High Pressure Seals (PV) FAQ
What is PV? PV is simply Pressure x Velocity and is generally expressed in psi x fpm. How is it calculated? Pressure (psi) x Surface Velocity {shaft Ø (inches*.262) x rpm} (fpm) What does AHPS PV Rating mean? The AHPS…
The Race to One Million PV in High Pressure Seals
As equipment requires higher and higher speeds and pressures, the race to one million PV is on. Critical to this is the ability for a seal to handle higher and higher PVs. Traditionally, contact seals have maxed out at…
Seal Design for FDA Seals for Food Processing | AHP Seals
Seal Materials for FDA Seals Designed for Food Processing The predominant approach to FDA seals for the food industry has been to simply take a seal design for industrial applications and use materials that are approved for food contact. Yet, seals in…
The Fallacy of You Get What You Pay for and Other Fallacies When Receiving Seal Design Services
The common statement of “you get what you pay for” generally means low price = low quality or high price = high quality. In regard to seal design, this statement is not only misleading, but can also lead to the…
5 Factors to Consider When Designing FDA Seals for Food Contact
When considering seal design for FDA seals specifically for food contact, there are 5 factors that must be considered: Operating Conditions This might sound obvious, but a seal designer may focus on different concerns than you with regard to the…
The Features of the New High-Performance Rotary Seal for Challenging Applications
The SB40W seal has been designed to meet the ever-increasing demands for high pressure rotary seals. These seals are a double lipped spring energized seals with some very important features for critical applications. High pressure – The dual lip seal…