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The choice of good quality wood has a great impact on the quality of packaging pallets

The choice of good quality wood has a great impact on the quality of packaging pallets

Date of issue: 2021-04-20 Author: Click:

    Wooden square, commonly known as Building timber According to the actual processing needs, the wood is sawn into square strips with certain specifications and shapes, which are generally used for packing pallets, packing boxes, pallets, cable trays, etc. It is mainly made of poplar, pine and other trees to form square or square cross-sections.

    Poplar is a common packaging material. There are many models. Because of its smooth surface, high hardness, good strength and low price, poplar board is widely used in packaging pallets. Cable tray materials are mostly used for natural wide fan-shaped plates, with widths ranging from 12 cm to 30 cm. After drying, they are used to fill wood in iron wood pallet racks. Features: firm, beautiful, smooth, consistent color!

    In the cable tray of packaging tray, it is particularly important to choose the wood square of poplar board. The choice of good quality wood has a great impact on the quality of packaging pallets. So when you buy wood, you should choose carefully, focusing on good quality.

    The moisture content of wood cube is 8% ~ 12%, and there will be no cracking and warping. Generally, the moisture content of the wood cube is related to the drying method. The effect of steam drying is better and can be detected by special instrument. In addition, there are some simple methods

 Building timber

    1. Hand weight method: you can weigh the wood by hand, and those with large water content must be heavier.

    2. Hand touching: put your hand on the wood to feel the humidity.

    3. Nail method: you can try to use long nails into the wood. If it is easy to nail, the wood is dry; Otherwise, the humidity is relatively high.

    Affecting the quality of wood:

    1. Pests.

    In the process of storage, transportation and use, wood is often affected by pests. The natural enemies of wood are termites, longicorn beetles and weevil. If the wood is not properly protected, it will be destroyed by these pulses, thus affecting the quality of engineering wood.

    2. Cracks.

    Square cracks are usually riding cracks, which are due to cracks between wood fibers, which can degrade the rating of the square.

    3. Decay.

    Under certain conditions, wood will be destroyed by wood rot fungi and bacteria, resulting in changes in the color and structure of wood, so that it becomes soft and fragile, showing pore, powder or sponge shape. This is the performance of wood decay.

    4. Discoloration.

    Wood discoloration is mainly chemical discoloration and fungal discoloration. Chemical discoloration is caused by the interaction between wood and chemical products, and fungal discoloration is caused by fungus invading wood.

    5. Deformation.

    The deformation of square timber is mainly due to the warping deformation during processing, drying and storage, which has a certain impact on the quality.

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key word: Construction timber in Chongqing , Wood processing , Wood wholesale

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