Nonwoven Fabric Basic

Which of the following is NOT a web formation method?

• Dry-laid

• Wet-laid

• Hydroentanglement

• Spunbond

What is the primary raw material used in the spunbond method?

• Cotton fibers

• Polymer filaments

• Wool fibers

• Cellulose pulp

In which web forming method are fibers suspended in water before deposition?

• Meltblown

• Spunbond

• Wet-laid

• Needle punching

Which of the following web bonding techniques involves high-pressure water jets?

• Thermal bonding

• Needle punching

• Hydroentanglement

• Chemical bonding

What type of nonwoven fabric bonding uses adhesives or binders?

• Mechanical bonding

• Thermal bonding

• Chemical bonding

• Spunbonding

Which web formation technique is commonly used in the production of tea bag filters?

• Dry-laid

• Wet-laid

• Spunbond

• Needle punching

What is the primary bonding mechanism in the needle punching process?

• Adhesive application

• Entanglement of fibers using barbed needles

• Application of high temperatures

• Water jet bonding

Which nonwoven web forming method is most commonly used for manufacturing face mask filters?

• Dry-laid

• Wet-laid

• Meltblown

• Spunlace

Which web bonding technique is primarily used in the production of diaper top sheets?

• Needle punching

• Hydroentanglement

• Thermal bonding

• Chemical bonding

What is a key advantage of nonwoven fabrics?

• High cost

• Heavyweight structure

• Customizable strength and porosity

• Limited applications