How is airlaid napkins made?

How is airlaid napkins made?

The raw material is long fibered softwood fluff pulp. The pulp is hammer milled freeing the fibers from each other before entering the wire of the paper machine. Normally an air-laid paper consists of about 85 % fiber. A binder has to be applied as spray or foam, which preferably can be activated and cured by heat.

What is airlaid tissue?

Air-laid paper is a textile-like material categorized as a nonwoven fabric made from fluff pulp. Compared with normal wet-laid paper and tissue, air-laid paper is very bulky, porous and soft. It has good water absorption properties and is much stronger compared with normal tissue.

What is airlaid paper used for?

The use of Airlaid Paper: semiconductor production line chips, microprocessors, semiconductor assembly production lines, disc drives, composite materials, LCD display products, circuit board production lines, precision instruments, optical products, aerospace industry, PCB products, medical equipment, High-precision …

What are airlaid materials?

Airlaid is a fabric like material which belongs to the nonwoven materials group. Nonwovens are commonly referred as web or sheet where fibers are bonded with each other by chemicals, mechanical or thermal energy. The main raw material used in Airlaid nonwovens is fluff pulp.

Is wood a pulp?

What is Pulp? Pulp is made from breaking down the fibrous part of plants, primarily trees or recycled paper, and refers to the main ingredient in the papermaking process. Pulp made from trees (wood fiber) is the most common source of fiber for papermaking and the base for many paper and wood products.

What is SAP paper?

SAP Paper, Gel Sheet, absorbent sheet For Sanitary Napkin, Diaper, 2018.

What is Web bonding?

In chemical bonding, binders are applied to the unbonded web. After application of the binder, different dryer systems (drum, can or band dryers) are used to evaporate the water and consolidate the web. In a few specific applications, solvent bonding is required.

What is dry laid nonwoven?

Drylaid nonwovens are made from staple fibers which the nonwoven manufacturers source in. Before processing the fibers are opened and mixed. The web formation takes place on roller cards with rotating workers and strippers. To achieve high fabric weights crosslappers are used.

Is there wood pulp in food?

Cellulose or wood pulp (that’s basically sawdust) can be found in food like shredded cheese. It’s usually used to add texture and fiber to foods. Cellulose is basically plant fiber, and it’s indigestible. You have to grind wood to get the cellulose.

Are SAP sheets biodegradable?

SAP is not biodegradable due to being a synthetic material. There are many companies across the world working on bio-based or natural based SAP which aims at better environmental protection.

Which is the best way to produce airlaid paper?

Anpap Airlaid Process is an efficient & reliable way to produce high quality Airlaid paper without compromises. Efficient production and quick grade change gives you the flexibility to respond to the customer needs instantly. Quick start up means higher production efficiency, less waste, lower production down times and higher ROI.

How is the pulp of air laid paper defibrized?

The pulp are defibrized in a hammermill. Defibration is the process of freeing the fibres from each other before entering the papermachine. Important parameters for dry defibration are shredding energy and knot content. Normally an air-laid paper consists of about 85% fibre. A binder must be applied as a spray or foam.

Who was the inventor of the airlaid process?

The invention of the airlaid process is attributed to Karl Krøyer in Denmark during the 1960s, who sold the technology to the company M&J Fibertech at the beginning of the 1980s.

What do you need to know about airlaid?

Airlaid is a web formation process. Airlaying (airforming) is a method of forming a web by mixing fibres with air to form a uniform air-fibre mixture that is then deposited on a moving air-permeable belt or wire.