Customization: | Available |
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Structure: | Single End |
Pressure: | Medium Pressure Mechanical Seals |
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Parameter | Value/Description | Unit/Note | |
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Model | QT-M2N | Single-face, unbalanced, cartridge-type seal | |
Seal Type | Spring-loaded, rotating design | Suitable for centrifugal pumps and mixers | |
Face Materials | - Rotating: Carbon Graphite - Stationary: Silicon Carbide (SiC) |
Graphite for low friction; SiC for durability | |
Housing Material | Stainless Steel 304 | Standard for non-corrosive environments | |
Pressure Range | 0 - 0.8 | MPa | Up to 8 bar (low-to-medium pressure) |
Shaft Diameter | 20 mm - 60 mm | Common sizes for small-to-medium pumps | |
Maximum Rotational Speed | 3600 | RPM | Dynamic balance per ISO 1940 G6.3 |
Temperature Range | -10°C ~ 120°C | Elastomer: NBR (standard); FKM optional (+50°C) | |
Leakage Rate | ≤2.0 ml/h | Meets ISO 21049 Type B standards | |
Media Compatibility | - Clean Water - Mineral Oils - Emulsions (non-corrosive) |
Avoid strong acids, solvents, or abrasives | |
Elastomer Material | NBR (Nitrile Rubber) | Cost-effective for non-aggressive fluids | |
Spring Material | Stainless Steel 316 | Corrosion resistance for wet environments | |
Installation | Cartridge-mounted (pre-assembled) | Quick installation; no on-site adjustment needed | |
Standards | ISO 21049, ASME B73.1 | Certified for general industrial use | |
Weight | ~0.5 kg (depending on shaft size) | Lightweight design for small pumps |
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.