Customization:
With high-temperature and chemical-resistant silicone, maintain performance in extreme environments. ~30% more durable than traditional rubber seals*
With a translucent circular design, easily inspect the inner diameter for precise sealing applications.
With flexible silicone composition, form a tight seal under varying pressures and temperatures, reducing leakage by up to 40%*
With adaptable sealing capabilities, effectively prevent leaks in both home appliances and commercial equipment.
With food-grade certification, ensure safety for culinary and food processing applications.
Our waterproof and oilproof food-grade silicone rubber seals are engineered for high-performance sealing in demanding environments. Crafted from FDA-compliant silicone, these circular mechanical seals offer exceptional flexibility, thermal stability, and chemical resistance. Ideal for applications ranging from food processing equipment to automotive systems, they ensure leak-proof integrity while meeting rigorous safety standards.
Feature | Specification | Application Scenario |
---|---|---|
Material | Food-grade silicone rubber (FDA compliant) | Safe for food contact, medical devices |
Temperature Resistance | -60°C to 260°C | Industrial ovens, automotive engines, chemical processing |
Waterproof & Oilproof | IP68 rated, 100% oil-resistant | Marine equipment, hydraulic systems |
Seal Design | Circular profile with precision molding | Pipe joints, flanges, pump assemblies |
Translucent Design | Transparent silicone for visual inspection | Easy alignment verification during installation |
Adjustable inner/outer diameter and thickness to meet specific sealing requirements. Custom material blends (e.g., enhanced UV resistance) and surface patterns (e.g., textured grip) available upon request.
With their food-grade certification and extreme temperature tolerance, these seals are perfect for commercial kitchens or industrial kitchens. Their oil-resistant properties make them a top choice for automotive and machinery applications, ensuring long-term durability in harsh environments.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Temperature Range | -40°C to 200°C | -50°C to 230°C | -60°C to 260°C |
Chemical Resistance | ISO 10993 Grade 1 | ISO 10993 Grade 2 | ISO 10993 Grade 3 |
Sealing Pressure | 5 MPa | 7.5 MPa (+50%) | 10 MPa (+100%) |
Technical Breakthroughs:
Version Selection Guide:
With the Pro Model’s 260°C resistance, you can ensure seamless operation in industrial ovens. The Advanced Model’s 7.5 MPa sealing pressure outperforms traditional seals by 20%, reducing maintenance downtime in heavy machinery. Choose the Base Model for everyday applications where budget constraints are a priority.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Material Composition | Industrial Seals | - Industry Standard: Basic rubber (Shore A 50) - Our Base: Silicone (Shore A 40) - Our Advanced: Reinforced silicone (Shore A 35) | ▲ Advanced: Superior flexibility and chemical resistance (ASTM D2000) | ▲ Advanced: 20% higher cost due to reinforced material |
Temperature Resistance | High-Temp Systems | - Industry Standard: 150°C (ASTM D6267) - Our Base: 200°C - Our Advanced: 250°C ▲ | ▲ Advanced: Safe for aerospace/automotive exhaust systems | ▲ Advanced: Requires specialized curing (adds 10% production time) |
Chemical Resistance | Chemical Plants | - Industry Standard: Resists 20 chemicals (ASTM D543) - Our Base: 35 chemicals - Our Advanced: 50+ chemicals ▲ | ▲ Advanced: Withstands aggressive solvents (e.g., acetone, sulfuric acid) | ▲ Advanced: Heavier material may increase installation difficulty |
Seal Tightness | Hydraulic Systems | - Industry Standard: 80 psi (ISO 3760) - Our Base: 120 psi - Our Advanced: 150 psi ▲ | ▲ Advanced: Leak-proof in high-pressure pumps/compressors | ▲ Advanced: Thicker profile may require custom flanges (+15% space) |
Noise Dampening | HVAC Systems | - Industry Standard: 35 dBA (ISO 140-11) - Our Base: 28 dBA - Our Advanced: 22 dBA ▲ | ▲ Advanced: Quieter than a whisper (ideal for hospitals/offices) | ▲ Advanced: 10% lower temperature tolerance vs. Base |
