| Customization: | Available |
|---|---|
| Structure: | Single End |
| Pressure: | Medium Pressure Mechanical Seals |
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Parameter
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Details
|
|
Model
|
QT-MG12
|
|
Seal Type
|
Single End Face Mechanical Seal
|
|
Size Range (mm)
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10 - 50
|
|
Shaft Diameter Range (mm)
|
12 - 48
|
|
Maximum Pressure (MPa)
|
1.6
|
|
Minimum Pressure (MPa)
|
0.05
|
|
Maximum Temperature (ºC)
|
200
|
|
Minimum Temperature (ºC)
|
-20
|
|
Speed Range (rpm)
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0 - 3000
|
|
Media Compatibility
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Water, Oil, Chemicals (non - corrosive to seal materials)
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Seal Face Material
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Carbon Graphite (Static) / Silicon Carbide (Rotating)
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O - Ring Material
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Nitrile Rubber
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Spring Material
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Stainless Steel 304
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Hardness of Carbon Graphite (Shore D)
|
70 - 80
|
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Hardness of Silicon Carbide (HV)
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2200 - 2500
|
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Hardness of Nitrile Rubber (Shore A)
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70 - 75
|
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Tensile Strength of Stainless Steel 304 (MPa)
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≥515
|
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Elongation at Break of Nitrile Rubber (%)
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≥300
|
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Sealing Surface Flatness (μm)
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≤0.0009
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Sealing Surface Roughness (Ra, μm)
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0.05 - 0.1
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Leakage Rate (ml/h)
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≤0.5
|
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Axial End Play Tolerance (mm)
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±0.5
|
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Radial Runout Tolerance (mm)
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≤0.05
|
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Installation Clearance (mm)
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0.2 - 0.5
|
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Weight (approx., g)
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80 - 120 (varies by size)
|
|
Storage Temperature Range (ºC)
|
-30 - 40
|
|
Service Life (hours)
|
≥8000
|
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Vibration Limit (mm/s)
|
≤5.6
|
|
pH Compatibility Range
|
4 - 10
|
|
Chemical Resistance
|
Resistant to weak acids, alkalis, and most organic solvents within specified temperature and pressure limits
|
|
Pressure Drop Across Seal (kPa)
|
≤10
|
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Axial Load Capacity (N)
|
50 - 200
|
|
Torque Required for Installation (N·m)
|
8 - 12
|
|
Pressure - Holding Test Duration (min)
|
30
|
|
Pressure - Holding Test Pressure (MPa)
|
1.2 × Maximum Working Pressure
|
|
Seal Face Contact Width (mm)
|
3 - 5
|
|
Spring Rate (N/mm)
|
5 - 10
|
|
Compression Ratio of O - Ring (%)
|
15 - 20
|
|
Resistance to Abrasion (mg/km)
|
≤5
|
|
Resistance to Chemical Swelling (%)
|
≤10
|
|
Maximum Operating Pressure for Dynamic Sealing (MPa)
|
1.2
|
|
Minimum Operating Pressure for Dynamic Sealing (MPa)
|
0.1
|
|
Maximum Operating Temperature for Dynamic Sealing (ºC)
|
180
|
|
Minimum Operating Temperature for Dynamic Sealing (ºC)
|
-15
|
Shanghai Queeny Mechanical Equipment Co.,Ltd.is an enterprise specializing in the R&D,manufacture and export of mechanical seal products,headquartered in Pudong New Area,Shanghai.Our products mainly include component seals,dry gas seals,metal bellows seals,mixer and agitator seals,single & dual cartridge seals,silicon carbide parts and tungsetn carbide parts,which can replace John Crane, Burg--mann, AES, Chesterton,Flowserve,Rotenand other similar products,they are widely used in water treatment,petroleum,chemical,food,medical and other industries.
Relying on first-class technology and professional services,since its establishment, Queeny has carried out in-depth cooperation with hundreds of companies in more than 70 countries around the world.Our products are exported to Asia,Europe,North America,South America,Oceania and Africa in large quantities every year,and have been widely praised.Super high cost performance is the basis of our long-term cooperation with customers.We always rigorously treat clients' requirements,strictly control the production process,and comprehensively monitor the export procedure.It is our mission to reduce production and operation costs for more enterprises all over the world.Q1: Are you a trading company or a factory?
We are a factory, so we can offer you factory prices with high quality.
Q2: Can I get samples?
Yes. You can ask for samples. Usually it's free, but you need to pay for shipping.
Q3: Can l use my own logo or design on the goods?
Yes, we provide OEM/ODMservices; your logo and design can be printed on the products.
Q4: What are your payment terms?
We accept T/T, Paypal, Western Union, and credit card payment is also welcome.
Q5: How about the delivery time?
For stock items, we can ship immediately after receiving the payment.
For other products, we need 14-25 days for mass production, which depends on the quantity and type of order.
Q6: How can we ensure the quality?
Pre-production samples are required before mass production;Final inspection is required before shipment;
Q7: 1 can't find our products in your catalog, can you customize the products for us?
Yes, customized products are available, OEM is welcome.
Q8: Can l buy pumps or pump parts from your company?
Yes, we also provide pumps and pump parts.
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