Hot sale Factory 450mm Hp Graphite Electrode For Arc Furnace - HP Graphite electrode – Yidong

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We are convinced that with joint efforts, the business between us will bring us mutual benefits. We can assure you product quality and competitive price for High Carbon Low Resistance Graphite Electrode Hp, Specialties Graphite, Rp 250 Mm Graphite Electrodes, Our ultimate target is usually to rank as a top brand also to lead as a pioneer in our field. We are sure our profitable experience in tool generation will gain customer's trust, Wish to co-operate and co-create a far better foreseeable future with you!

Hot sale Factory 450mm Hp Graphite Electrode For Arc Furnace - HP Graphite electrode – Yidong Detail:

Description
This product is mainly applied for higher power elecric arc furnace as a conductive material,the high power graphite electrode was produced with high quality raw material and the quality is controlled strictly during production process.Our products won the trust of the users by good quality,reasonable price and attentive service.
We have HP graphite electrodes diameter 100-700mm.

Feature
1.High mechanical strength, low electrical resistance.
2. High-purity, high-density, strong chemical stability.
3.High machining accuracy, good surface finishing.
4.High resistance to oxidation and thermal shock.
5.Anti-oxidation treatment for longevity.
6. Resistant to cracking & spalling.

Quality requirements
1.There should be less than two defects or holes on the electrode surface.
2. There should be no transverse crack on the electrode surface. For the longitudinal crack, the length should be less than 5% of the electrode circumference and the width should be 0.3 to 1.0 mm.
3. The width of black area on electrode surface should be less than 1/10 of the electrode circumference and the length should be less than 1/3 of the electrode.

Specification
The physical and chemical indexes of high-power graphite electrodes and nipples refer to YB/T 4089-2015

Project		Nominal diameter /mm
Project		200~400	450~500	550~700
Resistivity /μΩ·m ≤	Electrode	7.0	7.5	7.5
Resistivity /μΩ·m ≤	Nipple	6.3	6.3	6.3
Flexural Strength /MPa ≥	Electrode	10.5	10.0	8.5
Flexural Strength /MPa ≥	Nipple	17.0	17.0	17.0
Elastic Modulus /GPa ≤	Electrode	14.0	14.0	14.0
Elastic Modulus /GPa ≤	Nipple	16.0	16.0	16.0
Bulk Density /(g/cm³) ≥	Electrode	1.60	1.60	1.60
Bulk Density /(g/cm³) ≥	Nipple	1.72	1.72	1.72
Thermal expansion coefficient /(10^-6/℃) ≤ （room temperature~600℃）	Electrode	2.4	2.4	2.4
	Nipple	2.2	2.2	2.2
Ash /％ ≤		0.5	0.5	0.5
Note: Ash is divided into reference index.

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This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!