Customization: | Available |
---|---|
Structure: | Single End |
Pressure: | High Pressure Mechanical Seals |
Still deciding? Get samples of $ !
Order Sample
|
Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
---|
Payment Methods: |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
---|---|
Support payments in USD |
Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
---|
Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
---|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Parameter
|
Specification
|
Seal Type
|
Double Mechanical Seal (Unpressurized)
|
Application
|
Chemical Processing, Pharmaceutical Equipment
|
Seal Face Material
|
Tungsten Carbide (WC)
|
Secondary Seal Material
|
HNBR
|
Housing Material
|
Alloy 20
|
Operating Pressure
|
Up to 4.0 MPa
|
Temperature Range
|
-30°C to 200°C
|
Maximum Rotational Speed
|
2800 RPM
|
Shaft Diameter Range
|
20 mm - 90 mm
|
Axial Length
|
52 mm
|
Radial Thickness
|
15 mm
|
Leakage Rate
|
≤0.3 ml/h at 1.5 MPa
|
Viscosity Range
|
0.5 - 80 cP
|
Chemical Compatibility
|
Acids, Alkalies, Organic Solvents
|
Hardness of Seal Face
|
3000 - 3500 HV
|
Surface Roughness
|
Ra ≤0.15 μm
|
Installation Clearance
|
0.15 - 0.4 mm
|
Dynamic Friction Coefficient
|
0.08 - 0.12
|
Static Friction Coefficient
|
0.12 - 0.18
|
Pressure Balance Ratio
|
0.7
|
Recommended Shaft Runout
|
≤0.04 mm
|
Recommended Housing Runout
|
≤0.07 mm
|
Recommended Axial Movement
|
±0.6 mm
|
Recommended Radial Movement
|
±0.4 mm
|
Storage Temperature
|
-15°C to 35°C
|
Storage Humidity
|
≤75% RH
|
Service Life
|
Up to 25,000 operating hours
|
Weight
|
0.5 kg (for 50 mm shaft diameter)
|
Pressure Rating Class
|
PN40
|
Standard Compliance
|
API 682
|