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What is the production process of egg tray?

1. Pulping system

(1) Put the raw materials into the pulping machine, add an appropriate amount of water, and stir for a long time to turn the waste paper into pulp and store it in the pulp storage tank.

(2) Put the pulp in the pulp storage tank into the pulp mixing tank, adjust the pulp concentration in the pulp mixing tank, and further stir the white water in the return tank and the concentrated pulp in the pulp storage tank through the homogenizer.After adjusting into a suitable pulp, it is placed in the pulp supply tank for use in the molding system.

Equipment used: pulping machine, homogenizer, pulping pump, vibrating screen, pulp dredging machine

 

2. Molding system

(1) The pulp in the pulp supply tank is supplied into the forming machine, and the pulp is adsorbed by the vacuum system. The pulp is left on the mold through the mold on the equipment to form, and the white water is adsorbed and driven back into the pool by the vacuum pump.

(2) After the mold is adsorbed, the transfer mold is positively pressed out by the air compressor, and the molded product is blown from the forming mold to the transfer mold, and the transfer mold is sent out.

Equipment used: forming machine, mold, vacuum pump, negative pressure tank, water pump, air compressor, mold cleaning machine

 

3. Drying system

(1) Natural drying method: Directly rely on the weather and natural wind to dry the product.

(2) Traditional drying: brick tunnel kiln, the heat source can be selected from natural gas, diesel, coal, dry diesel, liquefied petroleum gas and other heat sources.

(3) New type of multi-layer drying line: The multi-layer metal drying line can save more than 30% energy than the transmission drying, and the main heat source is natural gas, diesel, liquefied petroleum gas, methanol and other clean energy sources.

 

4. Auxiliary packaging of finished products

(1) Automatic stacking machine

(2) Baler

(3) Transfer conveyor


Post time: May-20-2023