14mm diameter alumina ignition electrode for gas burner

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Product details

Advantage:	Hot and cold manufacturing process quality	Key words:	14mm diameter alumina ignition electrode for gas burner
Supply capacity:	1,000,000 pieces/month	Packaging Details:	Carton (350190230cm) or as your request diameter 14mm alumina ignition electrode for gas burner
model:	BNDH	Certificate:	International Organization for Standardization
payment terms:	Letter of Credit, T/T, Western Union, MoneyGram	feature:	environmentally friendly
Free samples:	usable	place of origin; place of origin:	Jiangsu, China
ID:	Laser Marking	color:	customer request
application:	Gas stoves/burners/boilers/industrial equipment	port:	Shanghai/Ningbo
brand:	Burn/OEM	Material:	Alumina - Zirconia, 95% Alumina, Kanthal-A1
Pay:	wire transfer, letter of credit	type:	Electrothermal ceramics

Product Description

Alumina (Al2O3) Ceramic Parameters List
Material		Alumina (Al2O3)				zirconium dioxide	recrystallized silicon carbide	Silicon Nitride Bonded Silicon Carbide
Function	unit	Aluminum 997	AL995	AL99	AL95	Zirconia	Silicon carbide	Silicon carbide
content	--	99.70%	99.50%	99.00%	95%	--	--	--
color	--	ivory	ivory	ivory	ivory/white	milky	Black	Black
air tightness	--	airtight	airtight	airtight	airtight	airtight	--	--
density	g/cc	3.94	3.9	3.8	3.75	5.89	2.7	2.8
Straightness	--	1‰	1‰	1‰	1‰	1‰	1‰	1‰
hardness	Mons	9	9	9	8.8	8.5	9.5	9
Water absorption (20℃)	--	≤0.2	≤0.2	≤0.2	≤0.2	0	0	0
Bending strength (20℃)	MPa	375	370	340	304	1200	90	180
Compressive strength	MPa	2300	2300	2210	1910	5700	600	650
Thermal expansion coefficient (25℃-800℃)	10-6/℃	7.6	7.6	7.6	7.6	10	4.7	5
Dielectric strength (5mm)	AC kV/mm	10	10	10	10	--	--	--
Dielectric loss 25℃@1MHz	--	<0.0001	<0.0001	0.0006	0.0004	0.001	--	--
Dielectric constant 25℃@MHz	--	9.8	9.7	9.5	9.2	29	--	--
Volume resistivity (20℃-300℃)	Ω·cm3	>1014 2*1012	>1014 2*1012	>1014 4*1011	>1014 2*1011	>1013 5*108	--	--
Operating temperature	°C	1700	1650	1600	1400	2200	1650	1450
Thermal conductivity (25℃)	W/m K	35	35	34	20	3	twenty three	15

Main technical characteristics of iron-chromium-aluminum electric heating alloy (GB/T1234-95)
	brand	1Cr13A14	1Cr21A14	0Cr21A16	0Cr23A15	0Cr25A15	0Cr21a16Nb	0Cr27A17Mo2
Function		1Cr13A14	1Cr21A14	0Cr21A16	0Cr23A15	0Cr25A15	0Cr21a16Nb	0Cr27A17Mo2
Main chemical composition%	chromium	12.0~15.0	17.0~21.0	19.0~22.0	20.5~23.5	23.0~26.0	21.0~23.0	26.5~27.8
	aluminum	4.0~6.0	2.0~4.0	5.0~7.0	4.2~5.3	4.5~6.5	5.0~7.0	6.0~7.0
	iron	√	√	√	√	√	√	√
	Reply	√	√	√	√	√	√	√
							Niobium: 0.5	Molybdenum: 1.8~2.2
Component operating temperature °C		950	1100	1250	1250	1250	1350	1400
Melting temperature °C		1450	1500	1500	1500	1500	1510	1520
Density g/cm 3		7.40	7.35	7.16	7.25	7.10	7.10	7.10
Resistivity		1.25±0.08	1.23±0.06	1.42±0.07	1.35±0.06	1.45±0.07	1.45±0.07	1.53±0.07
tensile strength		588~735	637~784	637~784	637~784	637~784	637~784	637~784
elongation		≥16	≥12	≥12	≥12	≥12	≥12	≥10
Repeated bending times		≥5	≥5	≥5	≥5	≥5	≥5	≥5
specific heat		0.490	0.49	0.520	0.460	0.494	0.494	0.494
Thermal Conductivity		52.7	46.9	63.2	60.1	46.1	46.1	45.2
Linear expansion coefficient		15.4	13.5	14.7	15.0	16.0	16.0	16.0
Hardness HB		200~260	200~260	200~260	200~260	200~260	200~260	200~260
micro structure		iron	iron	iron	iron	iron	iron	iron
magnetic		√	√	√	√	√	√	√