Cartex DN Double Cartridge Mechanical Seal 25-120mm Shaft 0-20 Bar Pressure API 682 Compliant
Price:
USD
MOQ:
1pcs
Delivery Time:
3~10DAYS
Brand:
JG
Product Description
Cartex DN Double Cartridge Mechanical Seal
Engineered for zero-leakage performance in demanding pump systems, this double cartridge mechanical seal delivers optimal fluid containment across chemical processing, oil & gas, and water treatment applications.
Technical Specifications
| Parameter | Standard Configuration | High-Pressure Option | Corrosion-Resistant Option |
|---|---|---|---|
| Seal Type | Double cartridge (back-to-back) | Double cartridge (tandem) | Double cartridge (back-to-back) |
| Pressure Range | 0-20 bar (0-290 psi) | Up to 40 bar (580 psi) | 0-25 bar (0-362 psi) |
| Temperature Range | -40°C to +180°C (-40°F to +356°F) | -20°C to +220°C (-4°F to +428°F) | -50°C to +200°C (-58°F to +392°F) |
| Speed Limit | 25 m/s (82 ft/s) | 20 m/s (65 ft/s) | 25 m/s (82 ft/s) |
| Face Materials | SiC/SiC | WC/SiC | SiC/Hastelloy |
| Secondary Seals | FKM (Viton®) | FFKM (Kalrez®) | PTFE encapsulated |
| Barrier Fluid | Plan 53A (pressurized) | Plan 53B (higher pressure) | Plan 54 (external system) |
| Shaft Diameter Range | 25-120 mm (1"-4.7") | 30-100 mm (1.2"-3.9") | 25-150 mm (1"-5.9") |
| Applications | General chemical pumps | Refinery services | Strong acids/oxidizers |
| Standards Compliance | API 682 Type C | API 682 Type B | API 682 Type A |
| MTBF | 25,000 hours | 20,000 hours | 30,000 hours |
Key Features
- Double cartridge mechanical seal with back-to-back structure
- Balanced and pressure-balanced design
- Direction of rotation dependent operation
- Spring unit averted from product to prevent sticking and clogging
- Safe operation with seal face locking by square pin
- Suitable for pressure reversals and vacuum operation
- Insensitive to solid-containing and abrasive media
- Small installation sizes for easy conversions
- Stationary design for insensitivity to shaft movements
Operating Limits
Shaft Diameter: 25-120mm
Pressure: Up to 4Mpa
Temperature: -40°C to 220°C
Sliding Velocity: 25m/s
Material Specifications
| Component | Materials |
|---|---|
| Rotary Ring | Car / SiC / TC / Cer |
| O-Ring | EPDM, NBR, AFLAS, Kalrez, PTFE |
| Spring and Metal Parts | SUS304, SUS316, HAST C |
| Stationary Ring | Car / SiC / TC / Cer |
Industry Applications
- Water and waste water technology
- Chemical industry processing
- Refining technology and hydrocarbon services
- Dirty, abrasive and solid-containing media
- Sticky and stringy media handling
- Chemical standard pumps and sewage pumps
Service & Support
- OEM/ODM orders available
- Customized mechanical seals according to specifications
- Small quantity orders accepted
- Competitive pricing with excellent quality
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Jiaxing Burgmann Mechanical Seal Co., Ltd. Jiashan King Kong Branch
Location
No. 28 No. 28 Chengxi Road, Jiashan County, Jiaxing, Zhejiang, China 314100
Contact Person
Doris Sun