Plastic Caps & Dispensing Closures Manufacturer

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High-quality, chemical-resistant PP closures for cosmetic, pharmaceutical, and personal care packaging. Our factory-direct solutions support full OEM/ODM customization with precision-engineered neck finishes to ensure zero-leakage performance.

Choosing plastic caps and closures for your project

Share the bottle drawing and contents so we can review the closure and sealing requirements.

  • Bottle neck finish, closure diameter and height
  • Closure type and sealing or liner requirements
  • Formula compatibility, color and decoration

MOQ: 30,000 pcs. Lead time: 35–45 days. Ask about samples to check fit and compatibility.

Compare specifications for products on this page
Specifications listed in each product’s existing description
ProductListed specifications
Child – resistant plastic caps for over – the – counter medicine bottles
Size
20mm, 24mm, and 28mm neck diameters (fits standard OTC medicine bottles 30ml–150ml); height 18mm–22mm (varies by size); 400/410 thread finishes (compatible with most pharmaceutical bottle necks). ​
Material
Outer shell in high-density polyethylene (HDPE) with textured grip; inner liner in low-density polyethylene (LDPE) with foam seal; tamper-evident band made from co-extruded PP (polypropylene); BPA-free, phthalate-free, and compliant with USP Class VI standards. ​
Color
White (default) with optional opaque colors (e.g., orange, blue) for brand differentiation; custom printing (logos, instructions) available on the top surface for orders over 10,000 units. ​
Recyclable pp plastic caps for eco – conscious product packaging
Size
28mm, 38mm, and 48mm diameters (fits bottles 100ml–1L); height 15mm–22mm (varies by size); 400/410 thread finishes (compatible with standard plastic and glass containers). ​
Material
100% recyclable polypropylene (PP) with no mixed materials; optional plant-based additive (20% bio-content) for enhanced biodegradability in industrial composting; silicone-free, BPA-free, and compliant with EU ECOCERT standards. ​
Color
Natural translucent (showcases recyclable design) or pigmented with water-based, mineral-derived dyes (earth tones: green, brown, beige); custom colors available for orders over 5,000 units. ​
28 30 38 Disposable Water Plastic Bottle Caps Manufacturer
Size
28mm, 38mm, and 48mm diameters (fits bottles 100ml–1L); height 15mm–22mm (varies by size); 400/410 thread finishes (compatible with standard plastic and glass containers). ​
Material
100% recyclable polypropylene (PP) with no mixed materials; optional plant-based additive (20% bio-content) for enhanced biodegradability in industrial composting; silicone-free, BPA-free, and compliant with EU ECOCERT standards. ​
Color
Natural translucent (showcases recyclable design) or pigmented with water-based, mineral-derived dyes (earth tones: green, brown, beige); custom colors available for orders over 5,000 units. ​
Recycle Plastic Bottle CapsRequest the specification sheet to confirm this model.
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High-Precision Plastic Closures for Cosmetic & Personal Care

High-speed and High-accuracy Production Lines for 18mm to 28mm Neck Finishes.

Your Trusted Manufacturing Partner in China

STDPAK specializes in providing integrated packaging solutions. From the initial mold design to DDP shipping, we ensure your brand receives consistent, high-quality closures that enhance the end-user experience.

  • Superior Leak-Proof Performance
  • Chemical-Resistant PP Material
  • 20+ Years of Manufacturing Expertise
  • Ergonomic & Functional Design
  • Custom OEM/ODM Branding
  • North American B2B Standards: Our products undergo rigorous visual and automated inspection to meet the high quality-assurance needs of OEM partners.

Specialized Screw Caps & Wine Stoppers

  • 18/410 Ribbed Screw Caps: Fine vertical ribbing for non-slip grip, perfect for small-format pharmaceutical or aromatherapy vials.

  • Natural Wine Cork Stoppers: Punched from high-quality raw cork for premium sealing and 100% natural preservation.

Dispensing Disc Top Caps

  • 20/410, 24/415, 28/415 Neck Finishes: A complete range of sizes to fit any container.

  • Ergonomic Operation: Smooth “press and dispense” mechanism for effortless one-handed use.

  • Premium Aesthetics: Available in smooth or ribbed walls with high-gloss finishes (Black, White, or Custom Colors).

Flip Top & Snap Closures

  • 20/410 Precision Fit: Engineered for secure snap-sealing to prevent accidental leaks during transit.

  • Compact Design: The ideal choice for high-frequency dispensing of low-viscosity liquids and gels.

AI Visual Inspection

Quality Management System

Marking Detection

Quality Management System

Automatic Dimension Measurement

Automatic Dimension Measurement

Pop Force & Tear Force Test

Pop Force & Tear Force Test

Helium Detection

Helium Detection

Quality Management System

Quality Management System

Certifications

Renewable Natural Plant Fiber Cutlery Safety Certified & Conformity Certificate(EU)

ISO9001

ISO22000

SGS 2019 - REACH - EN

SGS 2019 - ROHS - EN

Get Wholesales Quote Plastic Caps

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Trustable Plastic Caps Material

The Plastic Caps used or offered is all from the top manufacturers in China, e.g. BaoSteel, Wisco-Nippon, TonYi. And is qualified by SGS test.

Quality Manufacturing

 Plastic Caps packaging passed TUV test and gets ISO9001:2015 Certification and ISO22000:2005 FSSC.

Loading time: 2 days

Plastic caps and closures are packed in export cartons according to the agreed specification and loaded carefully to reduce transit damage.

Shipping time: 15-30 days

We provide full set of custom clearance documents before you receive the vessel goods notification, get your goods from custom fruitly

Our Happy Clients!

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MOQ: 30,000 pcs. Lead time: 35–45 days. Please tell us if you need samples before ordering. Fields marked * are required.

Custom Plastic Caps Manufacturer In China

  • Plastic Caps With more than 10 year of experience
  • Plastic Caps One-stop tinplate packaging solution
  • High-speed and high-accuracy production line
  • Annual on-site after-sale technical support