Grundfos Pump Mechanical Seal Replacement - 25 Bar Pressure Rating, 300°C Temperature Range, 8000+ Service Hours
Price:
USD
MOQ:
1pcs
Delivery Time:
3~10DAYS
Product Description
Precision Mechanical Seals for Grundfos Pumps
Engineered as direct replacements for Grundfos OEM seals with dimensional precision of ±0.01mm and grade-matched materials including silicon carbide, carbon, and ceramic pairings.
Advanced Performance Features
Triple-Defense Technology
- Thermal Lock: Patent-pending spring design prevents jamming at temperatures exceeding 150°C, surpassing OEM's 120°C limit
- Abrasion Shield: Nano-polished faces reduce particulate scoring by 70% for extended service life
- Chemical Matrix: Fluorocarbon elastomers provide superior resistance to glycol, chlorine, and extreme pH conditions (pH 1-14)
Technical Specifications Comparison
| Parameter | Standard Replacement | Performance Upgrade | Harsh Service Option |
|---|---|---|---|
| Face Materials | Carbon vs. Ceramic | Silicon Carbide (SiC) | Tungsten Carbide (WC) / Diamond-coated |
| Elastomers | NBR | FKM (Viton®) | FFKM (Kalrez®) |
| Temperature Range | -20°C to +120°C | -30°C to +200°C | -50°C to +300°C |
| Pressure Rating | 10 bar (145 psi) | 15 bar (217 psi) | 25 bar (362 psi) |
| Speed Limit | 20 m/s (65 ft/s) | 25 m/s (82 ft/s) | 30 m/s (98 ft/s) |
| MTBF Improvement | OEM equivalent | +30% vs. OEM | +50% vs. OEM |
| Chemical Resistance | Water/glycols | Oils, mild chemicals | Strong acids/alkalis |
Economic Advantages
- Cost Savings: 40-60% lower pricing compared to genuine Grundfos seals
- Extended Lifespan: 8,000+ verified service hours in wastewater transfer applications
- Rapid Delivery: 24-hour shipment from US/EU hubs eliminates 6-week OEM wait times
Shipping & Payment Information
Port of Loading: Shanghai
Shipping Methods: DHL, UPS, FEDEX, TNT
Payment Terms: T/T, Western Union, MoneyGram
Shipping Methods: DHL, UPS, FEDEX, TNT
Payment Terms: T/T, Western Union, MoneyGram
Custom Manufacturing Services
- OEM/ODM orders accepted with full factory support
- Custom mechanical seals manufactured to your specifications and drawings
- Small quantity orders welcome
- Competitive pricing with guaranteed quality standards
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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