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Medical Plastic Injection Parts

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Custom Pharmaceutical Plastic Bottle Cap

This injection molded pharmaceutical plastic cap is primary packaging component for medicine bottles. We provide one-stop service including DFM evaluation, mold development, injection molding, liner assembly and surface customization. Widely used for tablets, capsules, oral solutions, granule medicines and health supplement bottles. We support OEM & ODM for different neck sizes, structures and colors, helping pharmaceutical packaging brands get certified packaging parts.

  • Pharma-Grade Raw Material, Biocompatible & Low Extraction
  • Precision Thread Design, Reliable Sealing & Tamper-Evident
  • Clean Workshop Production & Stable Batch Consistency
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Product Details

Our pharmaceutical plastic caps are manufactured by precision injection molding in clean room. We can customize screw cap, flip cap, child safety cap, tamper-evident cap according to your drawings or samples. Multiple sealing liner options: PE foam liner, butyl rubber liner, silicone liner, to meet different barrier requirements against moisture and oxygen. Surface treatment options: solid color, matte, glossy, silk screen printing and laser marking for logo or batch code. All raw materials can provide MSDS, test report and compliance certificate. We support small trial batch and mass production, complete batch traceability system for pharmaceutical regulatory audit.

Specification

ItemSpecification
MaterialPharma PP / HDPE (optional)
Neck Size18mm, 20mm, 24mm, 28mm, 32mm, customized
Sealing LinerPE / Silicone / Butyl Rubber (optional)
Tolerance±0.05~±0.1mm
Sterilization MethodETO, Gamma irradiation
ComplianceUSP Class VI, FDA 21CFR, REACH, RoHS, GMP
Optional FunctionTamper evident, child resistant
ProcessPrecision injection molding
MOQ10,000 pcs
ServiceOEM / ODM, mold design


FAQ

Q1: Can you customize child-resistant pharmaceutical caps? A: Yes. We can develop push-and-turn child safety caps that meet ISO 8317 standard for pharmaceutical packaging.

Q2: What kind of drugs are these plastic caps suitable for? A: Suitable for tablets, capsules, oral liquid, granules and herbal supplement bottles. We will recommend proper liner material based on your drug properties.

Q3: Can you provide material and biocompatibility test certificates? A: Sure. We can supply MSDS, extraction test report and compliance documents for FDA and EU market registration.

Q4: What is your lead time for mold and samples? A: Mold development takes 18–28 working days; samples available 3–7 days after T0 trial. Mass production lead time depends on order quantity.

Q5: Are the caps suitable for automatic filling capping machine? A: Yes. We control thread and torque precisely to adapt high-speed automatic capping line.


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  • Flexible Customization
  • Free Sample & Fast Lead Time
  • Food-Grade & Eco-Friendly Materials
  • One-Stop Packaging Solution
  • Export-Ready with Stable Quality

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