Electric Ceramic Spark Ignition Electrode

alumina igniter electrode ceramic for gas burner

Material: 95% ceramic, glazed ceramic tube
 
size: OD8.0*ID3.5*L100MM, OD14*ID4.5*L200MM
 
1. Details:
 
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.
 
2. Features:
a. ceramic with smooth glazing
b. Abrasive and errosion resistant
c. Lead free glazing(ROHS)
d. anti-high temperature
 
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.
 
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




 

Item		Unit	Steatite ceramic	95 Al2O3	96 Al2O3
Physical Characteristics	Bulk density	g/cm3	2.7	3.6	3.6
	Water absorption	%	0	0	0
Mechanical Characteristics	Flexural strength	Mpa	145	320	340
	Hardness Vickers	Gpa	5.7	12.2	13.5
	Elastic modulus	Gpa	120	280	320
	Poisson's ratio	-	0.21	0.22	0.23
Thermal Characteristics	Linear expansion coefficient	(20-5000C) 10-6/0C	7.9	7.1	7.2
	Thermal conductivity	w/(m.k)	2.5	16	24
	Specific Heat	*10-3J/(kg*K)	0.75	0.78	0.78
Electrical Characteristics	Dielectric constant(1MHZ)	-	6.2	9	9.4
	Dielectric loss angle	*10-4	18	15	5
	Dielectric strength	*106V/m	18	12	15