are heated evenly; 2) Stable internal structure; 3) High coking value.

Indexes	Unit	Typical value	Standard deviation	Max. value	Min. value
Volume density	g/cm³	1.64	0.015	1.68	1.62
True density	g/cm³	2.2	0.015	2.23	2.19
Resistivity	µW·m	12	1	14	10
Ash content	%	0.5	0.2	0.8
Resistivity	MPa	22	2	28	18
Flexural strength	MPa	8	1	12	6
Porosity	%	25	1	27	24
Coefficient of thermal expansion (20-900) ℃	K-1×10-6	3.5	0.2	4	3
Electrolytic expansion rate	%	0.4

Introduction to graphitized medium-coarse structural material

Physicochemical indexes for graphitized medium-coarse structural material