Choose Your MaterialsWhen it comes to building houses, schools and even playing fields… it's important to get the right material. PU FOAM expansion (and medal flats of the type which is constructed especially for nail downs) is one material that we have find great use of. This foam is specifically designed to prevent every from flying around and breaking. With Haohai, we take pride in producing PU foam expansion products that are seamlessly affordable without sacrificing quality. That means you can have confidence in our foam to perform great without spending through the nose.
The expansion can be used in all kinds of PU foam applications. This foam can address new wall builds as well as spot fillations in old walls. And it is an amazing insulator for buildings which helps in keeping them warm during winter and cold during summer. You can finish any construction or insulation work with the use of Haohai's PU foam expansion products.

PU foam expansion from Haohai, it will work/enjoy the time of long span. The foam we use is durable and designed to keep its shape. Haohai's PU foam expansion products will deliver great reliable performance and long-lasting results, irrespective of whether you are working on your big project or small one.

Haohai's PU foaming expansion, as well as being able to build and insulate, is also environmentally friendly. We use only the most eco-friendly components to make our foam. Therefore, you can feel good about the fact that your choice is a sustainable one whenever you use our products. Perfect combination of function and going green, Haohai PU foam expansion.

Have a massive project and need tons of PU foam expansion — Haohai is your guy. We have bulk and wholesale options for our foam which allow you to buy in mass quantities at an affordable price. When you buy a large number of them, you can get excellent products with Haohai and save yourself some money. You can order 30, 60 or 90 barrels of PU foam expansion for your next project with professional builds and DIY teams being able to access all the materials they require at wholesale prices.
Haohai was established in the month of August 2000, has maintained its steady and rapid expansion. It has also become an "Advanced Enterprise and pu foam expansion" and received the ISO9001:2015 accreditation for its quality system. Our products are of high quality due to our reliable quality management system and state-of-the-art equipment, along with a professional team.
Our customer service is thorough and professional We have a professional customer service team that can solve any customer's issue efficiently The well-known customer service system as well as pu foam expansion allow us to give the best service to our clients
Our products are pu foam expansion using highest quality materials They are superior to their competition in terms of strength and performance deeply trusted by both domestic and foreign customers
We manufacture a variety of products such as Duct Panels, PU Foam Stonefix adhesive foam Polystyrol spray adhesive foam, Multipurpose Spray Adhesive Foam and aerosols to help with pu foam expansion, personal care home care, auto care. We are now creating OEM products for renowned companies across the globe.