Mechanical seal-multiple spring which are availble in a wide varietyh of elastomers for handing practically every industril fluid. All components
are held togther by a snap ring in a unized construction design and can be repaired easily on-site.
Mechanical alumina ceramic pump seal ring
Description:
1.Material: 99% 95% Al2O3
2.Method of moulding: Thermal casting/dry press/ extrusion
3.Colour:white
4. Sintering temperature:1750oC
5.Material characteristics: HRA&ge 86 &rho&ge 3.6 resist acid and alkali
6.Surface finish: Ra0.4&simRa0.8&mum
7.Packing: pack with carton and ship with wooden case
8.Produce products according to molds or drawings provided.by the client and quote according the data of the products
9.The mould fee of the non-standard products: According the quotion of product.
95%/99%/99.7% Al2O3 Material Parameters:
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 |
|
|
1450°C |
1600°C |
1650°C |
Water absorption |
|
% |
0 |
0 |
0 |
ROHS Hardness |
|
|
≥85 |
≥89 |
≥89 |
Flexural strength |
20° C |
MPa (psi x 103) |
358 (52) |
550 |
550 |
Compressive Strength |
20° C |
MPa (psi x 103) |
2068 (300) |
2600(377) |
2600(377) |
Fracture Toughness |
K(I c) |
Mpa m1/2 |
4-5 |
5.6 |
6 |
Coefficient of
thermal expansion |
25-1000° C |
1X 10-6/°C |
7.6 |
7.9 |
8.2 |
Coefficient of
thermal conductivity |
20° C |
W/m °K |
16 |
30.0 |
30.4 |
Thermal Shock Resistance |
Tc |
°C |
250 |
200 |
200 |
Dielectricity constant |
1MHz.25°C |
|
9 |
9.7 |
9.7 |
Dielectric strength |
|
ac-kV/mm (ac V/mil) |
8.3 (210) |
8.7 (220) |
8.7 (220) |
Volume Resistivity |
100°C |
ohm-cm |
> 1013 |
> 1014 |
> 1014
|
mechanical seal could be interchangeable with John crane, BGM,
Aesseal, Vulcan, Roten seals etc.
All ranges of mechanical seals for Flygt Pumps, GRF Pumps,
Pumps, APV Pumps, Grindes Pumps, Fristam, ABS, Alleeiler, EMU, GEA
Tunchenhagen, Godwin, Hidrostal, Hilge, Johnson, Lowara, Waukesha,
Vogelsang Pumps etc.
At the meantime, we could manufacture seals according to your sample or
drawing, and design as your request.
With advanced designer&manufacturer of machanical seal, for industrial pump,
its range involves in: industrial pump mechanical seal, mixer and agitator seal,
cartridge seal, metal bellows seal, auto cooling pump seal and suto air-condition compressor lip seal.
It is widely used and highly reliable in food, drink, petroleum, chemistry,
refinery, paper making, pharmacy, power and auto industry etc.
Characteristics:
High and low temperature resistant, acid-alkali resistant, ozone resistant, aging resistant, weather resistant, good
insulation property, anti-toxic, good air-permeable, etc.
Question 1: Are you a factory or a trade company?
Answer: We are a factory and have our top sales for the trade service.
Question 2: Can I try to get a SAMPLE before the order?
Answer: Sure. You can ask for the samples. Usually they're free.
Question 3: Where is your factory located? How can I visit there?
Answer: Our factory is located in Ningbo, China. You can fly to
Ningbo or Shanghai airport directly. All our clients, from home or abroad,
are warmly welcome to visit us!
Question 4: How does your factory do regarding quality control?
Answer: Quality is priority. We always attach great importance to q
uality controlling from the very beginning to the very end.
Our factory has gained ISO9001 authentication.
Question 5: How about the lead time?
Answer: Within10-20 days after getting the prepayment.
Question 6: How can we pay?
Answer: For small sample shipping cost, you can pay either by paypal
or by T/T. And by T/T at sight for large amount of the order.
Question 7: If OEM available?
Answer: Yes, we provide all of our products OEM /ODM service.
Question 8: If I can buy pumps or pump parts from your company?
Answer: Yes , we also provide pumps and pump parts, such as Lobe pumps,
Compound & homogeneous pumps, Homogeneous & emulsification pumps
and so on. Please kindly visit our website: supseals.en.made-in-china.com
Audited Supplier 
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