BTO-28 Razor Wire is an advanced, heavy-duty barrier configuration featuring an elongated 28mm blade profile, engineered specifically to deliver higher physical entanglement and psychological deterrence for maximum-security zones.

  • Enhanced Hooking Capability: The extended 28mm blade length offers a more aggressive slicing profile than standard BTO-22, severely compounding anti-climbing defenses.
  • Industrial Strength Core: Reinforced with a 2.50mm heavy-duty carbon steel core wire, providing optimal rigidity and resistance to high-leverage cutting tools.
  • Tailored Infrastructure Protection: Engineered in customizable coil sizes (450mm to 1000mm) with heavy galvanization to survive extreme outdoor exposure globally.

BTO-28 Razor Wire: Advanced Heavy-Duty Security Ribbon Fencing

When baseline fencing is insufficient for critical defense assets, BTO-28 Razor Wire offers the reinforced protection required by tier-one security specifications worldwide. Featuring a distinctive 28mm extended blade design, BTO-28 concertina wire expands upon standard security boundaries by introducing an increased catch radius and sharper structural profiles. This makes it an exceptionally effective obstacle against unauthorized breaches, ensuring maximum psychological discouragement and absolute physical containment across long-distance security networks.

Elite Engineering Advantages of Our BTO-28 Razor Wire

  • Elongated Cutting Edge: The 28mm blade length increases the structural surface area of the razor ribbon, offering enhanced entanglement capacity compared to smaller variants.
  • Rigid High-Tensile Structural Core: Utilizing premium 2.50mm spring steel or stainless steel core wire ensures excellent rigidity, maintaining its coiled shape even under severe external impacts.
  • Custom Zinc/Alloy Layering: Available with heavy hot-dipped galvanized coating options exceeding 240g/m² or marine-grade stainless steel to ensure zero rust degradation over decades of exposure.
  • Flexible Multi-Tier Deployment: Perfectly suited for topping high security mesh fences, mounting directly onto concrete walls, or laying in triple-coil ground configurations.

Technical Specifications & Structural Dimensions

Specification Property Standard Metric Value Engineering Tolerances
Blade Code Designation BTO-28 (Blade Type Overlay) Industry Standard
Blade Length 28 mm ± 1.00 mm
Blade Width 15 mm ± 1.00 mm
Blade Thickness 0.50 mm ± 0.05 mm
Core Wire Diameter 2.50 mm ± 0.05 mm
Blade Center Spacing 45 mm ± 1.00 mm
Coil Diameter Selections 450mm, 500mm, 600mm, 700mm, 900mm, 1000mm Project Customizable
Anti-Corrosion Grades Hot-Dipped Galv. / SS304 / SS316 / Polymer Coated Certified Compliance

Advanced Material Processing & Concertina Architecture

To secure demanding perimeters globally, our production lines implement strict material sorting for BTO-28 variants, tailoring the protective coatings to specific environment categories:

  • Premium Hot-Dipped Galvanized Steel: Designed using high-purity zinc pools, delivering zinc layers from 60g/m² for arid regions to heavy industrial weights exceeding 240g/m²-275g/m² for tropical infrastructure projects.
  • High-Alloy Stainless Steel (SS304 & SS316): Recommended for coastal defense installations, chemical refinement perimeters, or high-risk sectors where structural integrity must be guaranteed for 25+ years without maintenance.
  • UV-Stabilized PVC Powder Coating: Offers localized aesthetics along with an extra synthetic protective layer, sealing the underlying galvanized metal from airborne corrosive agents.

The internal network layout of our BTO-28 product relies predominantly on a Cross-Type Concertina Design. Utilizing specialized steel interlocking buffer clips, adjacent razor ribbon spirals are pinned together symmetrically. When deployed across site boundaries, the loops expand into an integrated, space-occupying defensive cylinder. This robust mesh web eliminates gaps, preventing intruders from slipping through or utilizing compression mechanics to defeat the barrier.

B2B Freight Packing & High-Volume Logistics Efficiency

International logistics and ocean freight management are essential cost factors for large-scale building material importers. Our factory applies strict industrial packaging workflows to maximize your container volume and protect transport personnel:

    • Hydraulic Compression Optimization: Every BTO-28 coil bundle is hydraulically compressed to its safest mechanical limit, significantly reducing volume to lower your sea freight costs per cubic meter.
    • Industrial Strength Shield Wraps: Coils are fully enclosed within heavy-duty moisture-proof paper and reinforced exterior woven plastic shielding, preventing sharp 28mm blades from damaging surrounding cargo or tearing outer layers.
    • Forklift-Ready Secure Palletization: For bulk industrial tenders, coils can be stacked cleanly onto reinforced wooden or iron pallets, held together with heavy steel tension bands to streamline customs inspection and unloading.

