Choosing Blades and Ordering Technical Terms
Razor wire and barb wire concertina coils can be made with many blade types. Blade size indicates the fencing effects by one way. The bigger the blades, more frightening the barriers become. Hence, the blade, together with coils diameter and loop numbers, they are three major parts for specifying the razor wire. This page help customers understand our technical terms and order easily. Advise your details when ordering will help get an effective quotation soon. You can also send your specific application, we will recommend razor wire fencing products with blade sizes, loops and other technical information accordingly. Go to our Specification Page and order directly if you are old customers who understand the technical terms listed in this page.
Blade Types: Common blade, medium blade size and large blade size. Popular type can be BTO-10, BTO-12, BTO-18, BTO-22, BTO-28, BTO-30, CBT-60, CBT-65 and etc.
Concertina Barbed Tape (CBT)and Barbed Tape Obstacle (BTO)
Model | Blade Thickness | Core Wire Diameter | Blade Length | Blade Width | Blade Space |
BTO-10 | 0.5 ± 0.05mm | 2.5 ± 0.1mm | 10 ± 1mm | 13mm | 26mm |
BTO-12 | 0.5 ± 0.05mm | 2.5 ± 0.1mm | 12 ± 1mm | 15mm | 26mm |
BTO-18 | 0.5 ± 0.05mm | 2.5 ± 0.1mm | 18 ± 1mm | 15mm | 33mm |
BTO-22 | 0.5 ± 0.05mm | 2.5 ± 0.1mm | 22 ± 1mm | 15mm | 34mm |
BTO-28 | 0.5 ± 0.05mm | 2.5 ± 0.1mm | 28 ± 1mm | 15mm | 34mm |
BTO-30 | 0.5 ± 0.05mm | 2.5 ± 0.1mm | 30 ± 1mm | 18mm | 34mm |
CBT-60 | 0.6 ± 0.05mm | 2.5 ± 0.1mm | 60 ± 1mm | 32mm | 96mm |
CBT-65 | 0.6 ± 0.05mm | 2.5 ± 0.1mm | 65 ± 1mm | 21mm | 100mm |
Razor Type | Outside Diameter | No. of Loops | Standard Length per Coil | Notes |
CBT-60, 65 | 450mm | 33 | 7M-8M | Single Coil |
CBT-60, 65 | 500mm | 56 | 12M-13M | Single Coil |
CBT-60, 65 | 700mm | 56 | 13M-14M | Single Coil |
CBT-60, 65 | 960mm | 56 | 14M-15M | Single Coil |
BTO-10, 12, 18, 22, 28, 30 | 450mm | 56 | 8M-9M (3clips) | Cross Type |
BTO-10, 12, 18, 22, 28, 30 | 500mm | 56 | 9M-10M (3clips) | Cross Type |
BTO-10, 12, 18, 22, 28, 30 | 600mm | 56 | 10M-11M (3clips) | Cross Type |
BTO-10, 12, 18, 22, 28, 30 | 600mm | 56 | 8M-10M (5clips) | Cross Type |
BTO-10, 12, 18, 22, 28, 30 | 700mm | 56 | 10M-12M (5clips) | Cross Type |
BTO-10, 12, 18, 22, 28, 30 | 800mm | 56 | 11M-13M (5clips) | Cross Type |
BTO-10, 12, 18, 22, 28, 30 | 900mm | 56 | 12M-14M (5clips) | Cross Type |
BTO-10, 12, 18, 22, 28, 30 | 960mm | 56 | 13M-15M (5clips) | Cross Type |
BTO-10, 12, 18, 22, 28, 30 | 980mm | 56 | 14M-16M (5clips) | Cross Type |
Blades Illustrations:
CBT-65 Blade Type Razor Wire:
Blade Steel Sheet Thickness: 0.6+/-0.05mm; blade length: 65+/-2mm; width: 21+/-1 and the blade spacing: 101+/-2mm.
BTO 30: Medium Blade Razor Wire:
Razor wire thickness: 0.5±0.05. Core wire diameter: 2.5mm. Blade Length: 30mm, width 18mm and blade spacing: 45±1
BTO-28 Medium Blade Type:
Razor thickness: 0.5±0.05, core wire diameter: 2.5mm. Blade length 28mm, width 15mm and blade spacing: 46±1
BTO-22 Medium Size Blade Type:
Steel Sheet thickness: 0.5±0.05, core wire diameter: 2.5±0.1. Blade length 22±1mm, width 15±1, blade spacing: 36±1mm.
BTO-18 Common Small Size Blade:
Steel sheet thickness 0.5±0.05, core wire diameter: 2.5±0.1. Blade length 18±1, width 15±1, blade spacing: 35±1
BTO-12 Common Small Size Blade:
Steel Sheet thickness 0.5±0.05, core wire diameter: 2.5±0.1. Blade length 12±1, width 15±1, blade spacing: 25±1
BTO-10 Common Small Size Blade:
Steel Sheet thickness 0.5±0.05, core wire diameter: 2.5±0.1. Blade length 10±1, width 13±1, blade spacing: 25±1
Diameter of the concertina coils ranges: 450mm, 500mm, 600mm, 700mm, 800mm, 900mm. Custom sizes acceptable.
Loop / coils of concertina razor wire are mostly 56 circles per unit. The coils numbers can be custom made according to security area length.