How long is the validity period of foam caulk?

Foam caulk is a polyurethane adhesive material commonly used in the construction industry and used for filling and sealing of doors, windows and curtain walls. It can also be used Used in landscaping, cold storage, automobiles, electronics and many other industries, it can be said that it can be seen everywhere in our daily lives. So how long is the validity period of foam caulk?

We can explain the validity period here in two parts. One is how long is the storage shelf life of the foam caulking agent in the jar before use, and the other is how long the foam caulking agent lasts after use. The author will explain it to you from these two aspects below.

1、What is the shelf life of foam caulk?

< most manufacturers will mark the shelf life of foam caulking agent on the can as 9months, some manufacturers will also mark it as one year The shelf life, in fact, it doesn’t matter whether it is 99 months or one year. Basically, everyone will be within the shelf life. Use the product within 1 hour. Of course, there are also some manufacturers that use special methods to extend the shelf life of foam caulking agents. For example, Shanghai Weibu has a product with model number MAGE FOAM, because this product uses a special cross valve, its shelf life can reach two years, which is difficult for other manufacturers to achieve. However, this is not necessary and will increase the cost. The price is unacceptable to most customers, and few customers have bought the foam caulking agent. It has not been used up in the past year.

2、Foam caulkHow long is the service life after use?

As for the service life of foam caulking, it is actually difficult to evaluate, and there is no one The manufacturer has done such an evaluation, but the cycle is too long and difficult to control. But conservatively speaking, high-quality foam caulking will last 10 years after use. font face=”宋体”>There is no problem if it does not age within a year. Some manufacturers may say 10years, while others may say 20years. Foam caulk is generally polyurethane. This material has strong stability and is a good choice for foam caulking. The principle of foaming is that after it is sprayed out, it reacts with moisture in the air to solidify and shape. High-quality foam caulk After the reaction is completed, it will be hard and have strong adhesion, you don’t have to worry too much about its service life.

AboutHow long is the validity period of foam caulking? The author has explained so much to you. I hope it will be helpful to you. If you want to know more about foam caulking, you can follow us.