Description
Wholesale lightweight alumina ceramic valve disc ceramic discfor cartridgeMaterial:95-97%,Al2O3 Colour:White,Ivory,Pink,Dark.Specification: OD: 11.5mm---41mmceramic discs Features:1.The frictional times is 300, 000 to 500, 000,2.Density :3.6~3.7g/cubic centimeter,3.Rigidity is 84~86 HRA,4.The thickness tolerance is less than 0.02mm, the diameter tolerance is less than 0.02mm,5. Satisfy various technical request6. Lower medium spoilage6. Good insulation performance and high temperature resistance7.Stiffness texture8. Used in all electric products and electric heating products9.OEM, ODM and OBM are welcomedWe can supply the products according to customer's drawings, samples and performance requirement.Project | Test the condition | Unit | 95 porcelain |
Backbone | | | 95%AL2O3 |
Physical property | Density of volume | Normal atmospheric temperature | g/cm3 | 3.6 |
Airtight | Normal atmospheric temperature | . | Pass |
Absorbing water rate | Normal atmospheric temperature | % | 0 |
Temperature that frit | | °C | 1650 |
Mechanical performance | Rockwell hardness | Normal atmospheric temperature | HRA | 86 |
Resist the intensity of turning back | Normal atmospheric temperature | Mpa | 320 |
Compression strength | Normal atmospheric temperature | Mpa | 1200 |
Hot performance | Use temperature at most | | °C | 1600 |
Heat resistant shaking | 20O°C-1100O°C | 10Num | Pass |
Hot coefficient of expansion | 20O°C-80O°C | ×10-6mm/°C | 6.5-8.0 |
Heat-conduction rate | 25°C | W/m.k | 25 |
300°C | W/m.k | 13 |
Packaging of alumina ceramic disc : PE bag inside outer carton(930*630*230mm),finally make the wooden pallet(950*950mm 950*1000mm) or according to your requirement
Shipping of alumina ceramic disc : delivery within 15 days after confirm the order.
Enquiries welcomed !