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Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant
Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant
Specifications
Brand Name :
YH
Model Number :
Yh
Certification :
ISO，CE，ROHS
Place of Origin :
CHINA
MOQ :
10
Price :
Negotiated
Payment Terms :
L/C,D/A,D/P,T/T,Western Union
Supply Ability :
10000pcs per month
Delivery Time :
10-30days
Packaging Details :
by caront or wooden case
Applications :
Electrical insulators, cutting tools, wear parts, biomedical implants
Dielectric Loss :
0.0002
Flexural Strength :
300 to 400 MPa
Color :
White to off-white
Temperature Resistance :
Up to 1600°C
Manufacturing Method :
Dry Pressing or Isostatic Pressing
Surface Finish :
Polished
Maximum Use Temperature :
1600°C
Tensile Strength :
200 MPa
Density :
3.8 to 3.95 g/cm³
Description

High Wear Resistant Al2O3 Mechanical Alumina Ceramic Seal Ring

High wear resistant Al2O3 mechanical ceramic seal ring:

Color:White ivory

Shape:According to drawings

Raw Material:Alumina ceramic

Usage:Industrial component

Density:3.6-3.85g/cm3

Size:OD85xID31x13mm

✅ Exceptional High-Temp Resistance: Stable operation from -40℃ to 1600℃, withstands continuous high-heat working conditions without deformation or cracking.
✅ Superior Electrical Insulation: Crafted from high-purity alumina (95%/99%/99.5% options), ensuring excellent insulation performance to prevent electric leakage and protect heating elements.
✅ Ideal for Industrial Heating Scenarios: Perfect for electric heaters, heating furnaces, thermal processing equipment, and other industrial electric heating systems. Easy to install and compatible with most standard heating components.
Full Application Scenarios: Semiconductor equipment, power electronics, medical instruments, industrial sensors... It’s competent wherever insulation protection is needed!
Avoid pitfalls in electronic component selection—choose Alumina Insulator Ceramic Tubes! DM us for customized solutions, and enjoy surprise discounts on bulk purchases～

Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear ResistantPolished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant

Application
Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant
Mechanical Properties
Properties
Unit
95%Al2O3
99%Al2O3
99.5%Al2O3
Colour
--
White
Yellow
Yellow
Density
g/cm³
3.7
3.85
3.9
Hardness
GPa
13.7
15.2
15.7
Compressive Strength
MPa
2000
2160
2350
Flexural Strength
MPa
280
310
350
Fracture Toughness
MPa・m1/2
3~4
3~4
4.5
Modulus of Elasticity
GPa
320
360
370
Poissons Ratio
--
0.23
0.23
0.23
Thermal Properties
Properties
Unit
95%Al2O3
99%Al2O3
99.5%Al2O3
Maximum Use Temperature
℃(No load)
1650
1650
1650
Thermal Conductivity @ 20°C
W/(m・K)
24
29
32
Thermal Expansion a at 20–400°C
1 x 10-6/°C
7~8
7~8
7~8
Specific Heat
J/(kg・K)
780
790
780
Thermal Shock Resistance
℃(Put in water)
200
200
200
Electrical Properties
Properties
Unit
95%Al2O3
99%Al2O3
99.5%Al2O3
Dielectric Constant
1MHz
9.4
9.9
9.9
Dielectric Strength
V/m
15 x 10 6
15 x 10 6
15 x 10 6
Dielectric Loss
1MHz
4 x 10 -4
4 x 10 -4
4 x 10 -4
Volume Resistivity @ 25°C
Ω・cm
>10 14
>10 14
>10 14
Volume Resistivity @ 500°C
Ω・cm
>10 8
>10 8
>10 10
Various Types of Alumina Ceramic Sealing Ring
We Can Do OEM and 0BM According to Your Drawing and Requirements.
Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant

Features of alumina ceramic

* Relatively low density;
* Extremely high operating temperature;
* Very high hardness and compressive strength;
* Excellent electrical insulation properties;
* Corrosion and wear resistance;
* Biologically inert, food compatibility.

Alumina Ceramic Properties

The following only lists the performance parameters of the three most common aluminum oxide ceramics.
Normally, alumina ceramics are composed of these types
Packing
Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant
Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant
Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant
FAQ
Q1. Do you provide product samples? Yes, we provide samples subject to availability. A nominal sample fee may apply in some cases, and shipping costs are borne by the customer.
Q2. What are your accepted payment methods? We accept T/T (bank transfer) in advance, Western Union, Alipay, and PayPal.
Q3. What is your typical delivery lead time? Lead times vary depending on product requirements, including material selection, dimensions, and specific manufacturing processes.
Q4. Do you perform quality inspection before shipment? Yes, we conduct 100% inspection of all goods prior to delivery to ensure they meet specified standards.
Q5. What other ceramic materials do you offer? We supply a range of advanced ceramic materials, including Alumina, Zirconia, Aluminum Nitride,Boron Nitride, Silicon Nitride, Machinable Glass Ceramic, and related specialized ceramic
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Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant

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Product Detail
Brand Name :
YH
Model Number :
Yh
Certification :
ISO，CE，ROHS
Place of Origin :
CHINA
MOQ :
10
Price :
Negotiated
Contact Supplier
Polished Surface Al2O3 Mechanical Alumina Ceramic Seal Ring High Wear Resistant

Hunan Yuanhong New Materials Co.,Ltd

Verified Supplier
1 Years
hunan, changsha
Since 2016
Business Type :
Manufacturer
Main Products :
Alumina Ceramic Disc, Alumina Ceramic Tube, Zirconia Ceramic Bead
Total Annual :
10000000-30000000
Employee Number :
80~100
Certification Level :
Verified Supplier
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