High Quality Non-Chemical External Seal Mechanical Seals
Description:
mechanical seal,for blower pump, diving pump,circulating pump, replace the mechanical seal of John Crane
Operations Conditions:
Temperature:-20ºC to +120ºC
Pressure:≤0.6MPa
Speed:≤10m/s
Materials:
Materials:
Stationary Ring:Silicon Carbide Reaction Bonded,Ceramic(Alumina)
Rotary Ring:Tfl,Silicon Carbide Reaction Bonded
Secondary Seal:Tfl
Spring and Metal Parts:Stainless Steel,Stainless Steel
Applications:Sulfuric acid,hydrocarbon acid,phosphoric acid,acetic acid,and nitric acid With various degrees,etc.
Seat Types:
Applications:Clean Water
Product Specifications
EN 12756
ISO 3096
Seal face (MA290, MA390): High density
carbon graphite
Seal face (MA291, MA391): Silicon carbide (Q1)
Seat (MA290/291, MA390/391): Silicon carbide (Q1)
Metal parts: CrNiMo steel 316 (G)
Secondary seals: FKM (V)
MA290 / MA390:
Pressure: p = 20 bar (290 PSI)
Temperature: t = -20 °C 160 °C (-4 °F ... 320 °F) (oil), 0 °C ... 60 °C (32 °F ... 140 °F) (water)
Sliding velocity: vg = max. 20 m/s (66 ft/s)
Viscosity: 0.5 Pa·s
Solids content: 0.3wt. %
MA291 / MA391:
Pressure: p = 16 bar (232 PSI)
Temperature: t = -20 °C 160 °C (-4 °F ... 320 °F)(oil), 0 °C ... 60 °C (32 °F ... 140 °F) (water)
Sliding velocity: vg = max. 20 m/s (66 ft/s)
Viscosity: 3 Pa·s
Solids content: 10 wt.%
MA390 (MA391)
Axially downsized type of MA290 (MA291).
Mechanical seal could be interchangeable with John crane,Aesseal, Vulcan, Roten seals etc.
All ranges of mechanical seals for Flygt Pumps, GF 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.
Welcome to quote for more details.
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
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