Customization: | Available |
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Structure: | Single End |
Pressure: | Medium Pressure Mechanical Seals |
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Parameter
|
Value
|
Model
|
QT-680
|
Size Range (mm)
|
15 - 150
|
Type
|
Single-Ended, Multi-Spring, Unbalanced
|
Material - Stationary Ring
|
Silicon Carbide
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Material - Rotating Ring
|
Tungsten Carbide
|
Material - Gasket
|
PTFE
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Material - Spring
|
Stainless Steel 316
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Operating Pressure Range (MPa)
|
0 - 1.6
|
Maximum Operating Pressure (MPa)
|
1.6
|
Minimum Operating Pressure (MPa)
|
0
|
Operating Temperature Range (°C)
|
-40 - 200
|
Maximum Operating Temperature (°C)
|
200
|
Minimum Operating Temperature (°C)
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-40
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Maximum Rotational Speed (rpm)
|
3000
|
Shaft Diameter Range (mm)
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15 - 150
|
Sealing Medium Compatibility
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Water, Oil, Chemicals (Non - Corrosive to Materials Used)
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Leakage Rate (ml/h)
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≤ 5
|
Hardness of Stationary Ring (HV)
|
1200 - 1500
|
Hardness of Rotating Ring (HV)
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1500 - 1800
|
Surface Roughness of Seal Faces (Ra, μm)
|
≤ 0.2
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Spring Rate (N/mm)
|
8 - 12
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Number of Springs
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6
|
Axial Length (mm)
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25 - 50 (depending on size)
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Radial Thickness (mm)
|
10 - 20 (depending on size)
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Weight (g)
|
100 - 500 (depending on size)
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Storage Conditions
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Dry, Clean Environment, Temperature 0 - 40°C, Humidity ≤ 60%
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Installation Torque (N·m)
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15 - 30 (depending on size)
|
Maintenance Interval
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Recommended every 12 months or 8000 operating hours
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Life Expectancy (operating hours)
|
8000 - 12000
|
Dynamic Friction Coefficient
|
0.05 - 0.1
|
Static Friction Coefficient
|
0.1 - 0.15
|
Vibration Resistance (m/s²)
|
≤ 10
|
Impact Resistance (J)
|
≥ 5
|
Pressure Holding Time (min)
|
≥ 30 at maximum operating pressure
|
Chemical Resistance - pH Range
|
4 - 10
|
Corrosion Rate in Water (mm/year)
|
≤ 0.01
|
Corrosion Rate in Oil (mm/year)
|
≤ 0.005
|
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.