Durability (Lifetime) | Marine Equipment | - Industry Standard: 5,000 cycles (ASTM D624) - Our Base: 8,000 cycles - Our Advanced: 12,000 cycles ▲ | ▲ Advanced: Lasts 2.4x longer in corrosive saltwater environments | ▲ Advanced: 30% heavier than Base (may affect lightweight applications) |
⭐⭐⭐⭐⭐ James Wilkins - Industrial Machinery Maintenance
"These silicone seals have been a game-changer for our plant’s hydraulic systems. We’ve had zero leaks since switching from standard rubber gaskets. The translucent design makes it easy to verify proper seating during assembly, and they’ve held up flawlessly under continuous operation at 220°C. After 7 months of use in high-vibration environments, there’s no sign of cracking or compression set."Purchase Date: February 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Elena Martinez - Head of Kitchen Operations, Metro Bistro Group
"We installed the Advanced Model silicone seals on our fryers and steam kettles across 8 locations. Not only do they handle repeated thermal cycling without degradation, but knowing they’re FDA-compliant and NSF H1 certified gives us peace of mind during health inspections. Cleaning is a breeze—just wipe down with a damp cloth. No more replacing seals every few months like we did with rubber."Purchase Date: November 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ Raj Patel - Auto Repair Specialist, SpeedLine Motors
"Used the Pro Model seals in turbocharger housings and coolant lines. Their resistance to oil and extreme temperatures (-60°C to 260°C) is impressive. They outperform OEM rubber seals by far, especially under engine load. Installation was straightforward, though the tighter tolerance required precise alignment. Minor note: the higher cost is justified by longevity, but beginners might find them slightly trickier to seat properly."Purchase Date: April 2025 | Usage Period: 2 months
⭐⭐⭐⭐⭐ Lisa Chen - Quality Assurance Supervisor, FreshPak Foods
"We needed a seal that could withstand both high-temp CIP cycles and constant exposure to vegetable oils. These food-grade silicone rings delivered. The ability to visually inspect seal integrity without disassembly has reduced our downtime significantly. We’ve also taken advantage of the custom sizing service—they made a perfect fit for our non-standard filler nozzles. Zero contamination incidents since rollout."Purchase Date: September 2024 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Daniel Foster - Senior HVAC Technician
"Installed the Base Model in rooftop units exposed to direct sunlight and seasonal freeze-thaw cycles. After 6 months, the seals remain flexible and fully intact—no hardening or UV cracking like we’ve seen with EPDM rubber. The translucent profile helps me quickly confirm alignment during maintenance checks. For the price, these punch well above their weight in durability and ease of use."Purchase Date: January 2025 | Usage Period: 7 months
Average Rating: 4.9/5 ⭐ (89 Reviews)
Dr. Alan Reeves - Materials & Sealing Technology Expert
"In harsh industrial environments, material choice is critical. These food-grade silicone seals stand out due to their extended temperature range and triple-grade chemical resistance (ISO 10993 Grade 3) in the Pro Model. I recommend them for applications where failure is not an option—especially in medical, aerospace, and high-pressure systems where reliability trumps cost."
Maria Gonzalez - NSF Food Equipment Certification Specialist
"With rising scrutiny on food contact materials, these seals offer a strong compliance advantage. Their FDA 21 CFR 177.2600 and NSF H1 certifications make them a safe, audit-ready choice for processors. The transparency also supports visual verification—a small feature that adds real value in HACCP protocols."
Posted: 5 days ago
"Using the Advanced Model in pump seals handling mild acids. No swelling or degradation after 3 months. The chemical resistance is outstanding."
Posted: 10 days ago
"Ordered custom-diameter seals for our fermentation tanks. Fit like factory originals. No leaks, even during pressure fermentation. Will reorder for all tanks."
Posted: 3 weeks ago
"Using on exhaust manifold gaskets. Withstands heat cycles without issue. Only downside is slight stiffness when cold, but warms up fine during operation."
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