Product Introduction:
PU polyurethane cold storage panel own concave and convex groove structure to effectively improve the air tightness of the panel lap joint,while ensuring the appearance ,greatly reduce the operating costs of cold storage and warehouse.
Within a certain scale, the warehouse can change freely in the three directions of length ,width and height, and expand or shrink according to the needs,which is very convenient.

The excellent characteristics:
1. Excellent thermal insulation
The thermal conductivity is between 0.019-0.022w/m · k (25 °C), which is the lowest thermal conductivity among the thermal insulation materials currently used. Using high-pressure continuous foaming technology, foaming is uniform and dense, closed cell structure bubbles are small, cell density can reach 200,000 / cm³, closed pore rate of up to 97% or more, water absorption rate is extremely low, can effectively hinder water vapor of penetration, thus exerting its excellent thermal insulation properties.
2.Good fire resistance
Polyurethane hard foams have excellent fire resistance, and a coking protective layer is formed during combustion that does not melt and drip like EPS and XPS. Composite with metal surface material further improves its flame-retardant properties. The combustion performance reached the national standard 8624-2012 B1 grade.
3.Leading pentane technology
The use of fluorine-free raw materials for one-time high-pressure foaming, no CFCs, greenhouse effect of 0, no pollution to the environment, in line with the international convention on the ozone layer, in line with European environmental protection standards.

Parameters of cold storage insulated panels:
Product Name | Cold storage insulated panels | |
Model | CS50-100/PUR | CS50-100/PIR |
Metal sheet | 0.4-0.8mm | |
Thickness | 50 / 75 / 100 / 120 / 150 /175 / 200mm | |
Effective width | 920/1000/1120mm | |
Length of panel | Customized | |
Core material | PU/PUR (Polyurethane) | PIR ( polyisocyanurate ) |
Density | 40~42 KG/M3 | 45~50 KG/M3 |
Thermal conductivity (25℃) | ≤0.022/(m.k) | ≤0.0195w/(m.k) |
Fireproof grade | B2 | B1 |
Combustion performance | ≥ D | ≥ B |
Color of steel plate | Usual : White gray RAL9002 or Customized | |

Reference table of temperature and cold storage panels'thickness:
Thickness of panels | Temperature difference between Indoor and outdoor of cold storage | length of panels | Temperature of keeping in cold storage | ||||||||||||||
mm | ℃ | m | 25 | 20 | 15 | 10 | 5 | 0 | -2 | -8 | -15 | -20 | -25 | -30 | -35 | -40 | -45 |
50 | 30 | 2-8 | |||||||||||||||
75 | 40 | 2-8 | |||||||||||||||
100 | 50 | 2-12 | |||||||||||||||
120 | 60 | 2-12 | |||||||||||||||
150 | 70 | 2-12 | |||||||||||||||
200 | 90 | 2-12 | |||||||||||||||
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