    Frequently Asked Questions (FAQ)

    Q1: What makes BTO-28 more advantageous than BTO-22 for maximum security projects?

    A: BTO-28 features an elongated 28mm blade length, which is longer than the 22mm blade profile of BTO-22. This extended blade provides a much more aggressive piercing action and increases the physical surface area capable of catching clothing or materials, making it highly preferred for defense grids, prisons, and international borders where high level deterrence is mandatory.

    Q2: What is the recommended expansion length for a standard BTO-28 concertina coil?

    A: The optimal deployment length depends entirely on the coil diameter and the clip configuration (3 clips or 5 clips). For example, a 450mm or 500mm diameter coil with 3 clips can comfortably stretch between 8 to 11 meters while maintaining its defensive density. Over-stretching is not recommended as it reduces the coil diameter and reduces its overall security capability.

    Q3: Do you provide custom testing documentation or mill test certificates (MTC) for BTO-28 bulk orders?

    A: Yes, we provide full transparency for our global B2B procurement partners. Every production batch of BTO-28 razor wire is supplied alongside official Mill Test Certificates (MTC) outlining core wire tensile strength, steel sheet alloy breakdowns, and certified zinc coating weight test results to ensure smooth validation for state-level tenders.

    Q4: How can I secure the best wholesale factory price per ton or container for my project?

    A: Our factory bases pricing on current raw material metal indices and total volume. To provide our most competitive offer, please send us your detailed specification checklist: including your required material type, exact coil diameter, weight parameters per individual coil, clip placement requests, and your estimated container volume.

    Get Factory-Direct Wholesale Price & Free Samples

    Are you searching for a stable, high-capacity Chinese manufacturer to optimize your industrial BTO-28 Razor Wire procurement costs? Partner with our ISO-certified facility to secure premium-grade, high-security concertina wire products and a seamless global supply chain service designed to maximize your perimeter protection and market competitiveness.

    • Flexible Tiered Pricing: We offer massive volume-based bulk discounts alongside highly competitive FOB, CIF, and CFR quotes tailored for full container loads (20GP). This rigid cost-control approach is structurally designed to significantly boost your local security fencing distribution margins or commercial re-selling profitability.
    • 100% Free Samples: Pre-qualification physical BTO-28 Razor Wire testing samples can be dispatched immediately to your facility. This allows your project engineering team to complete local laboratory blade profile verification, zinc coating density and thickness audits, or rigorous core wire tensile strength testing before placing a commercial tender order.
    • Guaranteed Fast Lead Time: Our infrastructure features advanced automated razor blade punching presses and high-tensile wire clipping lines. Backed by a permanent, massive raw material galvanized steel sheet and high-carbon steel wire rod inventory, we guarantee prompt manufacturing turnaround and strict adherence to your global deployment schedules.
    • Customized Packaging: To thoroughly eliminate shipping vulnerabilities and handling hazards, we utilize specialized dual-layer protective packing. The interior is wrapped with waterproof, anti-moisture kraft paper or VCI protective film, while the exterior is securely bound in rugged, anti-puncture woven bags and reinforced with high-density structural wood pallets or metal strips. This complete armor system guarantees zero rust from salty sea air, zero loop distortion, and maximum safety during long-distance maritime transit and port unloading.
Product Model

BTO-28 (Blade Type Overlay 28)

Material Option

Hot-dipped Galvanized Steel / Stainless Steel (SS304/SS316) / PVC Coated

Blade Thickness

0.50 mm (±0.05mm)

Wire Diameter

2.50 mm (±0.05mm)

Blade Length

28 mm (±1mm)

Blade Width

15 mm (±1mm)

Blade Spacing

45 mm (±1mm)

Coil Diameter

450mm, 500mm, 600mm, 700mm, 900mm, 960mm, 1000mm

No. of Loops

30, 41, 56 loops per coil (Tailored to project requirements)

Clips Type

Cross type concertina (3 or 5 clips) / Single spiral type

Zinc Coating

Standard Industrial (60-80g/m²) / Extreme Anti-Rust (200-275g/m²)

Application

National borders, military base perimeters, high-security prisons, nuclear plants

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