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Help CenterPrecision Injection Molded Ribbed Screw Caps With Zero Flash and Leak-Proof Design for Consistent Sealing
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Changzhou Hongxinyutai Precision Mold Co., Ltd. has been a trusted manufacturer of precision injection molded components since 2017. Located in Changzhou, Jiangsu, China, our factory spans 1,000–3,000 square meters with a dedicated team of 51–100 employees. We specialize in producing high-quality Precision Injection Molded Ribbed Screw Caps that feature a zero-flash, leak-proof design for consistent sealing. These caps are engineered to meet the rigorous demands of various industries, ensuring that your product remains secure and fresh from production to end-use. With our advanced manufacturing capabilities and strict quality control, we deliver caps that offer reliable performance and a perfect fit every time.
Key Features & Benefits
- Zero Flash Design: Our advanced injection molding process eliminates excess material (flash) on the cap, ensuring a clean, smooth surface and consistent sealing performance. This reduces waste and enhances the aesthetic appeal of your packaging.
- Leak-Proof Sealing: The ribbed screw cap is engineered with a precision sealing surface that prevents leakage even under pressure or temperature variations. Ideal for liquids, powders, and other sensitive contents.
- Ribbed Grip for Easy Handling: The ergonomic ribbed texture provides a secure grip, making it easy for consumers to open and close the cap without slipping. This improves user experience and brand perception.
- Consistent Dimensions: Each cap is molded with high precision (tolerance within ±0.1mm) to guarantee uniform fit with standard bottle necks, ensuring compatibility and reliable sealing across production batches.
- Durable Material Options: Available in various food-grade plastics (PP, PE, PET, etc.) that are resistant to chemicals, UV light, and impact, ensuring long-term durability and product integrity.
- Customizable Designs: We offer custom colors, sizes, and branding options (logo, embossing, etc.) to match your specific packaging requirements. Our in-house mold design team can create tailor-made solutions.
- TS16969 Certified Quality: Our manufacturing process is certified under TS16969, reflecting our commitment to automotive-grade quality standards. This ensures each cap meets strict performance and reliability criteria.
- Eco-Friendly Production: We use energy-efficient injection molding machines and recycle scrap material, reducing environmental impact while maintaining high output efficiency.
Technical Specifications
| Material | PP, PE, PET, or custom resin |
| Thread Size | 18mm / 24mm / 28mm / 38mm (customizable) |
| Height | 10–30 mm (depending on size) |
| Wall Thickness | 1.0–2.5 mm (adjustable) |
| Production Tolerance | ±0.1 mm |
| Sealing Type | Leak-proof (tested at 0.5 bar pressure) |
| Temperature Range | -20°C to 80°C (specific to material) |
| Certification | TS16969 |
Our caps undergo rigorous quality testing, including visual inspection, dimensional measurement, and leak tests, to ensure zero-defect delivery. The ribbed design not only enhances grip but also provides additional structural strength, preventing deformation during tightening. The zero-flash feature is achieved through precise mold design and process control, eliminating the need for secondary trimming and reducing production costs.
Applications
- Bottled water, beverages, and edible oils
- Pharmaceutical and nutraceutical containers
- Cosmetic and personal care product packaging
- Chemical and industrial liquid containers
- Food packaging for sauces, condiments, and dry goods
Changzhou Hongxinyutai Precision Mold Co., Ltd. has been delivering precision injection molding solutions since 2017. With a factory size of 1,000–3,000 square meters and a dedicated team of 51–100 employees, we have the capacity to handle large-volume orders while maintaining strict quality control. Our TS16969 certification reflects our commitment to high standards, and we serve markets across North America, South America, Europe, Asia, Africa, and Oceania. We ship from major ports including Jiangsu, Shanghai, and Shenzhen, ensuring timely delivery worldwide. By choosing our Precision Injection Molded Ribbed Screw Caps, you benefit from a reliable partner who prioritizes consistency, performance, and cost-effectiveness. Contact us today for samples or a customized quote—we are ready to support your packaging needs.
Frequently Asked Questions
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Q: What materials are available for the screw caps?
A: We offer caps in PP, PE, PET, and other food-grade plastics. Custom materials can be sourced upon request. -
Q: Can you customize the color and logo on the caps?
A: Yes, we provide full customization including color matching, embossing, and printing. Minimum order quantities may apply. -
Q: How do you ensure the caps are leak-proof?
A: Each cap is designed with a precision sealing surface and tested under pressure (0.5 bar) to guarantee leak-proof performance. Our zero-flash process also ensures a perfect seal. -
Q: What is the typical lead time for orders?
A: Lead time depends on order quantity and customization. Standard orders take 15–25 days after mold approval. Rush orders are negotiable. -
Q: Do you provide samples before bulk production?
A: Yes, we offer free samples for evaluation (shipping costs apply). You can request samples of existing sizes or custom samples after mold creation. -
Q: What is the minimum order quantity (MOQ)?
A: For standard caps, MOQ is typically 10,000 pieces. For custom designs, MOQ may be higher depending on mold complexity. -
Q: Are your caps suitable for carbonated beverages?
A: Yes, our caps are designed to withstand internal pressure. We recommend material selection based on your specific pressure requirements. -
Q: How do you control quality during production?
A: We implement in-process inspection, dimensional checks, and leak tests. Our TS16969 quality system ensures consistent output. Each batch is inspected before shipment.
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