From mould design to trial delivery, we deliver value through engineering excellence and strict quality control.
5‑axis CNC machining, accuracy ±0.005mm.
Premium steels, vacuum heat treatment, 5M+ shots.
Standard moulds in 30–45 days; rush orders in 25 days.
60+ countries, remote & on‑site technical service.
Explore our comprehensive range of 9 specialized plastic cap mould categories. Each mould is engineered for high‑volume production, dimensional accuracy, and extended service life.
High‑precision moulds for mineral water, carbonated soft drinks, and juice bottles. Compatible with PCO 1881 and 30/25 neck finishes. Optimized cooling channels enable cycle times as low as 5 seconds, ideal for ultra‑high‑volume production lines.
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Engineered for olive oil, sunflower oil, and other edible oil packaging. Features integrated pull‑ring and tamper‑evident band for secure sealing. Special venting design prevents oil leakage and ensures consistent part quality even with viscous materials.
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Heavy‑duty moulds for automotive lubricant containers. Constructed with corrosion‑resistant steel to withstand aggressive oil additives. Robust thread design guarantees a leak‑proof seal under extreme temperature fluctuations and rough handling.
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Food‑grade mould solutions for sauces, condiments, dairy, and dry food containers. Manufactured under strict hygiene protocols with mirror‑polished cavities to prevent bacterial buildup. Snap‑on and screw‑on designs available for airtight freshness.
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Precision moulds for pharmaceutical and medical device closures. Produced in a controlled environment to meet ISO 13485 standards. Suitable for infusion bottles, syrup caps, and diagnostic vial closures with strict burr‑free requirements.
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Specialized flip‑top cap moulds for shampoos, conditioners, and skincare products. Features a living hinge design tested for over 50,000 open/close cycles. Smooth, consistent action enhances user experience and brand perception.
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Versatile moulds for tube caps, disc top closures, and lotion pumps. Compatible with toothpaste, body lotion, and hand cream packaging. Available with custom orifice sizes and decorative finishes to match your brand identity.
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Advanced multi‑feature moulds integrating child‑resistant mechanisms, tamper‑evident bands, and easy‑open levers. Perfect for household chemicals, detergents, and pharmaceutical products requiring safety compliance and user convenience.
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Ergonomic handle moulds for 5L to 20L PET bottles used in water, oil, and chemical industries. Reinforced rib design ensures high load‑bearing capacity and comfortable grip. Quick‑eject system minimizes cycle time for efficient mass production.
View details →A wide variety of real cap samples produced by our moulds. Use the arrows to browse through the collection.
29/25mm Water Bottle Cap
PCO 1881 CSD Cap
38mm Hot Fill Cap
Pull‑Ring Edible Oil Cap
Soy Sauce Dispensing Cap
Child‑Resistant Pharma Cap
High‑Gloss Disc‑Top Cap
Living‑Hinge Flip‑Top Cap
Tamper‑Evident Cap
Push‑Pull Sports Cap
Pull‑Ring Dairy Cap
Two‑Shot Overmold Cap
Custom Closure
Wide‑Mouth Jar Cap
Squeeze Sports Cap
Motor Oil Cap
5‑Gallon Water Cap
Bottle Handle
5‑axis CNC and EDM achieve ±0.005mm tolerances. Every mould undergoes CMM inspection, trial runs, and leak tests with documented reports.
ASSAB S136, NAK80, H13 steels with vacuum heat treatment (HRC 48–52). Modular inserts enable fast cavity expansion and quick product changeovers.
Hear what our global customers say about the quality, precision, and reliability of SHUANGHAO cap moulds.
"SHUANGHAO's water cap mould has been running over 3 million shots with zero defects."
Rajiv S., Production Head, India"The flip‑top cap mould exceeds our hinge life expectations. 200k+ cycles still perfect."
Maria L., Technical Manager, Brazil"From DFM to delivery, consistent quality and on‑time. Our go‑to cap mould partner."
Andreas K., Plant Director, Germany"Their medical cap mould passed FDA validation effortlessly. IQ/OQ/PQ docs were comprehensive."
Sarah K., Quality Director, USA"We produce 2 million sauce caps daily. SHUANGHAO's moulds are maintenance‑minimal."
Marco R., Operations Director, Italy"Customized tamper‑evident design met our brand perfectly. DFM analysis was very thorough."
Elena G., Engineering Manager, Mexico"Engine oil cap mould has been running 2 million cycles without a single leak."
John M., Production Director, Spain"The 72‑cavity olive oil cap mould produces perfect caps at 5.2‑second cycles."
Lina K., QA Manager, Turkey"Handle mould for jerry cans is incredibly robust. Over 2 million cycles, zero defects."
Maria L., Plant Supervisor, PhilippinesSend cap drawing or sample
Moldflow simulation & optimization
Precision machining & heat treatment
Full trial run + CMM & leak test
Shipping + lifetime technical support
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Whether you need duckbill valves for condiments, slit valves for lotions, or custom designs for specialized products, Shuanghao has the expertise to engineer caps that dispense perfectly.
Whether you need to increase output on existing molds or design new molds for maximum productivity, Shuanghao has the cooling expertise to help you achieve faster cycles.
Whether you produce skincare jar caps, lipstick closures, or premium beauty packaging, Shuanghao has the expertise to deliver high-gloss caps that impress.
Whether you need mirror-gloss luxury or heavy-grip functionality, Shuanghao has the texture expertise to deliver.
Choose Shuanghao. Choose simulation-driven design. Choose mold flow analysis.
Whether you produce personal care flip-tops, food condiment caps, or industrial dispensing closures, Shuanghao has the living hinge expertise to ensure your caps last.
Send us your cap drawing or sample for a free DFM analysis and quote. We respond within 24 hours.
