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Help CenterBottle Neck Ring 304 Grade 30mm OD 3mm Thickness Threaded for PET Bottle
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Welcome to Anping County Boli Hardware Wiremesh Products Factory – your trusted manufacturer since 1998. Our Bottle Neck Ring 304 Grade 30mm OD 3mm Thickness Threaded is expertly engineered for PET bottle applications, combining precision threading with robust stainless steel construction. With over two decades of manufacturing experience and annual export values exceeding US$5 million, we deliver consistent quality that meets the demands of global markets including North America, Europe, and Southeast Asia.
This neck ring is designed to provide a secure, leak-proof seal for PET bottles, ensuring product integrity during storage and transportation. The 304 stainless steel material offers excellent corrosion resistance and durability, while the threaded design simplifies assembly and disassembly. Our rigorous quality control processes guarantee that every ring meets tight tolerances for outer diameter (30mm) and thickness (3mm), making it a reliable component for beverage, pharmaceutical, and chemical packaging.
Key Features & Technical Specifications
- Premium Material: Grade 304 stainless steel – resistant to rust, chemicals, and high temperatures.
- Precise Dimensions: Outer diameter 30mm, thickness 3mm – ensures compatibility with standard PET bottle necks.
- Threaded Design: Full threading for easy screw-on and secure attachment, preventing leaks.
- Versatile Application: Ideal for carbonated drinks, water, edible oils, and industrial liquids.
- Customizable Finish: Available in polished, matte, or other surface treatments upon request.
- Consistent Quality: Manufactured under strict tolerances (±0.1mm) for reliable performance.
| Specification | Details |
| Material | 304 Stainless Steel |
| Outer Diameter | 30mm |
| Thickness | 3mm |
| Thread Type | Standard Threaded |
| Surface Finish | Customizable |
| Application | PET Bottles (Beverage, Pharma, Chemical) |
| Packaging | Standard Export Carton or Custom |
Our threaded neck rings are manufactured using advanced CNC machining and automated threading equipment, ensuring uniformity across large production runs. The 304 grade stainless steel provides superior strength-to-weight ratio, making these rings suitable for both disposable and reusable bottle systems. Customers benefit from reduced downtime due to easy installation and long service life, even in demanding environments such as hot-fill or high-pressure carbonation.
Beyond the standard specifications, we offer the flexibility to customize the ring’s inner diameter, thread pitch, or surface finish according to your specific requirements. Whether you need a polished mirror finish for aesthetic packaging or a matte texture for industrial use, our team can accommodate. Additionally, we can produce neck rings with or without gaskets, seal rings, or other accessories to meet your sealing needs.
Why Choose Boli for Your Bottle Neck Rings?
As a manufacturer with over 25 years of history, Anping County Boli Hardware Wiremesh Products Factory has vast experience in metal fabrication and export. Our annual export value of US$5 million to US$10 million demonstrates our commitment to international quality standards. We ship from major ports including Tianjin, Qingdao, Shanghai, and Foshan, ensuring fast and cost-effective logistics to clients worldwide. Our main markets span all continents, giving us deep insight into diverse packaging requirements.
We have a dedicated quality assurance team that inspects each batch for dimensional accuracy, thread integrity, and surface finish. Our production capacity allows us to handle orders from small prototypes to full container loads. By choosing Boli, you gain a reliable partner who can supply consistent, high-quality bottle neck rings at competitive prices. We also offer free samples for evaluation before mass production, helping you verify fit and performance.
Contact us today to discuss your requirements or request a quote. Our experienced sales team will provide technical support and customized solutions. With our factory-direct pricing and global shipping network, you can be confident in receiving the best value for your packaging needs.
Frequently Asked Questions
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Q: What is the material of this bottle neck ring?
A: It is made of Grade 304 stainless steel, offering excellent corrosion resistance and durability. -
Q: Can I use this ring for hot-fill bottles?
A: Yes, 304 stainless steel can withstand high temperatures typically used in hot-fill processes, but we recommend testing under your specific conditions. -
Q: Is the threading compatible with standard PET bottle necks?
A: Yes, the 30mm outer diameter and thread pitch are designed to match common PET bottle neck specifications. -
Q: Do you offer custom sizes or finishes?
A: Absolutely. We can produce custom dimensions, thread types, and surface finishes (e.g., polished, matte) upon request. -
Q: What is the minimum order quantity (MOQ)?
A: Our typical MOQ is 1000 pieces, but we may accommodate smaller trial orders for new customers. -
Q: How are the rings packaged for shipment?
A: They are packed in standard export cartons with inner partitions to prevent damage. Custom packaging is available. -
Q: Can I get a sample before placing a bulk order?
A: Yes, we provide free samples (shipping cost covered by buyer) for quality evaluation. -
Q: What is the lead time for production?
A: For standard rings, lead time is 15-20 days after order confirmation. Custom items may take longer.
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