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Help CenterHigh-Precision 1*16 Cavity PP Bottle Mold - Injection Molding Service, Glossy Surface, 300K Cycles
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Welcome to Changzhou Hongxinyutai Precision Mold Co., Ltd., a professional manufacturer established in 2017 with a factory of 1,000-3,000 sqm and 51-100 skilled employees. We are proud to offer our High-Precision 1*16 Cavity PP Bottle Mold, designed for efficient production of glossy PP bottles with a robust lifespan of 300,000 cycles. This mold combines advanced engineering with cost-effective injection molding service to meet your high-volume production needs.
Product Features & Advantages
- High Precision Machining: CNC machined cores and cavities ensure tight tolerances and consistent bottle dimensions across all 16 cavities.
- Multi-Cavity Design: 1x16 layout significantly increases output per cycle, reducing per-unit cost and improving overall productivity.
- Glossy Surface Finish: Polished cavities deliver a smooth, glossy finish on the PP bottles, eliminating the need for secondary finishing operations.
- Durable Steel Construction: Manufactured from high-quality tool steel (P20/718H optional) with heat treatment, achieving a cycle life of ≥300,000 shots.
- Optimized Cooling System: Spiral cooling channels ensure uniform temperature distribution, reducing cycle time and preventing warpage.
- Flexible Injection System: Supports hot runner or cold runner systems (optional) to suit different production requirements.
- Customizable Design: Mold base, cavity layout, and additional features can be tailored to your specific bottle design and injection molding machine.
Technical Specifications
| Parameter | Specification |
|---|---|
| Cavity Quantity | 1 × 16 |
| Mold Base Material | P20 / 718H (optional) |
| Core & Cavity Steel | 2311 / 2738 (optional) |
| Surface Finish | Glossy (Ra ≤ 0.4 μm) |
| Cycle Life | ≥ 300,000 shots |
| Product Material | PP (Polypropylene) |
| Injection System | Hot runner / Cold runner (optional) |
| Cooling System | Optimized spiral cooling |
| Mold Weight | Approx. 800-1200 kg (customizable) |
| Shrinkage | 1.5% - 2.0% (for PP) |
Benefits for Your Production
- Higher Efficiency: With 16 cavities, you can produce up to 16 bottles per cycle, dramatically increasing your daily output.
- Lower Cost Per Part: Reduced cycle time and multi-cavity design lower the cost per bottle, improving your profit margins.
- Excellent Surface Quality: The glossy finish achieves a premium look without additional painting or polishing processes.
- Long Mold Life: Durable construction ensures stable performance for at least 300,000 cycles, providing a great return on investment.
- Fast Delivery: Our experienced team and well-equipped facility enable quick turnaround for standard designs and efficient customization.
As a TS16969 certified facility with global export experience to North America, Europe, Asia, and beyond, Changzhou Hongxinyutai Precision Mold Co., Ltd. guarantees strict quality control from design to final inspection. Our factory of 1,000-3,000 sqm houses advanced CNC machines and EDM equipment, operated by a team of 51-100 skilled technicians. We have served clients in North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Middle East, and other regions. Contact us today to discuss your PP bottle mold requirements and receive a competitive quotation.
Frequently Asked Questions (FAQ)
Q1: What is the typical lead time for this mold?
A: Standard lead time is approximately 30-45 days from design approval. Custom designs may require additional 1-2 weeks depending on complexity.
Q2: Can the mold be customized for different bottle shapes and sizes?
A: Yes, we offer full customization. You can modify cavity layout, bottle design, neck finish, and thread specifications. Our engineers will work with you to achieve your desired product.
Q3: What injection molding machine size is required for this mold?
A: Typically, a machine with clamping force of 150-250 tons and appropriate shot size is suitable. The exact specifications depend on the part weight and runner system. We can recommend based on your machine parameters.
Q4: Is the glossy surface guaranteed for all production runs?
A: Yes, the cavities are polished to achieve a consistent glossy finish. Regular maintenance (cleaning and re-polishing when necessary) ensures long-term gloss quality.
Q5: Do you provide trial samples and mold approval before mass production?
A: Absolutely. We provide trial shots and send samples for your approval. We also adjust the mold based on sample feedback to ensure it meets your requirements.
Q6: What warranty do you offer on the mold?
A: We offer a 12-month warranty covering manufacturing defects under normal operating conditions. Extended warranty options are available upon request.
Q7: Can this mold be used for other materials like PET or HDPE?
A: The mold is specifically designed for PP. For PET or other materials, different shrinkage rates, cooling, and injection parameters apply. We can design a new mold tailored to your material choice.
Q8: How do you ensure the mold cycle life of 300,000 shots?
A: We use premium steel grades, proper heat treatment, and robust design. Each mold undergoes stress analysis and quality checks. Regular maintenance by the customer also extends life beyond 300,000 cycles.
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