Customization: | Available |
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Structure: | Single End |
Pressure: | Medium Pressure Mechanical Seals |
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Parameter Category
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Specific Parameter
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Detailed Description
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Basic Information
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Seal Type
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QT-Apv Mechanical Seal
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A specialized mechanical seal designed for high - performance industrial pumping applications, providing reliable sealing under diverse conditions.
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Model
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QT-Apv
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Engineered to meet the demanding requirements of various fluid handling systems.
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Materials
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- Rotating Ring
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Tungsten Carbide
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Tungsten carbide offers exceptional hardness and wear resistance, enabling the rotating ring to endure high - speed and high - pressure operations with minimal degradation, ensuring a long service life.
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- Stationary Ring
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Carbon Graphite
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Carbon graphite provides excellent self - lubricating properties and good chemical resistance, reducing friction and ensuring a tight seal against a wide range of media.
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- O - Ring
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Fluoroelastomer (FKM)
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The FKM O - ring ensures a robust seal and is resistant to a broad spectrum of chemicals and temperatures, maintaining its integrity in different operating environments.
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Size Specifications
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Shaft Diameter Range
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18 - 45 mm
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This seal is compatible with pump shafts within this diameter range, making it suitable for a variety of pump models in different industrial setups.
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Seal Chamber Inner Diameter
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28 - 55 mm
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Designed to fit precisely into seal chambers with inner diameters in this range, ensuring proper installation and optimal sealing performance.
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Seal Width
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8.5 mm
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The 8.5 mm seal width is optimized to balance effective sealing and reduced frictional forces, enhancing the overall efficiency of the pumping system.
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Performance Parameters
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Working Pressure
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Maximum 1.5 MPa
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Under normal operating conditions, the QT - Apv seal can withstand a maximum pressure of 1.5 MPa, preventing leakage and maintaining system integrity.
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Working Temperature
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-20ºC - 130ºC
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Capable of operating effectively within this temperature range, it can adapt to both cold - start applications and processes involving moderately high temperatures.
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Linear Velocity
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Maximum 10 m/s
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The seal is engineered to handle a maximum linear velocity of 10 m/s, ensuring stable performance even when the pump is running at high rotational speeds.
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Applicable Media
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- Water - based Fluids
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Suitable for potable water, cooling water, and wastewater with pH values ranging from 4 to 10. It provides reliable sealing for water - circulation systems.
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- Oil - based Fluids
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Can be used with hydraulic oils, lubricating oils, and some mineral - based oils, ensuring leak - free operation in oil - handling applications.
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- Chemical Solutions
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Resistant to many common chemical solutions, such as weak acids, alkalis, and some solvents, making it suitable for chemical processing and pharmaceutical industries.
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Installation and Maintenance
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Installation Method
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Axial Installation
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Installed axially onto the pump shaft following a strict installation procedure to ensure proper alignment and a secure seal.
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Installation Torque
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13 - 17 N·m
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During installation, a torque within this range should be applied to secure the seal firmly without over - tightening, which could damage the seal components.
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Maintenance Cycle
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Every 3500 operating hours
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Regular maintenance is recommended every 3500 operating hours. This includes inspecting the seal for signs of wear, leakage, and proper alignment, and performing necessary adjustments or replacements.
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Storage Conditions
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Store in a dry, shaded environment at a temperature between 0ºC - 30ºC. Keep away from corrosive gases and direct sunlight.
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Proper storage conditions help preserve the quality and integrity of the seal components, ensuring their optimal performance when installed.
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Quality and Certification
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Service Life
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Approximately 1.8 - 2.8 years under normal operating conditions
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With proper operation and maintenance, the QT - Apv mechanical seal can provide reliable service for 1.8 to 2.8 years, reducing downtime and replacement costs.
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Leakage Rate
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≤0.09 mL/h
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Engineered to have an extremely low leakage rate, the seal minimizes the risk of fluid loss and environmental contamination, ensuring safe and efficient operation.
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Certification Standards
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ISO 9001, ISO 14001
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The QT - Apv seal complies with ISO 9001 quality management system standards and ISO 14001 environmental management system standards, demonstrating its high - quality manufacturing and environmental sustainability.
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Other Characteristics
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Vibration Resistance
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Can withstand vibrations with a frequency range of 5 - 45 Hz and an amplitude of 0.45 mm.
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Designed to maintain its sealing performance in environments with moderate vibration levels, ensuring stable operation of the pumping equipment.
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Self - lubricating Property
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The seal surfaces are treated with a special coating to enhance self - lubrication, reducing friction and wear.
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This self - lubricating feature extends the seal's service life and improves the energy efficiency of the pumping system by minimizing frictional losses.
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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.