4 Types of Valve Sealants

4 Types of Valve Sealants


Dealing with valve leakages can be a nightmare in any setup. So, you need a permanent and reliable solution for your equipment if leakages have been a nightmare for you. Your best solution in such a scenario would be valve sealants because they boast many properties, including flexibility, strength, and corrosion resistance.

What are some types of valve sealants?

Valve sealants help to seal gate valves with moderate or severe damage. Note that most gate valves leak when the sealing surfaces get damaged, which can be cutting, galling, or scoring. But with the help of valve sealants, you’ll achieve total resistance to leakages. All you need is to find the best sealant for your gate valve.

Are you having trouble selecting the best valve sealant for your industrial application? Here are the different types of valve sealants and their features. Click To Tweet

Here are the different types of valve sealants.

  1. Winter Grade Sealants
  2. Seal Valve Stem Packing
  3. H2O Resistant Sealants
  4. General Sealants

1) Winter Grade Sealants

Winter-grade sealant is commonly helpful in areas with cold weather because of its unmatchable resistance to high metal adhesion and oxidation. Primarily, this sealant can seal valves that transport water, natural gas, and sour crude. The best property of this sealant is that it’s 100% synthetic, hydrocarbon resistant, and low temperature.

2) Seal Valve Stem Packing

Valve stem packing is a string sealant that prevents leakages of liquids in stuffing boxes and valve stems. The strings boast high durability and self-lubrication thanks to the graphite that makes them. Valve stem packing is versatile and works almost on any surface. Besides, it’s cheap, affordable, reliable, and easy to install.

3) H2O Resistant Sealants

This is the best sealant to protect the high-water areas inside your building from damage. A good water-resistant sealant should contract and expand over time. It should also be flexible and withstand high pressure since it can seal horizontal and vertical joints. You can also paint this sealant, keeping your building looking great for a long time.

4) General Sealants

These sealants are the options commonly used in construction. Most of them are affordable, durable, consistent, and can withstand exposure to the sun. They are also elastic; you can use them on different sealing surfaces. They are also fit for any valve design.

Below are some examples of general sealants.

  • Silicone sealants: They boast excellent elasticity and good adhesion. Silicone sealants are also thermal resistant but collect dirt. However, you can structurally use them for metal-to-metal bonding. Although they are expensive, their quality is worth your money.
  • Acrylic resins: Best for exterior applications, and they don’t shrink. Nevertheless, they are challenging to apply and are not elastic.
  • Butyl: It has excellent adherence to different surfaces but hardly resists abrasion and can withstand forceful movements in a wide range of gate valves. You should, therefore, not use them in highly demanding building applications.

Shop With Lubchem

Now that you know all the types of valve sealants, you can quickly select what suits your application best. The good news is that you already understand the features of every valve sealant. All you need to do is shop for your valve sealant from a reputable supplier or manufacturer, such as Lubchem. We’ll help you choose the best product for your gate valves.

Contact us today to order high-quality valve sealants for your industrial applications.

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