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Help CenterPrecision Thick-Wall Cosmetic Compact Injection Service: 1x4 Hot Runner, S136 Steel, Mirror Finish, ABS/PMMA, Mold Protection
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Welcome to Changzhou Hongxinyutai Precision Mold Co., Ltd. – your trusted partner for high-precision injection mold solutions. As an experienced manufacturer established in 2017, we specialize in crafting durable, thick-wall cosmetic compact molds that deliver consistent performance. Our Precision Thick-Wall Cosmetic Compact Injection Service integrates a 1x4 hot runner system, premium S136 steel, and a flawless mirror finish to produce components in ABS/PMMA with comprehensive mold protection. Every mold is engineered to withstand the demands of high-volume production while maintaining impeccable surface aesthetics. With a factory spanning 1,000–3,000 square meters and a skilled team of 51–100 employees, we combine technical expertise with dedicated service to meet your most challenging requirements.
Key Product Features & Technical Specifications
Our mold service is designed to maximize productivity and part quality. Below are the core features that set our solution apart:
- 1x4 Hot Runner System – Ensures balanced melt flow to each cavity, reducing cycle time and minimizing material waste. Ideal for thick-wall parts requiring uniform filling.
- S136 Steel Construction – A premium stainless tool steel known for high hardness, excellent corrosion resistance, and superior polishability. Extends mold life and maintains dimensional stability.
- Mirror Finish (SPI A-1 / A-2) – Achieved through precision polishing techniques, delivering a glass-like surface on the cosmetic compact. Critical for attracting self-care product packaging.
- ABS/PMMA Compatibility – Optimized for processing both ABS (impact resistant) and PMMA (optical clarity) or their blends. Offers flexibility in achieving desired gloss and strength.
- Comprehensive Mold Protection – Features include wear-resistant coatings, guided ejection, and cooling channel optimization. Reduces downtime and maintenance costs.
- Precision Tolerance – Maintains ±0.01mm on critical dimensions, ensuring perfect fit and function of cosmetic compacts.
- Customizable Cooling Design – Conformal cooling channels available for uniform heat dissipation, shortening cycle times.
| Parameter | Value / Description |
|---|---|
| Mold Steel | S136 (equivalent to 1.2083) |
| Hot Runner System | 1x4 (single cavity with four drops) |
| Surface Finish | Mirror finish (Ra ≤ 0.05 µm) |
| Recommended Resins | ABS, PMMA, ABS/PMMA blends |
| Mold Protection | Corrosion-resistant coatings, wear inserts |
| Cycle Time (typical) | Depends on wall thickness; optimization available |
| Cavity Count | 1 (standard; multi-cavity optional) |
| Mold Weight (approx.) | Customized per design |
Why Choose This Service for Your Cosmetic Packaging?
Thick-wall cosmetic compacts demand exceptional surface quality, structural integrity, and repeatability. Our mold service addresses each requirement:
- Elevated Aesthetics – The mirror finish ensures your compact stands out on retail shelves, enhancing brand value.
- Robust Durability – S136 steel resists corrosion from cosmetic fillers and cleaning agents, maintaining mold performance over long production runs.
- Cost Efficiency – The hot runner reduces scrap and shortens cycle times, lowering per-part cost in large batches.
- Versatile Material Options – Whether you need the impact strength of ABS or the transparency of PMMA, our mold is optimized for both.
- Mold Protection Feature – Integrated wear-resistant elements reduce maintenance frequency, maximizing uptime for your production line.
Company Capabilities & Trust Factors
At Changzhou Hongxinyutai Precision Mold Co., Ltd., we have been delivering high-quality injection molds since 2017. Our facility, spanning 1,000–3,000 square meters, houses advanced machining centers and inspection equipment. With a dedicated team of 51–100 skilled professionals, we hold TS16969 certification, demonstrating our commitment to quality management in the automotive and packaging sectors. We serve a global clientele across North America, South America, Europe, Southeast Asia, Africa, Oceania, the Middle East, and domestic markets. Our molds are shipped from Jiangsu, Shanghai, or Shenzhen ports, ensuring timely delivery. Whether you need rapid prototyping or full-scale production, our engineers collaborate closely with clients to optimize mold design before manufacturing. Backed by proven experience and rigorous testing, every mold undergoes final inspection to guarantee trouble-free injection.
Ready to elevate your cosmetic packaging? Contact us today for a free consultation and quotation. Let our precision mold service bring your compact design to life with unparalleled quality and reliability.
Frequently Asked Questions (FAQ)
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Q: What is the lead time for a thick-wall cosmetic compact mold with 1x4 hot runner?
A: Typical lead time is 4–6 weeks from design approval, depending on mold complexity. We can expedite for urgent projects. -
Q: Can the mold be modified to run other resins besides ABS/PMMA?
A: Yes, the mold design can be adapted for similar thermoplastic materials such as PS, SAN, or PC/ABS blends. Contact our engineers to evaluate compatibility. -
Q: How do you ensure the mirror finish is maintained over thousands of cycles?
A: We use S136 steel with a hardness of HRC 48–52 and apply a protective coating on cavity surfaces. Proper maintenance guidelines are provided to sustain the finish. -
Q: Do you offer mold sampling and testing?
A: Absolutely. We provide trial shots and sample parts for your approval before mold shipment. Any required adjustments are made at our facility. -
Q: What are the mold dimensions and weight for a typical 1-cavity compact mold?
A: Dimensions are customized based on your compact size (example: 300×300×400 mm). Weight ranges from 200 kg to 600 kg. We will provide exact specifications with your design. -
Q: Is the hot runner system brand fixed, or can we choose a preferred supplier?
A: We standardly use reliable hot runner brands (e.g., YUDO or HASCO). If you have a preferred supplier, we can integrate it upon request. -
Q: What kind of mold protection is included?
A: Our mold includes wear-resistant inserts at high-friction areas, guided ejection to prevent plate bending, and optional corrosion-resistant coating for the cooling channels. -
Q: Do you support urgent repairs or spare parts after mold delivery?
A: Yes, we maintain a spare parts inventory and can provide prompt repair services. We also offer mold maintenance training for your team.
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