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A PRESENTATION BY
GOURABMONDAL
TUSHAR
KUMAR
Bulletproof jackets
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Introduction..
Bulletproof fabrics are made of extremely strongmaterials
It is a functional fabric .
Made of a material called kevlar
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What is kevlar ?..........
Kevlar is a strong material .
Its strength is in the process of weaving a liquid into a
solid in tiny spider webs.
The weave that makes bulletproof vests is kevlar29 .
Note : nomex and kevlar are tradenames ofDuPont
for aramid fibres introduced in 1963
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Uses of kevlar
Brake pads replacing asbestos.
Boat hull cloth.
Protection against tornadoes in shelters.
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Manufacturing process
Kevlar is made up ofaramid fibres.
Chemical designation :
polyparaphenylene terepthalamide
obtained from monomers ofterephtaloyl dichloride
& paraphenylene diamine
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Manufacturing process..Polyparaphenylene
terepthalamide
Kevlar fibres
Passing by perforated
plates
Weaveable yarn
twisting
Fabric (30m min.) Panel frame
Plain weave
Markingsilhouette
Panel frame cloths
1.Laser
cutting2.workforce
Weaved jacket
Accessorizing by
straps
Sewing layers
together
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Manufacturing process
Finishing the product :-
it includes checking & quality control of the
vest
all tests such as yarn strength, elasticity &
others that are done for all fabrics are done
it is checked for defects by NATIONALINSTITUTE FOR JUSTICE (N.I.J.)
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Properties of aramid fibres.
Density : 1.44gm/cc
Filament diameter: 12 micron
Tensile strength: 1.950 mn/tex
Tensile modulus: 5.5n/tex Elongation: 3.3 %
Heat resistance: 90%
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Properties contd.
Thermal expansion coeff. :
linear : 3.5 * 10^6/k
transverse : 50 * 10^6/k
sp. Heat : 1420 j/Kg kdecomposition temp:500 degree centigrade
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Chemical properties.
Continuous operating temp. : 204
Moist heat : 177
Surges: 220
Combustion : no
Alkali resistance : good
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Chemical properties contd..
Mineral acids resistance : fair
Organic acid resistance : fair
Solvent resistance : very good
Relative cost : 5*cotton
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Sources in India 1 Vijay Sabre Safety Pvt. Ltd. Manufacturer & exporter of breathing air cylinder
trolley unit, medical equipments
Address :
35, Chandivali Village, Off. Saki Vihar Road, Andheri(West),
Phone :
91-22-28474045/87/85/28475488/28475036/28574045/28478785
Mobile :+919574818967
Fax :
91-22-28470021
http://www.tradeindia.com/Seller-1009027-VIJAY-SABRE-SAFETY-PVT-LTD-/http://www.tradeindia.com/Seller-1009027-VIJAY-SABRE-SAFETY-PVT-LTD-/http://www.tradeindia.com/Seller-1009027-VIJAY-SABRE-SAFETY-PVT-LTD-/7/28/2019 Bulletproof Jackets
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Sources in India .2 Proeye Protection World Pvt. Ltd. bulletproof jackets & vests, bomb blankets, boom
barriers, traffic monitoring & control equipment,phone recorders, conference systems
Address :
S.C.O. 51-52, Sector 8-C, Madhya Marg, Phone :
91-172-2780584
Mobile :
+919872201202 Fax :
91-172-2546809
http://www.tradeindia.com/Seller-3172918-Proeye-Protection-World-Pvt-Ltd-/http://www.tradeindia.com/Seller-3172918-Proeye-Protection-World-Pvt-Ltd-/http://www.tradeindia.com/Seller-3172918-Proeye-Protection-World-Pvt-Ltd-/http://www.tradeindia.com/Seller-3172918-Proeye-Protection-World-Pvt-Ltd-/7/28/2019 Bulletproof Jackets
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Varieties of bulletproof vests
Military Bul Bulletproof Vest
The Force Wears Indian Armour Military Vest is designed as a
high-mobility front opening vest to be worn over a soldiers
uniform...
Category: Security & Protection | Bullet Proof Vest
Related Keywords: Military Vest
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Variety 2
BulletProofVestfor concealed security, wearable under a
shirt...
Category:Security & Protection|BulletProof VestRelated keywords: |Bullet Proof Vest
http://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/Security-Protection_p30http://www.alibaba.com/Bullet-Proof-Vest_pid300503http://www.alibaba.com/Bullet-Proof-Vest_pid300503http://www.alibaba.com/Bullet-Proof-Vest_pid300503http://www.alibaba.com/Bullet-Proof-Vest_pid300503http://www.alibaba.com/Bullet-Proof-Vest_pid300503http://www.alibaba.com/Bullet-Proof-Vest_pid300503http://www.alibaba.com/Security-Protection_p30http://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.htmlhttp://www.alibaba.com/product-free/235703622/Bullet_Proof_Vest.html7/28/2019 Bulletproof Jackets
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Other Varieties.
Full Body Armour -BulletProofVests
http://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.htmlhttp://www.alibaba.com/product-free/104454801/Full_Body_Armour_Bullet_Proof_Vests.html7/28/2019 Bulletproof Jackets
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Other types.
CommandoVestBulletresistance jacket with two hard armourpanel and soft armour panel comply NIJ
Standard and ea...
Brand Name:Bulletproofjacket
BULLETPROOF WEST &
HELMETS
http://www.alibaba.com/product-free/11782531/Commando_Vest.htmlhttp://www.alibaba.com/product-free/11782531/Commando_Vest.htmlhttp://www.alibaba.com/product-free/11782531/Commando_Vest.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/242297344/BULLET_PROOF_WEST_HELMETS.htmlhttp://www.alibaba.com/product-free/11782531/Commando_Vest.htmlhttp://www.alibaba.com/product-free/11782531/Commando_Vest.htmlhttp://www.alibaba.com/product-free/11782531/Commando_Vest.html7/28/2019 Bulletproof Jackets
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Users
Politicians
Business leaders
Police
People in life threatening situations Security guards
Army & intelligence
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conclusion
The bulletproof vests are available in varioussizes according to threat level. They are II ,IIA,III
& IIIa
Though bulletproof jackets are available in India
the standards given to the police is very low as a
result it reduces their effectiveness
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