Assignment
Dhaka University of Engineering & Technology
(DUET), Gazipur-1707
Course Code:-TE-4607
Course Title:-Advanced Technologies in Textiles
Topics of the Assignment:-Effect of density of the fiber on
calculating the properties of textile composite.
Submitted by
Name:-Mahbubay Rabbani
Student ID:-175035
Year/Semester:-4/2
Department:-Textile Engineering
Submitted to
Dr. Forkan Sarker
Associate Professor,
Department of Textile
Engineering, DUET

Effect of density of the fiber on calculating the properties of textile
Composites:-
Textile composites are materials made by combining textile fibers and a
polymer resin to create a composite material with improved mechanical
properties. The fibers are typically woven or knitted into a fabric, which
is then impregnated with a resin matrix. Textile composites can be
designed to have high strength and stiffness while being lightweight.
This makes them ideal for applications where weight is a critical factor,
such as aerospace, automotive, and sports equipment. The properties of
textile composites can be tailored to meet specific design requirements,
including strength, stiffness, and durability. This allows for a more
efficient use of materials and can lead to cost savings. Textile
composites can be formed into complex shapes and sizes, which allows
for greater design flexibility compared to traditional materials. Unlike
metals, textile composites are not susceptible to corrosion, making them
ideal for use in harsh environments. Textile composites can withstand
repeated loading and high levels of stress, making them ideal for use in
high-performance applications. Textile composites can provide
improved damping compared to traditional materials, which can help to
reduce vibration and noise in structures and equipment. Textile
composites can be designed to resist environmental factors such as UV
radiation, moisture, and temperature changes.
So the resulting composite material combines the strength and flexibility
of the fibers with the durability and stiffness of the resin.
Textile composites are an important and growing area of materials
science, with continued research and development aimed at improving
their properties and reducing production costs.
The density of the fiber affects the packing density of the fibers within
the composite material, which in turn affects the strength, stiffness, and
other mechanical properties of the composite. Here are some ways in
which fiber density affects the properties of textile composites:-

1. Strength and Stiffness:-
The packing density of fibers in a composite material increases with
higher fiber density. This results in increased strength and stiffness of
the composite, as more fibers can interact with each other and resist
external loads.
2. Weight:-
Higher density fibers can increase the weight of the composite material
which can be a disadvantage in applications where weight is a critical
factor.
3. Surface Quality:
Lower density fibers can result in a rougher surface finish of the
composite material, as the fibers are not as tightly packed and may
protrude from the surface.
4. Manufacturing Process:
Higher density fibers can make it more difficult to manufacture
composite materials, as they may require more pressure or heat during
the impregnation process to fully saturate the fibers with the resin
matrix.
So, the density of fibers in a textile composite is an important factor in
determining the mechanical properties, weight, and surface quality of the
material.
It is important to carefully consider the desired properties for a specific
application when selecting the type of fibers and their density in a
composite material