What are the ingredients of the non-woven fabric raw materials?

According to the composition of non-woven fabrics, there are polyester, polypropylene, nylon, spandex, acrylic, etc.; different compositions will have completely different styles of non-woven fabrics. The spun-bond fabric usually refers to polyester spunbond and polypropylene spunbond; and the styles of these two fabrics are very similar, which can be distinguished by high-temperature testing. Non-woven fabric…

Classification of non-woven fabrics

1. Spunlace non-woven fabric: The spunlace process sprays high-pressure fine water onto one or more layers of fiber webs to entangle the fibers with each other so that the fiber webs can be reinforced and have a certain strength. 2. Thermally bonded non-woven fabric: Thermally bonded non-woven fabric refers to the addition of fibrous or…

Material of cold cooler bags

Outer material: double-sided laminated PVC mesh cloth, waterproof and oil-proof, super tensile strength, abrasion resistance, strong anti-wrinkle ability; inner material: aluminum foil laminated with non-woven fabric or laminated with 2mm pearl cotton outside with PVC reinforcement, 8mm super-density insulation cotton in the middle; support material: bottom hard rubber board; 2cm high-density super-hard extruded board around…

Advantages of cooler bags

Cooler bags have five major advantages: 1. Save a lot of plastic bags and support environmental protection; 2. Clean and hygienic, the cooler bags themselves are water- and oil-proof, and all materials are environmentally friendly, with super abrasion resistance and wrinkle resistance; 3. The heat preservation and cold preservation effect are good. When the food…

Classification of filter bags

1. According to the shape of the cross-section of the filter bag, it is divided into a flat bag (trapezoid and flat) and a round bag (cylindrical). 2. According to the way of air inlet and outlet, it is divided into the lower air inlet and upper air outlet and upper air inlet and lower…

How to clean the filter bag

1. Gas cleaning: Gas cleaning is by means of high-pressure gas or external atmosphere to blow back the filter bag to remove the dust on the filter bag. Gas cleaning includes pulse blowing, reverse blowing and reverse suction. 2. Mechanical rapping for dust removal: divided into top rapping and middle rapping for dust removal (both…

What is PVC material?

PVC material is polyvinyl chloride. It is one of the largest plastic products in the world. It is cheap and widely used. Polyvinyl chloride resin is white or light yellow powder. It cannot be used alone and must be modified. PVC can be added with different additives according to different purposes, and polyvinyl chloride plastics…

What are the reasons for the popularity of PVC handbags?

1. There are multiple choices of transparent, opaque, and frosted materials; 2. Strong anti-fouling power; 3. Excellent insulation; 4. Moisture-proof and waterproof performance is good; 5. Recyclable, environmentally friendly, and low-carbon; 6. High quality and low price, beautiful appearance, good advertising effect; 7. A wide range of applications, suitable for food, electrical appliances, medicine, toys,…

Application of plastic bags

Plastic bags are light in weight, easy to shape, and have a wide range of applications. They can be soft, hard, wet, dry, sealable, breathable, and can be used once or for a long time. Since the introduction of plastics, it has been studied to use plastics to replace materials such as metal, wood, or…