Graphite Tube - Zibo Ouzheng Carbon Co., Ltd

Graphite Tube

Product Description

Our graphite tube, made from good performance graphite blocks, are widely used in metallurgy, machinery, electronics and chemical industry, etc. We could supply fine-grain graphite, medium-grain graphite, high pure graphite, isostatic graphite, kinds of domestic and imported graphite, and so on.

The characteristics of our graphite tube:

1. Low electric resistance

2. High temperature resistance

3. Good electric and thermal conductivity

4. High oxidation resistance

5. Greater resistance to thermal and mechanical shock

6. High mechanical strength and machining accuracy

7. Homogeneous structure

8. Hard surface and good flexural strength

Material index

		high pure graphite
Item	Unit	baked twice	baked three time	baked four times
Item	Unit	impregnated once	impregnated twice	Impregnated three times
grain size	mm	≤325mesh	≤325mesh	≤325mesh
Bulk density	g/cm3	≥1.68	≥1.78	≥1.85
Specific resistance	μΩ.m	≤14	≤14	≤13
Bending strength	MPa	≥25	≥40	≥45
Compressive strength	MPa	≥50	≥60	≥65
Ash content	%	≤0.15	≤0.1	≤0.05

Item	Unit	Material 1	Material 2
Max Grain size	mm	0.8	0.8
Bulk Density	g/cm³	≥1.70	≥1.73
Electric Resistance	μΩ.m	≤8.5	≤8
Bending Strength	MPa	≥10	≥12
Compressive Strength	MPa	≥24	≥31
Thermal Conductivity	W/(m.K)	≥120	≥130
C.T.E(100-600)℃	10^-6/℃	≤2.5	≤2.5
Ash Content	%	≤0.3	≤0.3