The principle and function of polyurethane foaming machine
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The principle and function of polyurethane foaming machine

Views:16     Author:Site Editor     Publish Time: 2020-07-17      Origin:Site

Polyurethane foaming machine is the black material (isocyanate, also called crude MDI) and white material (combined polyether) are fully mixed according to a certain ratio (the conventional ratio is 1:1) Combine the output, the two raw materials after the output react chemically, start to expand and foam, and finally A foam foam with uniform and closed cell holes is formed. 


Features:

According to the spraying state of the raw material from the nozzle of the polyurethane foaming machine, it is classified into spraying patterns and pouring patterns;


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Examples of spraying patterns


Examples of pouring patterns

Examples of pouring patterns

Spray polyurethane foam machine use:

Insulation and waterproofing of building exterior walls and roofs-integration, cold storage, grain storage, chemical plant storage tanks and pipes, etc.


Use of infusion polyurethane foaming machine:

Solar water heater barrel, insulated water tank, stainless steel water tank, car portable refrigerator, beer barrel, anti-theft door, cabinet, plate, on-site foam packaging, aluminum profile cavity, etc. 


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