$ceramic insulation alumina refractory$

ceramic insulation alumina refractory

Quick Details (View All)

Place of Origin	China	Shape	BLOCK
Material	Alumina Block	SiO2 Content (%)	customzie
Al2O3 Content (%)	customzie	MgO Content (%)	customzie
CaO Content (%)	customzie	Refractoriness (Degree)	Super-Class (Refractoriness> 2000°)
CrO Content (%)	customzie	SiC Content (%)	customzie
Brand Name	SX	Processing Service	Bending, moulding
keywords	99% alumina ceramic tube	Feature	Eco-Friendly, Stocked, BPA free ,eco-friendly, non-toxic

Product Details

Material

Performance
Item	Index	Unit	Steatite ceramic	95 Al2O3	96 Al2O3
Physical Characteristics	Bulk density	g/cm3	2.7	3.2	3.6
Physical Characteristics	Water absorption	%	0	0	0
Mechanical Characteristics	Flexural strength	Mpa	145	320	340
	Hardness Vickers	Gpa	5.7	12.2	13.5
	Poisson’s ratio	-	0.21	0.22	0.23
Thermal Characteristics	Thermal conductivity	w/(m.k)	2.5	16	24
Electrical Characteristics	Dielectric constant(1MHZ)	-	6.2	9	9.4

Product Description

1. Advantages :

1). Excellent insulation ,security , long working life .

2). Precise grinding and polishing.

3). Excellent heat radiation, small size ,more environmental and energy-efficient .

4). good thermal conductivity
5). large specific heat capacity
6). low pressure drop
7). good heat-shock resisting ability

8). Working temperature: 600℃-1200℃

2. Application :

1). Gas cooker,Water heater,Gas oven, Gas boiler,Air-conditioning and so on.

2). As ceramic parts of flexible pad and channel heaters at operations of pre and postweld heat treatment; Welding process, stress-relieving, pre-heating & post heating, other resistance-heating environment
3). halogen lamps, high and low pressure uv lamps, mercury lamps, uv lamp holders and heating tubes.

4). high-power electrical applicance and all kinds of insulation device.