Nitrocellulose paint can be divided into four types: external varnish, internal varnish, wood varnish and various enamel paints. (1) Nitro topical varnish: It is composed of nitrocellulose, alkyd resin, flexibility agent and partial ester, alcohol and benzene solvent. It has good gloss and durability and can be used for exterior metal and wood surface finishing. (2) Nitro-inner varnish: It is composed of low-viscosity nitrocellulose, glycerin rosin ester, non-drying oil alkyd resin, flexibility agent and a small amount of ester, alcohol and benzene organic solvent. The coating film is fast and bright. It has poor outdoor weatherability and can be used for indoor metal and wood surface coating. (3) Nitrowood varnish: It is made of nitrocellulose, alkyd resin, modified rosin, flexibility agent and appropriate ester, alcohol and benzene organic volatiles. The coating film is hard, bright and can be polished, but the weather resistance is poor. It can only be used for the finishing of indoor wooden surfaces. (4) Various colors of nitroalcoholic enamel: It is prepared from nitrocellulose, pentaerythritol acid resin, pigment, flexibility agent and appropriate solvent. The coating film is fast drying, smooth and smooth, good weather resistance, but poor wear resistance, suitable for indoor use. Painting of outer metal and wood surfaces.
Picnic backpack is a type of backpack designed specifically for carrying everything you need for a picnic. It typically includes compartments and pockets for storing food, drinks, utensils, plates, and other picnic essentials.
A typical picnic backpack may include the following:
Insulated compartment: This compartment is designed to keep your food and drinks cool for hours. It is usually lined with thermal material to maintain the temperature of the food.
Utensil compartment: This compartment is designed to hold utensils such as knives, forks, spoons, and bottle openers.
Plate and glass holders: These are usually attached to the sides of the backpack and are designed to hold plates, glasses, and cups.
Napkin holder: This is a small pocket or strap designed to hold napkins.
Blanket: Some picnic backpacks also come with a built-in blanket that can be rolled up and stored in a compartment.
Other accessories: Some picnic backpacks may also include salt and pepper shakers, cutting boards, cheese knives, and other picnic accessories.
Picnic backpacks come in different sizes, styles, and designs. They can be made of different materials such as canvas, polyester, or nylon. Some backpacks may also be waterproof or water-resistant to protect your food and drinks from getting wet in case of rain.
Our factory has years of experiences of making picnic backpack, please send us inquiries if you have any business ideas.
picnic backpacks set, outdoor dining backpack, picnic rucksack with blanket, picnic backpack for 4 ZHANGJIAGANG CITY XIANGLE TOOL CO., LTD. , https://www.sjxiangletoolbag.com
Nitrocellulose lacquer classification
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