Aluminum foil bags can be used for lamp packaging, various circuit boards, electronic products, fine mechanical parts, consumer goods, industrial products and other packaging.

aluminum foil bags are made of aluminum and other high barrier materials by dry blending according to the unique properties of aluminum. The aluminum foil bag has light weight, gloss, strong reversal ability, good barrier properties, impermeability to gas and water vapor, and strong adaptability to temperature, so it has good moisture resistance, light resistance, light resistance, penetration resistance and aesthetic appearance. Stable shape at high or low temperature, strong shading ability and good fragrance retention. The water vapor permeability can reach less than 0.015g/(m2.24h)>, and it has a heat sealing function. Vacuum packaging, the composite aluminum foil bag is opaque in appearance, silver-white, reflective luster, and can be stored in an environment where the temperature is less than 38 C and the humidity is less than 90%.

Food plastic bags are often used in people's lives, but be careful when using them. So how to distinguish?

1. Eye observation

Non-toxic plastic bags are white, transparent or slightly transparent, with uniform texture. Toxic plastic bags are colored or white, but have poor transparency and turbidity. The plastic surface is not evenly stretched by small particles.

2. Listen with ears

When shaking the plastic bag vigorously with his hand, the sound clearly shows that it is a non-toxic plastic bag, while the low and dull sound is a toxic plastic bag.

3. Touch by hand

The surface of the plastic bag is smooth and non-toxic when touched by hand; sticky, astringent and waxy are toxic.

4. Smell with your nose

Non-toxic plastic bags are tasteless. Those substances with pungent odor or abnormal taste are toxic.

5. Water immersion test method

Put the plastic bag in the water and press it to the bottom with your hands. Wait for a while. The surface of the water is a non-toxic plastic packaging bag, and the bottom is a toxic plastic packaging bag.

6. Combustion method

Non-toxic plastic bags are flammable, the flame is yellow, some of which are cyan, drip like candlelight when burned, and have a paraffin smell; toxic plastic bags are not easy to burn, and extinguish when on fire, the flame is yellow or black, the bottom is green, and it will soften Brushed, you may also smell pungent smell.