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Defensive barrier is a physical or virtual obstacle that is designed to protect against or prevent unauthorized access, intrusion, or harm. It can be a physical structure like a wall, fence, or trench that is used to deter or impede enemy forces. It can also include natural obstacles like rivers or mountains that provide a natural defense.
Defensive barrier serves as a protective measure that helps to deter, delay, or prevent unwanted access, harm, or intrusion.It can be used in various settings, such as military operations, cybersecurity, sports, or personal safety.
QYM-Defence barrier
Defence barrier also named as defence bastion, defense wall, sand cage, welded gabion box, etc.It is a prefabricated,multi-cellularsystem, made of zinc coated steel welded mesh and lined with non-woven geotextile. Units can be extended and joined using the providedjoining pins. It is easy installed with using minimal manpower and commonly available equipment. After extended,it is filled into sand,stone,then defence barrier like a defence wall or bunker,it is widely used for military fortification and flood control.QYM FENCE is a company engaged in production and exportation of defence barrier,chain Link Fence,358 security fence,palisade fence,airport fence,temporary fence as well as other metal products.Its registered capital is RMB50,100,000(about USD7,400,000),covering a land area of 30,000 square meters.
 
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Wire diameter
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3.85mm,4mm,5mm etc
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Mesh Size
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75mmx75mm etc
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Spring wire diameter
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3mm,4mm,5mm etc
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Panel Finish
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Hot dipped galvanized or Galfan coated
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Geotextile
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Heavy duty non-woven polypropylene, color can be white, beige-sand, olive green, etc
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Packing Wrapped with shrink film or packed in pallet
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Technical Specification for Geotextile Fabric
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Color
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Beige sand,Olive green,Grey
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Mass(g/sqm)
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250,300,350
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Tensile strength
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16kN
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Tear Strength
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0.42kN
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CBR Puncture
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3.1kN
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UV strength retention
ASTM D4355
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50% at 500hours
(5 years use life in common environment)
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70% at 500hours
(10 years use life in common environment)
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1.perimeter fiarovana sy rindrina fiarovana
Famakiana 2equipment
3.Mamam-pifandraisana
4.Personnel sy bunkers ara-nofo
5.Obsercation Isa
6.Sitations fitifirana
7. Teboka fanaraha-maso
8.Guard Lahatsoratra
9.explosives sy faritra fikarohana contraband
10.HIVE CHACKPOINTS
11.Bord croppints miampita
12.Tampiasa amin'ny rafitra efa misy
13. Ny fitantanana fifamoivoizana
14.Hoslesile vitide vitigation
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