What materials are Greenhouse heat insulation and sun protection nets usually made of? How durable are these materials?
Publish Time: 2024-07-05
There are many choices of materials for greenhouse heat insulation and sun protection nets (also often called sunshade nets), each of which has its own unique characteristics and durability.Common materialsPE material:Features: PE (polyethylene) greenhouse sunshade nets are one of the more common choices on the market. It is relatively cheap, has good light transmittance, and has a certain degree of UV protection.Durability: However, PE sunshade nets are prone to aging and cracking, especially in harsh environments such as high temperature and wind and sand, and their service life will be relatively short. Generally speaking, the service life of PE sunshade nets may be within a few years, but the specific time depends on the use environment and maintenance.PVC material:Features: PVC (polyvinyl chloride) greenhouse sunshade nets are more durable than PE materials. It has strong UV resistance, good toughness and tensile properties.Durability: PVC sunshade nets have a long service life, usually up to 3 to 5 years. This makes it one of the preferred materials for greenhouses that need to be used for a long time.PEVA material:Features: PEVA (polyethylene-vinyl acetate copolymer) greenhouse shade net is an environmentally friendly material. It not only has good UV protection effect, but also has high light transmittance. At the same time, the shade net of this material also has high tensile strength and durability.Durability: The service life of PEVA shade net can also reach more than 3 years, but its price may be slightly higher than that of PVC material.HDPE material:Features: HDPE (high-density polyethylene) material is also widely used in the manufacture of shade nets due to its high strength, aging resistance and weather resistance. In particular, some high-quality multifunctional shade nets are often made of HDPE material.Durability: The service life of HDPE shade net is very long, and some products even claim to be able to be used for 5-10 years. This is mainly due to the excellent performance of HDPE material and the anti-aging treatment during the production process.Factors affecting durabilityUse environment: The durability of the shade net is closely related to its use environment. In harsh environments such as direct sunlight, high temperature, and sandstorms, the aging speed of the shade net will accelerate.Maintenance: Regularly cleaning the shade net to prevent dust and plant residues from accumulating on the net can effectively extend its service life.Installation method: The correct installation method can also extend the service life of the shade net to a certain extent. For example, during installation, you should avoid pulling the shade net too tight to prevent the material from being damaged due to long-term tension.The material selection of greenhouse heat insulation and sun protection nets should be determined according to specific needs and budget. For greenhouses that need to be used for a long time, it is recommended to choose materials with better durability such as PVC or HDPE. At the same time, attention should be paid to maintenance and care during use to extend the service life of the shade net.
