38*18mm Aluminum Bottle Caps

38*18mm Aluminum Bottle Caps

38*18mm Aluminum Bottle Caps

38*18mm Aluminum Bottle Caps

38*18mm Aluminum Bottle Caps

38*18mm Aluminum Bottle Caps

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Description

38*18mm Aluminum Bottle Caps

  • 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: 500-1000 pieces 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​
  1. 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.​
  1. 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.​
  1. 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.​
  1. 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).​
  1. 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.

38*18mm Aluminum Bottle Caps

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