Production process and foaming formula for gas swelling slow rebound foam
Expansion slow rebound sponge is a type of sponge developed in the production of slow rebound sponge, utilizing temperature-sensitive and viscoelastic propertie
What equipments are needed to set up a sponge foam factory?
To start a sponge foam factory, what mechanical equipment do you need to understand? Let me briefly introduce the required machinery.
Sponge Foam Series Testing Equipment
Foam products are subject to high consumer demands for comfort and performance. Therefore, manufacturers must rely on advanced testing tools to ensure the quality and consistency of their products. Here are some devices used for foam product testing fyr.
Causes and solutions for yellowing of polyurethane foam.
Yellowing in polyurethane foam can be attributed to various factors and falls into four main categories:
What factors contribute to the perceived firmness of polyurethane foam?
The apparent hardness of polyurethane foam is predominantly shaped by the following elements:
What is the ideal density for sofa cushions?
In China, a foam density of around 50 is considered good, as anything over 50 likely contains additives that you might not want in your foam.
Why is high-density sponge foam considered of superior quality?
Within the industry, sponge foam is typically classified according to its density. In the market, you can commonly find two primary categories of sponge foam: high-density sponge foam and regular sponge foam. These two types are easily distinguishable by their appearance and texture.
What are the common polyurethane flexible foam on the market?
There are many different types of polyurethane flexible foams on the market, following are a few popular varieties types for your reference:
What is the reason for uneven pores in PU foam, and what is the solution?
The uneven pores in furniture foam can be caused by several factors related to the foam production process. Here are some common reasons and their solutions: