Product Details

High purity 99% alumina ceramic welding nozzles

Feture

99 % alumina ceramic welding nozzles has the advantages of super hardness, high wear-resistance, good corrosion resistance, electric insulation, resistant acid-base, high intensity,high thermal stability, high temperature tolerance, good insulation, high strength, precision process, high mechanical strength, good chemical stability. Good smoothness, mechanical seal good, polishing surface and so on.

Technical parameters

Items	Unit	95%Al2O3	99.5%Al2O3
Density	g/cm3	3.7	3.9
Flexural Strength	MPa	313	340
Compressive Strength	MPa	3400	3600
Modulus of Elasticity	GPa	350	380
Impact Resistance	MPa·m1/2	4	5.1
Weibull Modulus	m	10	10
Vickers Hardness	HV0.5	1800	1900
Thermal Conductivity	W/mk	24	27
Highest Application Temperature	°C	1600	1750
Volume Resistivity at 20°C	Ω.cm20	>10¹⁴	>10¹⁴
Dielertric strength	KV/mm	20	25
Thermal expansion	X10-6/K	5.0-8.3	5.4-8.3

Forming methods including:

1. Drying pressing

2. Isostatic pressing

3. Hot pressing casting

Application

1.Ceramic tube or Ceramic shaft for aquatic animals equipment filter pump,it has

Wear resistant and corrosion function, increase the service life of the product.

2.Ceramic plunger for high pressure cleaner.

3.Wearlessness, resistant acid-base and high intensity ceramic assembly apply to petroleum, chemical and chemical industry.

Marks:

Shaped as customers' requirment and drawing.If you are interested in our products,please don't hesitate to contact with us,we will reply to you at the first time and provide our the best price,the highest quality,the fastest delivery and the best professional service to you.