Hangzhou Ruijia Technology Co., Ltd. is one of the most reliable manufacturers and suppliers of metal inventory labels in China, also supports customized service. Welcome to wholesale bulk discount metal inventory labels for sale here from our factory. If you have any enquiry about free sample, please feel free to email us.
Metal Inventory Labels – Permanent Identification for Warehouse & Stock Management
Metal inventory labels are permanent identification tags designed for warehouse racking, stock bins, pallet storage systems, and high-turnover inventory environments. Unlike paper or synthetic labels that rely on surface printing, these tags use laser engraving or chemical etching to create markings that become part of the metal substrate itself. They are built for warehouse operators, 3PL logistics providers, inventory management firms, and wholesale distributors who need labels that survive daily forklift traffic, dust, moisture, and repeated handling without losing readability.
The core problem metal inventory labels solve is simple: inventory systems are only as reliable as the labels on the bins and racks. When a label fades, peels, or becomes unreadable, stock counts go wrong, pick errors increase, and audits turn into nightmares. Metal inventory labels stay legible and stay attached – year after year, through shift after shift.
Technical Specifications
| Parameter | Specification |
| Base material | Anodized aluminium (5052/6061) or 304 stainless steel |
| Thickness options | 0.3mm, 0.5mm, 1.0mm, 1.5mm |
| Standard sizes | 50×20mm, 60×30mm, 80×40mm (other dimensions on request) |
| Surface finish | Matte, satin, or gloss anodized |
| Colour options | Silver, black, blue, red, gold, or Pantone match |
| Barcode symbologies | Code 39, Code 128, QR Code, Data Matrix, UPC-A, UPC-E |
| Marking depth | 0.05 – 0.15mm (laser engraved) |
| Marking process | Fibre laser engraving / chemical etching |
| Data encoding | Sequential numbering, fixed field, or variable database import |
| Attachment methods | High-bond acrylic adhesive (>25 N/25mm peel strength), pre-drilled screw/rivet holes, magnetic backing, spot-weld tabs |
| Operating temperature | -40°C to +150°C (aluminium) / -40°C to +350°C (stainless steel) |
| Chemical resistance | Resists degreasers, isopropanol, mild acids, diesel |
| Environmental compliance | RoHS, REACH |
| Minimum order quantity | 500 pieces (tier-based volume pricing above 1,000 pieces) |
| Lead time | 7 – 15 working days for batch orders |
What Wholesale Buyers Care About
Wholesale buyers of metal inventory labels think differently from end-users. They are not just buying a tag – they are buying a solution that will not create problems for their customers. Here are the seven things they ask about most:
Readability over time
An inventory label that cannot be scanned is worse than no label at all – it creates false data. Metal inventory labels must maintain scan contrast through years of warehouse conditions. Laser engraving cuts grooves 0.05–0.15mm deep into anodized aluminium, creating permanent contrast between the dark engraved bars and the light background. This contrast does not degrade with dust, wiping, or normal wear. We test batch samples with both handheld and fixed-mount scanners before shipping – every run is verified against standard read-rate benchmarks.
Adhesive reliability in warehouse conditions
A label that falls off a racking beam is a label that fails. Warehouse environments cycle through temperature changes (night to day, winter to summer) that cause standard adhesives to lose grip. We use 3M-grade acrylic adhesive with initial peel strength exceeding 25 N/25mm at room temperature. This bond strength increases over 24 hours after application. For cold storage warehouses operating below freezing, we offer low-temperature adhesive variants that maintain bond strength at -40°C.
Core Products
Aluminium Nameplates
Stainless Steel Name Plates
Brass & Zinc Alloy Badge
QR Code Barcode Asset Tag
Acrylic & Traffolyte Label
Electroformed Nickel Sticker
Wine & Perfume Bottle Label
ABS Car Badge
Metal Phone Stickers
Product Advantages
When describing product advantages, every claim needs a "why" and supporting data. Here are the five key advantages of metal inventory labels:
The code won't fade or wear off
Paper and synthetic labels are printed on the surface – they scratch, fade, and degrade. Metal inventory labels are engraved into the substrate. Fibre laser marking cuts grooves 0.05–0.15mm deep into anodized aluminium or stainless steel. The marking is not a coating – it is a physical alteration of the material surface. In Taber Abraser tests (CS-10 wheels, 500g load), engraved codes remained fully readable after 200 abrasion cycles, while printed codes dropped below 60% read rate after 50 cycles. This is why metal inventory labels are specified for warehouse environments where labels are handled daily.
Temperature stability across warehouse conditions
Warehouse temperatures fluctuate. Standard adhesives lose grip in cold storage; standard labels warp in heat. Metal inventory labels operate from -40°C to +150°C (aluminium) and up to +350°C (stainless steel). The aluminium thermal expansion coefficient (23×10⁻⁶/°C) matches most metal racking systems, so the tag expands and contracts with the rack – adhesive stays intact, no warping, no curling.
Quality control production line
About Us
As an integrated manufacturing and trading enterprise with 20+ years of experience, we specialize in custom metal products, serving auto parts distributors, municipal contractors, brand merchandisers and gift suppliers worldwide. We provide one-stop solutions from design and prototyping to mass production, and boast authoritative certifications including EPR, RoHS and IEC.
Customer reviews
Our factory
Production Base and Workshop Configuration
Production Capacity and Equipment Strength
Quality Control and Compliance System
Package & Delivery
Package: Standard export package or Custom
Delivery: By air express, by sea
Exhibition photos
Q: How long do metal inventory labels last in a warehouse environment?
A: Anodized aluminium has been used in industrial identification for decades – proven durability. Laser engraving depth of 0.05–0.15mm means UV and abrasion cannot reach the bottom of the grooves. In real warehouse conditions (dust, handling, cleaning cycles), scan life exceeds 5 years. We have run ASTM B117 salt-spray tests (5% NaCl, 35°C, continuous) for 96 hours with no visible change to the surface or code.
Q: Can you produce tags with different barcodes on every piece in one wholesale order?
A: Yes. You provide a number range (e.g., BIN20240001 to BIN20240500) or a spreadsheet with the values. Our system imports that directly into production – no manual data entry. Each tag is scanned after engraving to confirm it matches the assigned number. You get a packing list with all the numbers for your records.
Q: What is the MOQ and how do samples work?
A: MOQ for batch orders is 500 pieces. For samples, we charge a sample fee plus any tooling cost for new die sizes. The tooling fee is credited back when you place a batch order. Sample lead time is 3–5 working days.
Q: Which attachment method works best for warehouse racking?
A: It depends on the racking type:
Adhesive – for smooth metal or plastic racking faces where drilling is not allowed. Best for most warehouse applications.
Screw/rivet holes – for beam-mounted applications or high-vibration environments where mechanical fixing is required.
Magnetic backing – for temporary or frequently moved inventory labels that need repositioning.
Tell us your racking material and whether drilling is permitted – we will recommend the right method.
Q: What information do you need to give a quote for metal inventory labels?
A: Material type, thickness, size, quantity, barcode symbology, data format (sequential or fixed), attachment method, and any text or logo to include. If you are not sure about some of these, send us a photo or drawing of your existing racking and labels – we will ask the right questions from there.
Contact us for more information.
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