Polyurethane is an emerging organic polymer material, known as the "fifth largest plastic" and widely used in many fields of the national economy due to its excellent performance. Junming polyurethane mainly serves the fields of building energy conservation, refrigerated carriages, and cold storage insulation.
Product introduction
One、Polyurethane rigid foam combination material (black and white material, or AB material)：Polyurethane rigid foam combination polyether, also known as white material, and polymerized MDI, also known as black material.
Main applications:
Spray foam
2.Perfusion
Two、Polyurethane rigid foam products：The rigid polyurethane foam is mainly prepared from diisocyanate, polyether or polyester polyol, catalyst, foaming agent, foam stabilizer and other additives.
Main applications:
PU metal surface sandwich panel
2. PU tube shell
3. PU metal surface carved board
4. PU FRP sandwich panel
Parameters:
1.Objective density kg/m³：20~100。
2.B1/B2 Flame retardant grade B1/B2
3.Initial thermal conductivity W /m. k:≤0. 022 W/m.。
4.Closed cell %≥95
5.Compression strength≥150~350Kpa
6.Dimensional stability %≤1