Graphite Electrode (RPI)

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Processing Time: 1 Days - 60 Days

Packaging Details: STANDARD EXPORTING PACKAGE

Port: Shanghai / Shenzhen / Qingdao / Ningbo / Other

Payment Terms: L/C , T/T , other

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Basic Information

Place of Origin

China (Mainland)
Brand Name

thrive
Model Number

RPI
Type

Electrode Block
Application

Electrodes in EAF and LF for steel making
Diameter

40 - 600mm or 1.6 - 24
Length

250 - 2400mm or 10 - 96
Grade

RPI (Regular Power Impregnated)
Resistance

4 - 9 micro ohm.m
Apparent Density

1.58 - 1.76 g/cc
Thermal Expansion

1.5 - 2.8 x10-6
Flexural Strength

9 - 16 MPa
CERTIFICATE

ISO9001:2008
Nipples

3TPI,4TPI

Brief description

1.Diameter:40 - 600mm or1.6"-24"
2.Length: 250 - 2400mm or10"-96"
3.Grades:RP, RPI (ISO9001:2008standard)
4.Nipples:3TPI,4TPI

Detailed description

Specifications

1.Diameter:40 - 600mm or1.6"-24"
2.Length: 250 - 2400mm or10"-96"
3.Grades: RP, RPI, HP, SHP, UHP(ISO9001:2008standard)
4.Nipples:3TPI,4TPI

Applications

Used in EAF and LF for steel making, as well as in electric smelting furnace for producing industrial silicon, phosphorus, etc.

Programmable properties
1.Good electrical conductivity
2.High resistance to thermal shock
3.High mechanical strength

Grades: RP, RPI, HP, SHP, UHP

Diameter:40 - 600mm or1.6"-24"
Length: 250 - 2400mm or10"-96"

All graphite electrodes are offered with tapered nipples, i.e. 3 or 4 threads per inch, and meet the internationally accepted tolerances as per NEMA CG 1/ IEC 60239 / JIS R7201 standards.

Specifications

Item		Unit	Regular-power				Impregnated
Item		Unit	φ75- 130	φ150- 225	φ250- 300	φ350- 500	φ75- 200	φ250- 350	φ400- 500
Specific Resistance (≤)	E	μ Ω·m	8.5	9	9	9	8	8	8
Specific Resistance (≤)	N	μ Ω·m	8	8	8	8	7.5	7.5	7.5
Bending Strength (≥)	E	MPa	9.8	9.8	7.8	6.4	10	9	8
Bending Strength (≥)	N	MPa	13	13	13	13	15	15	15
Elastic Modulus (≤)	E	GPa	9.3	9.3	9.3	9.3	12	12	12
Elastic Modulus (≤)	N	GPa	14	14	14	14	14	14	14
Bulk Density (≥)	E	g/cm³	1.58	1.52	1.52	1.52	1.58	1.58	1.58
Bulk Density (≥)	N	g/cm³	1.63	1.63	1.68	1.68	1.68	1.68	1.68
C.T.E.(≤) (100-600°C)	E	10^-6/°C	2.9	2.9	2.9	2.9	2.7	2.7	2.7
C.T.E.(≤) (100-600°C)	N	10^-6/°C	2.7	2.7	2.8	2.8	2.5	2.5	2.5
Ash(≤)		%	0.5	0.5	0.5	0.5	0.3	0.3	0.3

Item		Unit	High-power		Super high-power		Ultra high-power
Item		Unit	φ200-400	φ450-500	φ350-400	φ450-500	φ300-400	φ450-500
Specific Resistance(≤)	E	μ Ω·m	7	7.5	6.5	7	6.2	6.5
Specific Resistance(≤)	N	μ Ω·m	6.5	6.5	6	6	5.5	5.5
Bending Strength (≥)	E	MPa	10.5	9.8	10.5	10	10.5	10
Bending Strength (≥)	N	MPa	15	15	16	16	16	16
Elastic Modulus (≤)	E	GPa	12	12	13	13	14	14
Elastic Modulus (≤)	N	GPa	16	16	17	17	18	18
Bulk Density (≥)	E	g/cm³	1.6	1.6	1.62	1.62	1.65	1.64
Bulk Density (≥)	N	g/cm³	1.7	1.7	1.71	1.71	1.72	1.72
C.T.E.(≤) (100-600°C)	E	10^-6/°C	2.4	2.4	2.2	2.2	1.5	1.5
C.T.E.(≤) (100-600°C)	N	10^-6/°C	2.2	2.2	1.8	1.8	1.4	1.4
Ash(≤)		%	0.3	0.3	0.3	0.3	0.3	0.3

Company Profile

Thrive Mining Co., Ltd., established in 1996, is mainly engaged in the export and import of minerals and metallurgical products. Headquartered in the beautiful coastal city — Dalian, it has set up factories and branches in Dalian, Tianjin, Shanghai, Inner Mongolia, South Africa and Zimbabwe.
Main business: the South African foundry grade, metallurgical grade and chemical grade chrome ore, chrome powder and lump ore in Zimbabwe and other mineral resources series; graphite electrodes, specialty graphite and other graphite products, ferrosilicon, iron alloy cored wire, etc. series foam metals and metallurgy and mining, mineral processing machinery and equipment.
Dalian Thrive has so far been adhering to the "integrity management, equality and mutual benefit" principle, in order to serve our customers and contribute to society for the purpose of promoting "integrity, dedication, hard work, enterprising" spirit of enterprise, with customers, suppliers, service providers benefit mutual trust and common development. Thrive's operating performance improved steadily, the business has been expanding, continued to improve the competitiveness of enterprises. Relying on high-quality personnel and improvement of efficient market network, Thrive committed to provide our clients with quality products and professional, attentive service.
Thrive is willing to work with you hand in hand and create a beautiful future!