Custom Zinc Alloy Keychain with Rainbow Plating | SGS Certified, Offset/Silk Screen Print, Free Sample
Request a Wholesale Quote:
- MOQ: 50 pcs
- Lead time: Sample 5-7 days | Production 12-18 days (100-500pcs)
- Material: Zinc alloy / brass + optional PU leather
- Thickness: 1.5mm, 1.8mm, 2.0mm (max 8mm)
- Plating: Bronze, gold, copper, silver, nickel, rainbow, double
- Print methods: Offset, silk screen, soft/hard enamel, die struck
- HS code: 8308.90.0000 (US duty 2.5%)
Attribute Data Matrix
etxek
| Attribute | Specification | Notes |
|---|---|---|
| Product type | Metal keychain | Car creative design |
| Material | Zinc alloy / brass | PU leather optional |
| Plating | Rainbow, gold, silver, copper, nickel, bronze, double | |
| Thickness | 1.5 / 1.8 / 2.0 mm (max 8mm) | Custom |
| Printing methods | Offset, silk screen, soft/hard enamel, die struck, stained glass | Full color CMYK |
| Shape | 2D, 3D, double side, irregular custom | |
| Back side | Smooth, discharge, woven, special pattern | |
| Attachment | Keyring, rubber/butterfly clutches, magnet, tie tack | |
| Single package size | 5 x 5 x 2 cm | |
| Single gross weight | 0.025 kg | |
| Certification | SGS certified supplier | |
| Place of origin | Jiangsu, China |
Technical Comparison Analysis
Zinc Alloy vs. Brass vs. Stainless Steel Keychains
Zinc alloy: Cost lower, allows complex 2D/3D shapes, plating adheres well, weight moderate. Brass: Higher cost, heavier, premium feel, better corrosion resistance. Stainless steel: Highest durability, harder to cast complex shapes, higher cost. For promotional keychains with detailed logos and rainbow plating, zinc alloy is the industry standard.
Soft Enamel vs. Hard Enamel vs. Offset Printing
Soft enamel: Recessed colored epoxy, raised metal ridges, textured feel, lower cost. Hard enamel: Polished smooth surface, premium look, higher cost, more durable. Offset printing: Flat full-color CMYK, no texture, best for photographic logos. For car dealership logos with 2-4 solid colors, soft enamel is cost-effective. For full-color gradients, offset printing is superior.
Multi-Scenario Buyer Applications
Car Dealership Merchandise Buyer – Customer Giveaway Keychains
A regional car dealership wanted 500 custom keychains to give to new car buyers. They chose zinc alloy with rainbow plating and the dealership logo in soft enamel. The keychain shape was a custom car silhouette (2D). SGS certification gave confidence in quality. Free sample was requested and approved in 6 days. Production took 14 days for 500 pieces. Each keychain was OPP bagged. Customers loved the premium feel, and the dealership saw increased brand recall. Reorder: 800 pieces for the next model year.
Corporate Gift Buyer – New Year Client Appreciation
A financial services firm ordered 200 keychains as New Year gifts for top clients. They chose gold plating with offset printed logo and the year "2024". The keychain included a small PU leather accent strip (from title). MOQ flexible allowed the 200-piece order. Sample free (1 piece) tested the plating adhesion. Production: 12 days. The keychains were packed in velvet pouches (custom packaging upgrade). Clients appreciated the functional gift. Reorder: 300 pieces for the following New Year.
Promotional Products Distributor – Automotive Brand Campaign
A tire manufacturer ordered 1000 keychains for a national promotion. They required double-sided printing: brand logo on front, "Check Your Tires" message on back with a QR code. The keychain was 2.0mm thick with nickel plating. Offset printing was used for the QR code. The factory's SGS certification assured the brand's compliance requirements. Lead time: 16 days for 1000 pieces. The keychains were distributed at tire retailers. The QR code scan rate was 22%. Reorder: 2000 pieces.
FAQ Matrix
Custom Production: Can I get a free sample with my logo before ordering bulk?
Yes, 1 piece free sample is available. You pay shipping cost only. Provide vector artwork. Sample lead time 5-7 days. The sample will have your logo applied using the chosen printing method. The sample cost is waived, but if you require plating or custom shape, there may be a small mold fee ($30-50) which is deductible from bulk order.
Logistics & Shipping: How many keychains fit in a 20ft container for sea freight?
Single package size 5x5x2 cm = 0.00005 CBM per keychain. A 20ft container (28 CBM) holds approximately 560,000 keychains theoretically. With master cartons (assume 500 pieces per carton, carton approx 30x25x20cm = 0.015 CBM), about 1,866 cartons = 933,000 keychains. For 500 keychains, sea freight LCL from 2 CBM is cost-effective. Request a packing plan.
Quality & Compliance: How do you ensure the rainbow plating doesn't tarnish over time?
We apply an anti-tarnish clear epoxy coating over the rainbow plating. The coating is 0.1-0.2mm thick, UV-resistant, and prevents oxidation. We perform a humidity test (85% RH at 40°C for 48 hours) on random samples — no tarnish allowed. For orders above 500 pieces, we provide a test video. The keychain is also coated with a fingerprint-resistant layer for daily handling.
Corporate Gift Buyer — 200 pieces for New Year client gifts, rainbow plating
Promotional Products Distributor — 1000 keychains for automotive brand campaign
Automotive Brand Marketer — 2000 pieces with logo for trade show attendees
Event Organizer — 300 keychains for anniversary celebration, custom shape
Auto Parts Retailer — 400 keychains with logo for loyalty program members Facility Origin
Q: Car dealership key giveaway, corporate anniversary gifts, New Year promotional keychains, branded merchandise for automotive events, trade show giveaways, customer loyalty keychains
A:
Why SupplyBatch



Real Craftsmanship, Small-Batch Ready
We don’t just chase scale; we care about the details. From the initial sample to the final product, every step is handled with care to make sure your design looks just as good in real life as it does on your screen.
At SupplyBatch, you’re working with real product pros. We know that custom merch is your brand’s reputation on the line, so we dig into the details: we’ll analyze your artwork, suggest material upgrades for longevity, and double-check your proofing so there are no surprises when the boxes arrive.



Quality Checked & Shipped Right
We inspect every piece before it leaves our floor, weeding out the ones that don't make the cut. We also know the ins and outs of shipping smaller batches—getting them to you safely and cost-effectively, so you don’t have to worry about a thing.
You bring the vision, and we bring the practical, boots-on-the-ground expertise to turn your ideas into high-quality products that actually hit the mark.
Customization with Brand Services



Customization with a Personal Touch
You’re working with experts who understand the technical side of custom manufacturing inside and out. We don’t just process orders; we act as an extension of your team. Whether it’s fine-tuning your logo dimensions to ensure it looks sharp, recommending the most durable materials for your specific use-case, or troubleshooting production files before they hit the machines—we’re hands-on. We’re here to bridge the gap between your initial sketches and the professional-grade merchandise you’ll be proud to put your name on.
At SupplyBatch, you’re working with real product pros. We know that custom merch is your brand’s reputation on the line, so we dig into the details: we’ll analyze your artwork, suggest material upgrades for longevity, and double-check your proofing so there are no surprises when the boxes arrive. You bring the vision, and we bring the practical, boots-on-the-ground expertise to turn your ideas into high-quality products that actually hit the mark.
Custom Apparel & Bag --- Office & Business --- Tech --- Event & Promotional --- Lifestyle & Outdoor --- Home & Living --- Industrial & Hardw
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