Alumina Ceramic Ignition Electrode for Gas Boilers

September 08, 2023

Model NO.: HB109

Surface: Glazed

Material: 95% Alumina

Color: White

Type2: Ceramic Electrode

Trademark: HB

Transport Package: Wooden Box or Carton

Specification: ROHS

Origin: Jiangsu/China

HS Code: 6906000000

alumina igniter electrode ceramic for gas burner

Material: 95% ceramic, glazed ceramic tube
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size: OD8.0*ID3.5*L100MM, OD14*ID4.5*L200MM
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1. Details:
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ceramic insulator tube for many kinds of ignition systems. such as gas cookers, and heaters etc.
glazed ceramic tube, it is used as the ceramic ignitor
material is 95%AL2O3, with glazed surface.
we are in good position to produce them as per your drawing.
if you need any of them, please feel free to contact us.
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2. Features:
a. ceramic with smooth glazing
b. Abrasive and errosion resistant
c. Lead free glazing(ROHS)
d. anti-high temperature
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Industry wear resistant ceramic
Using aluminum oxide as raw material,adding a variety of abrasion resistant materials,with unique molding method,Abrasion resistant ceramic is sintered by 1600 and achieve 95 porcelain standard.With great density,high toughness,abrasion resistance and smooth surface,equivalent to 266 times as manganess steel.it adopt surface design to cushion material lining and avoid breaking the ceramic.
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Range of application
Thermal power plant,steel,coal,pier,glass-making,coking mine,and cement industry.
In thermal power plant,coal conveying and milling system
In concentration plant,whirlcone liner,elbow,pipe,valve,sieve plate and charging hole etc
In magnetic extractor,magnetic roller,dump chest,discharge hole

Alumina Ceramic Ignition Electrode for Gas Boilers

Alumina Ceramic Ignition Electrode for Gas Boilers

ItemÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	Â	UnitÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	Steatite ceramicÂ Â Â Â Â Â Â Â Â Â Â	95 Al2O3Â Â Â Â Â Â Â Â Â Â Â Â Â	96 Al2O3Â Â Â Â Â Â Â Â Â Â Â Â Â
Physical CharacteristicsÂ Â Â Â Â Â Â Â Â Â Â	Bulk densityÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	g/cm3	2.7	3.6	3.6
Physical CharacteristicsÂ Â Â Â Â Â Â Â Â Â Â	Water absorptionÂ Â Â Â Â Â Â	%	0	0	0
Mechanical CharacteristicsÂ Â Â Â Â Â Â Â Â Â Â	Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Flexural strength	Mpa	145	320	340
	Hardness VickersÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	Gpa	5.7	12.2	13.5
	Elastic modulusÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	Gpa	120	280	320
	Poisson's ratioÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	-	0.21	0.22	0.23
Thermal CharacteristicsÂ Â Â Â Â	Linear expansion coefficientÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	(20-5000C) 10-6/0C	7.9	7.1	7.2
	Thermal conductivityÂ Â Â Â Â Â Â	w/(m.k)	2.5	16	24
	Specific HeatÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	10-3J/(kgK)	0.75	0.78	0.78
Electrical CharacteristicsÂ Â Â Â Â	Dielectric constant(1MHZ)Â Â Â Â Â	-	6.2	9	9.4
	Dielectric loss angleÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â	*10-4	18	15	5
	Dielectric strengthÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â	*106V/m	18	12	15

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