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38*18mm Aluminum Bottle Caps
Review the available specifications below and request a quotation or samples for your packaging project.
- Material
- Food-grade 1050/1060 aluminum alloy (non-toxic, corrosion-resistant); surface treatment options: anodizing, powder coating, or electroplating
- Color
- Natural silver (standard); custom colors via Pantone matching (matte black, gold, red, etc.) available for bulk orders
MOQ30,000 pcs
Lead time35–45 days
PRODUCT DETAILS
Specifications & product description
| Specification item | Parameter / detail |
|---|---|
| Material | Food-grade 1050/1060 aluminum alloy (non-toxic, corrosion-resistant); surface treatment options: anodizing, powder coating, or electroplating |
| Color | Natural silver (standard); custom colors via Pantone matching (matte black, gold, red, etc.) available for bulk orders |
| Minimum order | 30,000 pcs |
| Lead time | 35–45 days |
- Dimensions: 38mm (outer diameter) × 18mm (height), with 28mm inner diameter for bottle neck compatibility; thickness: 0.3-0.5mm
- Material: Food-grade 1050/1060 aluminum alloy (non-toxic, corrosion-resistant); surface treatment options: anodizing, powder coating, or electroplating
- Color: Natural silver (standard); custom colors via Pantone matching (matte black, gold, red, etc.) available for bulk orders
- Design: Smooth edge finish, optional thread patterns (continuous thread or twist-off), with/without liner (food-grade PE foam or EPDM liner)
Applications
Ideal for bottle packaging in industries including:
- Beverages (craft beer, wine, fruit juice, sparkling water)
- Cosmetics & skincare (essential oils, serums, perfumes)
- Food & condiments (olive oil, honey, sauce)
- Pharmaceuticals (oral liquids, herbal extracts)
Suitable for glass or plastic bottles, catering to brands, breweries, and manufacturers seeking premium, durable closures.
Features & Advantages
Core Functions
- Superior Sealing: Tight-fitting design with optional PE/EPDM liner creates an airtight seal, preventing liquid leakage and preserving product freshness for up to 12+ months.
- Corrosion Resistance: Aluminum alloy with anodized coating resists rust and chemical reactions, ideal for acidic or alcoholic liquids.
- Tamper-Evident Option: Available with tear-off strips or breakable tabs to ensure product integrity.
Differentiated Selling Points (FAB Principle)
|
Attribute
|
Advantage
|
Benefit
|
|
Food-grade aluminum alloy
|
Safe for direct contact with edible liquids and skincare products
|
Complies with global safety standards (FDA, EU 10/2011); builds consumer trust
|
|
Fully recyclable material
|
Eco-friendly alternative to plastic caps
|
Reduces environmental impact; aligns with sustainable brand values
|
|
Customizable branding
|
Supports laser engraving, embossing, or printing of logos/text
|
Enhances product recognition; elevates shelf appeal for premium lines
|
Quality Assurance
- Manufacturing Process: Precision stamping and CNC machining ensure consistent dimensions; surface treatments undergo 72-hour salt spray testing for corrosion resistance.
- Certifications: ISO 9001, FDA 21 CFR 177.1390 (for food contact), and REACH compliant.
- Testing Data: Withstands pressure up to 0.5MPa (leak-proof); temperature resistance: -20°C to 80°C without deformation.
Usage Scenarios & User Benefits
- Craft Breweries: Elevate beer bottle packaging with custom-engraved aluminum caps, reinforcing artisanal brand identity and preventing oxidation.
- Cosmetic Brands: Pair with glass serum bottles for a luxury look; corrosion resistance protects sensitive ingredients like retinol or essential oils.
- Food Manufacturers: Ensure sauce/honey bottles stay sealed during transit, reducing returns due to leakage and maintaining product quality.
User Benefits:
- Extends product shelf life by 30% compared to plastic caps via superior oxygen barrier.
- Reduces packaging waste with 100% recyclable aluminum.
- Lowers long-term costs through durable design (resists dents during shipping).
Packaging & Shipping
- Packaging: 500-30,000 pcs per carton (corrugated cardboard with dividers to prevent scratching); custom packaging with brand logo available for MOQ 10,000 units.
- Shipping Options: DHL/UPS/FedEx (3-7 days for samples), air freight (10-15 days for bulk), sea freight (25-35 days, FOB Shanghai/Qingdao).
After-Sales Service
- Warranty: 12-month warranty against manufacturing defects (e.g., uneven coating, size deviations).
- Return Policy: Free replacement for defective caps within 45 days of delivery; 10% restocking fee for non-quality-related returns.
- Technical Support: 24/7 online team for custom design consultations; pre-shipment samples provided for approval.
FAQ
- Q: Can you produce caps with custom threads to match our unique bottle necks?
A: Yes, we offer custom thread designs (e.g., 24mm, 30mm) for MOQs above 50,000 units. Provide your bottle specs for a tailored solution.
- Q: What is the minimum order quantity for custom colors?
A: Standard colors (silver, black) have no MOQ; custom Pantone colors require 5,000 units.
- Q: Are the caps compatible with hot-fill liquids?
A: Yes, with EPDM liners (heat-resistant up to 120°C), suitable for hot-fill beverages or sauces.
- Q: How long does it take to produce a bulk order with logo engraving?
A: 15-20 business days after design approval (includes tooling for custom engravings).
- Q: Do you provide certifications for food contact safety?
A: Yes, we issue FDA and EU 10/2011 certificates for each batch, available upon request.
BUYER INFORMATION
Ordering, lead time & samples
MOQ
30,000 pcs
Include the quantity per model, color or finish in your inquiry.
LEAD TIME
35–45 days
Share your delivery schedule and selected configuration with our team.
SAMPLES
Review the fit
Request samples to check dimensions, appearance and performance with your bottle or assembly.
PACKING & FREIGHT
Quote by destination
Tell us your destination and packing requirements. Carton details and freight arrangements are confirmed with your quotation.
Questions before ordering
Does the stated size guarantee compatibility?
Confirm the interface drawing and check samples with your bottle or assembly. Matching a nominal size does not guarantee a compatible fit.
What should I include in a quotation request?
Send the product or model, order quantity, dimensions, intended application, preferred finish and destination market. If a specification is not yet decided, our team can help review it.
What are the MOQ and lead time?
MOQ is 30,000 pcs. Lead time is 35–45 days. Include your required delivery schedule and customization details in your inquiry.
BUYER GUIDES
Before you choose or approve.
Build a Packaging RFQ That Suppliers Can Quote Accurately
Give suppliers a common technical and commercial baseline so the first quotation exposes decisions instead of hiding assumptions.
Read the guide →A Split Shipment Needs One Technical Baseline
Keep delivery scheduling from creating untracked product revisions.
Read the guide →Request a quote or samples
Share your requirements so we can review the right configuration. You can also email [email protected].
