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The Galvanized Metal Insulation Anchor Insulation Pin serves as a critical structural component engineered to secure thermal and acoustic insulation materials to diverse architectural substrates. Crafted with a solid, heavy-duty feel, these metallic fasteners feature a precisely stamped perforated base and a rigid pin shaft that resists bending under heavy loads. When handled, the smooth, uniform zinc coating provides immediate tactile confirmation of its protective surface treatment. Designed to replace less durable plastic alternatives, these anchors deliver unyielding, long-lasting support for both interior climate control systems and exterior facade envelopes. Whether utilizing lacing anchors, peel and press hangers, or spindle-type configurations, this fastening system ensures that heavy insulation panels remain firmly anchored against gravity, wind shear, and environmental stresses over decades of continuous service.
1. Structural Strength & Pull-Out Resistance: Incorporating an optimized stem-plate connection and a spring steel self-expansion mechanism, these pins deliver exceptional mechanical grip. Once driven into the substrate, the anchor expands to tightly hug the drill hole walls, providing a permanent, vibration-resistant hold that prevents long-term loosening even under heavy wind pressure.
2. A1-Grade Fire Resistance: Manufactured entirely from non-combustible carbon or stainless steel, these fasteners pass rigorous A1 fire safety testing. They maintain structural integrity under extreme heat, preventing insulation collapse during critical fire events.
3. Comprehensive Accessory Integration: We supply a complete fastening ecosystem, including self-locking washers, protective dome caps, and pressure plates, ensuring a flush, secure fit for any soft or rigid insulation medium.
4. Broad Substrate Compatibility: The versatile expansion profile allows secure embedding into solid concrete, solid brick, aerated blocks, and natural stone. They effortlessly hold various materials, including dense mineral wool, EPS, PU boards, and glass wool.
5. Ease of Installation: Engineered for rapid deployment, these anchors require only a simple hammering or driving action. The rigid shaft pierces insulation cleanly without tearing the fibers, streamlining workflow on large-scale sites.
6. Advanced Corrosion Protection: Subjected to demanding salt spray testing, the thick galvanized or stainless steel finish resists rust and oxidation. This ensures long-term performance even in damp cavity walls or exposed rainscreen setups.
7. Thermal Bridging Mitigation: The optimized cross-sectional area of the metallic pin minimizes the transfer of thermal energy, preserving the overall R-value of the building envelope and preventing localized condensation spots.
| Product name | Carbon steel and Stainless steel perforated base fixing rock wool metal lacing insulation anchor/metal insulation fixing |
| Brand Name | Donghuang |
| Surface treatment | Zinc, Plain |
| Packing | Customers' Requirements |
| Type | MM |
| Material | Carbon Steel / Stainless Steel |
| Certificate | ISO9001 |
Engineered to pierce and hold thick mineral wool, polystyrene, rigid polyurethane (PU) boards, and other dense materials without crushing the internal fibers. The wide perforated base distributes pressure evenly across the substrate.
In ventilated exterior cladding systems, these metallic pins withstand continuous wind loads and atmospheric moisture. They keep weather-resistant barrier insulation firmly pressed against the building's structural framework, preventing sagging over time.
Essential for commercial construction zones requiring strict adherence to fire codes. The all-metal composition ensures that protective insulation layers remain attached to steel or concrete structures even at elevated temperatures.
Provides the mechanical backbone for exterior thermal wrapping systems, bridging the gap between the raw building facade and the outer protective render, ensuring the insulation is securely fastened against the elements.
Drives upward into concrete ceiling slabs with a reassuringly solid impact, securely suspending acoustic batts or thermal blankets in basements, parking garages, and industrial HVAC rooms.
Slips easily into the narrow voids between interior and exterior masonry, locking thermal barriers against the inner leaf to eliminate cold spots and internal condensation.
Surface Preparation:
Brush the substrate (wall or ceiling) until it feels completely free of loose grit, dirt, oil, flaking paint, or other contaminants. A clean, slightly rough surface ensures maximum mechanical and adhesive bonding.
Material Selection:
Evaluate the environmental exposure and substrate type. Select the appropriate metal insulation anchor—such as galvanized mild steel for dry interiors or marine-grade stainless steel for damp, corrosive environments—to match the insulation material and structural demands.
Adhesive Selection:
When using the perforated base type, apply a heavy-duty construction adhesive or specialized sealant recommended by the manufacturer that easily extrudes through the base plate holes for a strong mechanical key.
Applying Adhesive: Trowel a generous, even layer of adhesive onto the flat metal base of the anchor.
Attaching the Anchor: Press the base firmly against the prepared wall, twisting slightly. You will see the adhesive squeeze through the perforations, creating a visible, reliable bond lock once cured.
Impaling Insulation: Align the insulation batt and push it over the rigid pin. The sharp tip pierces the material with minimal resistance.
Securing the Insulation: Slide the self-locking washer down the shaft. Listen for the distinct metallic scraping sound as the one-way locking teeth bite into the pin, firmly compressing the insulation in place.
Trimming Excess: Snip off any protruding pin length with heavy wire cutters, and optionally cap the sharp end with a protective dome cover for safety and a finished look.
Q: Are you a manufacturer or a trader for fasteners ?
A: Ningbo Donghuang Hardware Co., Ltd. operates as a dedicated manufacturing facility with advanced, automated production lines and an experienced team. To support large-volume project demands, we utilize industrial-grade moisture-proof cartons and reinforced wooden pallets, guaranteeing rapid response times and secure, punctual deliveries for massive engineering orders. Our operations are fully backed by CE and ISO9001 certifications.
Q: Is it possible to make fasteners with special materials ?
A: Yes, our OEM and ODM capabilities allow for extensive customization. Beyond standard carbon steel, stainless steel, brass, and aluminum, we can engineer fasteners with specific alloy compositions, non-standard pin lengths, and specialized anti-corrosion surface treatments to meet unique architectural requirements and extreme environmental conditions.
Q: Do you offer samples before an order is placed ?
A: Of course. We are more than happy to offer free physical samples so you can evaluate the weight, finish, and mechanical grip firsthand before you place an order. Along with the samples, we can supply comprehensive material inspection reports and salt spray test results to verify compliance with your engineering specifications.
Q: What is the payment term ?
A: In common practice, a deposit of 30% of the total value is paid upon the order confirmation, and the remaining 70% balance is to be paid before the shipment. For established partners requiring continuous bulk supply, other flexible payment terms and financial arrangements can be negotiated to match your procurement cycles.
