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Alumina Ceramic Ring made in china for export with good price

Atwill international co.,ltd

Alumina Ceramic Ring made in china for export with good price

Model Number : according to customer requirment #&

Certification : ISO9001

Place of Origin : China

MOQ : 1000 pcs

Payment Terms : TT,L/C at sight,Paypal,Western Union

Supply Ability : 100 Ton per month

Delivery Time : 30 days adter confirm order

Packaging Details : plastic bag and wooden case

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Alumina Ceramic Ring

High-purity Alumina Ceramic Seal Ring

Specifications:

1. High density;

2. High hardness;

3. Low thermal conductivity;

4. Chemical inertness;

5 .Resistance to molten metals;

6. Good Wear resistance;

7. High fracture toughness;

8. Good insulation performance and high temperature resistance.

Chemical Properties:

Table1: Technical Parameter Of Alumina Ceramics
Item Test condition Unit& Symbol 95%
Alumina Ceramics
99%
Alumina Ceramics
99.7%
Alumina Ceramics
The Main
Chemical Ingredient
Al2O3 Al2O3 Al2O3
Bulk Density g/cm³ > 3.6 3.89 3.96
Maximum Use Temperature º C 1450 1600 1650
Water Absorption % 0 0 0
ROHS Hardness ≥ 85 ≥ 89 ≥ 89
Flexural Strength 20 º C Mpa(psi*10³ ) 358(52) 550 550
Compressive Strength 20 º C Mpa(psi*10³ ) 2068(300) 2600(377) 2600(377)
Fracture Toughness K(lc) Mpa m 1/2 4-5 5.6 6
Coefficient Of Thermal Expansion 25-1000 º C 1*10 -6 /º C 7.6 7.9 8.2
Coefficient Of Thermal Conductivity 20 º C W/mk 16 30.0 30.4
Thermal Shock Resistance Δ Tc º C 250 200 200
Dielectricity Constant 1MHz. 25 º C 9 9.7 9.7
Dielectricity Strength ac-kV/mm(ac V/mil) 8.3(210) 8.7(220) 8.7(220)
Volumn Resistivity 100 º C ohm-cm > 1013 > 1014 > 1014


Applications:

1, ceramic shaft for aquatic animals equipment filter pump
2, Ceramic plunger for high pressure cleaner.
3,Wearlessness,resistant acid-base and high intensity ceramic assembly apply to petroleum ,chemical and chemical industry.
4,Wearlesness, corrosion resistance, thermostable parts apply to precision machine.Alumina Ceramic Ring made in china for export with good priceAlumina Ceramic Ring made in china for export with good price


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