What is the difference between wpc foam board and extruded board? Some people may not understand this, because extruded board and foam board are commonly used insulation materials, so many people want to know the specific difference between the two, foam board manufacturers Let me tell you, what are the differences between foam board and extruded board? The common foam board is foam board is expandable polystyrene beads with volatile liquid blowing agent, which is pre-expanded in the mold after heating The white object formed by medium heating has the structural characteristics of fine closed cells. It is mainly used for building walls, roof insulation, composite board insulation, cold storage, air conditioning, vehicle, ship insulation, floor heating, decoration and carving, etc. Extruded board is a rigid board made of polystyrene resin as raw material and continuously extruded and foamed through a special process. Its interior is an independent closed bubble structure, which is widely used in wall insulation and low-temperature storage ground , Parking platform, airport runway, highway and other fields of moisture-proof insulation, control ground frost heave, has excellent thermal insulation performance

Compared with the two introduced above, there is a certain difference in the cost of foam board and extruded board. Generally, extruded polystyrene board is more expensive than foam board, and there is also a certain gap in the production process of the two. The extruded board process is simple.

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