How Do You Choose A Poly Plastic Grow Bag For Building A Greenhouse

- Jul 07, 2017 -

How do you choose a Poly Plastic Grow Bag for building a greenhouse

The first use of Poly Plastic Grow Bag is in summer, especially in the south. Some people describe the northern winter as a white (film) and the southern summer as a black (Poly Plastic Grow Bag). The use of Poly Plastic Grow Bag culture in the south of the summer has become a primary technical measure to protect against disaster. The north is currently used only for summer vegetables. Summer (August 6 -) Poly Plastic Grow Bag cover primary role is to prevent scorching sun exposure, prevent the impact of the heavy rain, high temperature damage, the transmission of diseases and insect pests, especially to prevent plant diseases and insect pests move extremely good effect.

In the summer, the plastic bag can be used as a blocking, rain, moisture and cooling effect. In winter and spring, the plastic bags will be covered with a certain heat preservation and humidification. Polyethylene plastic bag is made of polyethylene (HDPE), HDPE, PE, PB, PVC, recycling materials, new materials, such as poly (ethylene propylene as raw materials, the ultraviolet stabilizers and anti oxidation treatment, with strong tensile resistance, ageing resistance, corrosion resistance, radiation resistance, convenient wait for a characteristic. It is used for the protection of vegetables, incense, flowers, edible fungi, saplings, medicinal herbs, ginseng, ganoderma, etc., which have a significant effect on the production value.

Now on the market of polyethylene plastic bags are of variable quality and some Poly Plastic Grow Bags used only one year at the mercy of life, above is commonly referred to as a flat screen, the polyethylene plastic bag use of life is short, shading rate is low, not suitable for use on in greenhouse. The Poly Plastic Grow Bag used in the hothouse are usually made of round filaments, which have a high shading rate and usually have a sunshade rate of 75%, but some can reach 90%.

In the occupation of the plastic bag outside the greenhouse, there are few high quality Poly Plastic Grow Bag manufacturers, and most of them are still recycled materials. The external Poly Plastic Grow Bag is used in the greenhouse, which needs to reach the two requests of long service life and sunshade rate. But many domestic manufacturers outside of the Poly Plastic Grow Bags for knitting technology lag behind, take off a silk and silk are extremely serious, here are a couple of Poly Plastic Grow Bag image for us to see the outside, the Poly Plastic Grow Bag to take off the silk silk picture significantly less, we don't choose.

Now on the market of polyethylene plastic bags are of variable quality and some Poly Plastic Grow Bag service life is only a year or so, above is called flat screen, short service life of the polyethylene plastic bags, shading rate is low, not suitable for application in in greenhouse. Even the Poly Plastic Grow Bag used in house greenhouses are generally round silk plastic bags, which have a high shading rate and usually have a sunshade rate of 75%, but some can reach 90%.

In the plastic bag industry outside the greenhouse, there are few high-quality Poly Plastic Grow Bag manufacturers, and most of them are recycled materials. The application of outer Poly Plastic Grow Bag in the greenhouse, the need to reach the two requirements of long service life and sunshade rate. But many domestic manufacturers outside of the Poly Plastic Grow Bag due to the knitting technology lag behind, take off a silk and silk phenomenon is extremely serious, here are a few outer Poly Plastic Grow Bag pictures for your reference, this kind of Poly Plastic Grow Bag to take off the wire less wire phenomenon is obvious, suggest that we do not choose.


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