Polyurethane thermo-insulating board
The utility model discloses a polyurethane thermo-insulating board capable of being spliced. The thermo-insulating board uses a colored steel sheet, an aluminium plate and other metal plates as a covering, and the middle part of the polyurethane thermo-insulating board is clamped with hard polyureth...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model discloses a polyurethane thermo-insulating board capable of being spliced. The thermo-insulating board uses a colored steel sheet, an aluminium plate and other metal plates as a covering, and the middle part of the polyurethane thermo-insulating board is clamped with hard polyurethane foamed materials. The utility model is mainly characterized in that the polyurethane thermo-insulating board is a small basal unit plate with circular arc-shaped or square groove. When the polyurethane thermo-insulating board is used, the utility model can be spliced into the required size through lapping plates and glue. The thermo-insulating board heated board can be used for, the carriage bodies of refrigeration vehicles and thermo-insulating vehicles or fixed refrigerating warehouses. Shown as the picture, wherein, 1-a polyurethane glue layer, 2-a wide lapping plate, 3-a polyurethane glue layer, and 4-a narrow lapping plate. |
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