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Greenhouse glass selection, which glass is more suitable
Author:AdminRelease time:2021-09-26 16:28:24

In order to determine the type of glass used in domestic greenhouses, it must be determined based on three major factors.


1. Regional global longitude and latitude;

2. The temperature control of the greenhouse;

3. Cost budget input;

In the three major directions, different glass types are selectively used to achieve the desired effect.


Depending on the latitude and longitude of the world, the intensity of direct sunlight is different. For low latitude areas, it is necessary to reduce the intensity of direct sunlight to prevent plants from producing serious light-inhibition effects during the growth process. Photosynthesis hinders the growth process of plants, and vice versa. In terms of glass selection, you can choose glass with different haze values. The haze value of domestic greenhouse glass can be selected between 0-80. Generally, most domestic use of haze of 50 haze can guarantee production.


The temperature control of the greenhouse is also very important. For example, the types of glass used in Northeast China and Yunnan are quite different. The temperature difference between day and night in the northeast is cold, and the interior of the greenhouse needs better heat preservation effect, and the glass has higher requirements for light transmittance and heat preservation. Therefore, hollow glass is used around the glass greenhouse, and a single glass coated on one side or a single glass coated on both sides is used on the top to increase the solar light transmittance and ensure the indoor temperature.


Cost budget investment, when considering the construction cost of glass greenhouses, 1 consider the amount of national subsidies, greenhouse construction costs, operating costs and other aspects. The area is not affected by the weather, and diffuse scattering glass can be used to achieve the effect and the cost is much lower than that of anti-reflection glass. The thickness of the glass can also be 4mm. The specific price can only be determined by consulting the detailed glass manufacturer. If there is a local glass manufacturer that can produce it, then you can save a lot of transportation costs.


The current greenhouses must consider the above conditions when considering glass, in order to truly take advantage of the advantages of glass greenhouses. The higher the light transmittance and the higher the scattering of glass, can the greenhouse planting effect be improved. According to the data of Jingpeng experimental greenhouse, the difference in planting yield between diffuse reflective glass and ultra-white tempered glass is about 20%.


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