Epoxy curing agent Knowledge The main uses of styrofoam and precautions for styrofoam

The main uses of styrofoam and precautions for styrofoam

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Foam glueWhat are you doing? Many friends are not very familiar with this term. Today the author will introduce you to styrofoam. The author introduces this product that we don’t know much about but is widely used and convenient in life from its main uses, classification and precautions.

1. Main uses of foam glue

Door and window installation: Caulking, sealing and fixed bonding between doors, windows and walls.

Advertising models: production of models and sand tables, repair of exhibition boards.

Sound insulation and silencing: Filling the gaps during decoration of speech rooms, broadcasting studios, etc. can play a role in sound insulation and silencing.

Gardening and landscaping: flower arrangement, gardening and landscaping, light and beautiful.

Daily maintenance: repair of holes, gaps, wall tiles, floor tiles, and floors.

Waterproof and leak-proofing: repairing and plugging leaks in water pipes, sewers, etc.

2. Classification of styrofoam

Foam glue is divided into two types: gun type and tube type (commonly known as disposable). The tube type is mainly used for retail design, which means that the tube type is only suitable for household plugging and leak prevention and does not require a large amount. The place. Moreover, the quality of tube-type products is generally not very good. Most companies will not use tube-type packaging for 750ML and high-quality products, because the foam rubber of tube-type products is smaller than The pressure of the gun type is small, and sometimes it cannot be driven clean, and it is easy to cause problems such as the valve not being able to be driven out. In addition, the foam cells produced by the tubular foam glue are not as delicate as those of the gun type, and the expansion force is relatively large. The cost of the gun type is actually lower than that of the tube type.

3. Styrofoam precautions

1. Foam glueStorage Precautions

The normal operating temperature of foam rubber tanks is+5~+40℃, and the optimal operating temperature is +18~+25℃. When used in winter, it is recommended to place this product at a constant temperature of +25~+40℃ for 30 minutes before use to ensure its optimal performance. The temperature resistance range of the cured foam is -30℃~+100℃.

2. ;color:rgb(0,0,0);font-size:19px”>Foam gluePrecautions for use

A. Foam glue is a moisture-curing foam. It should be sprayed on a moist surface when used. The greater the humidity, the faster it will cure. Uncured foam can be cleaned with cleaning agents, while cured foam can be removed mechanically (sanding or cutting). The cured foam will turn yellow when exposed to ultraviolet light. It is recommended to use other materials (cement mortar, paint, etc.) to coat the surface of the cured foam. After using the spray gun, please clean it with special cleaning agent immediately.

B. When replacing the material tank, shake the new tank well (at least 30 times) and remove the empty tank , quickly replace the new material tank to prevent the spray gun connection port from solidifying.

C. The flow control valve and trigger of the spray gun can control the size of the foam flow. Immediately after the glue application is completed Clean the spray gun with cleaning agent, then close the flow valve clockwise.

3. Foam glueSafety Precautions

Uncured foam is sticky to skin and clothing, so construction workers Work gloves, work clothes and goggles should be worn during construction. The temperature should not exceed50℃ during storage and transportation. Foam rubber tanks should be kept away from direct sunlight to prevent the tank from Explosion. It is strictly prohibited for children to touch. Empty cans after use, especially partially used but not yet used foam cans, should not be thrown around. Burning or puncturing empty cans is prohibited. Keep away from open flames and do not come into contact with flammable and explosive items. . The construction site should have ventilation conditions and do not smoke. If the foam touches your eyes, please rinse with water before going to the hospital; if it touches the skin, please rinse with water and soap.

Title of this article: Main uses of styrofoam, precautions for styrofoam

Link to this article: http://www .wellgo.com.cn/newb/information_2415.shtml

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