High-Quality Gas Meter Diaphragms for Extreme Temperature Conditions

At GENERAL SEALTECH LIMITED, we design diaphragms that withstand extremely tough conditions. Tested down to -40°C, our diaphragms ensure consistent performance across a wide range of industries.

Why Choose Our Diaphragms?

• Superior Quality: Manufactured from premium materials for long-lasting performance.
• Competitive Pricing: Equal quality at a better price.
• Reliable Delivery Times: Stable and predictable lead times.

Lab-Tested for Your Peace of Mind

Our diaphragms are verified by certified labs. For example, DVGW Lab in Germany tested them according to EN549, the standard for rubber components in gas applications.

What the Tests Showed

• Temperature Resistance: Flexible and reliable even at -40°C.
• Chemical Resistance: Minimal change after exposure to N-pentane and Toluene.
• Durability: Weight change remained within limits after 72 hours of testing.

Quick Test Results

• Before Soaking: 100% (reference weight)
• After 72h in N-pentane + LL10: -2.3% weight change
• After 168h at 40°C drying: -8.4% weight change

You can trust our diaphragms to perform in demanding applications—sealing gas, oil, or water—with proven reliability.

Total Confidence with Every Order

We deliver the right product at the right price, on time. Tested quality and competitive advantages ensure your satisfaction.

Conclusion

Lab reports confirm our diaphragms meet international standards, making them the dependable choice for extreme cold and chemical exposure.