Model No.: HWSV10
Outer Diameter: 33mm
Cross Slit Size: 5.6*5.6mm
Application: First-in First-out Squeeze Bottles
MOQ: 50,000pcs/ lot
Samples: Free Samples, Freight Collect
The 33mm one-piece silicone valve is engineered as a fully integrated component, eliminating the need for additional plastic retaining rings. It can be directly assembled into compatible bottle caps, simplifying the overall structure, reducing assembly steps, and enhancing sealing reliability. This streamlined design also minimizes potential failure points commonly found in multi-part systems.
Manufactured from high-performance food-grade silicone, the valve complies with strict food-contact safety standards. The material offers excellent elasticity, tear resistance, and long-term durability, allowing the valve to maintain stable performance even under repeated squeezing and demanding dispensing conditions.
The precision cross-slit is produced using imported high-accuracy punching tooling, ensuring near zero-gap closure. This design enables smooth and controlled dispensing under pressure while maintaining reliable self-sealing when pressure is released. As a result, leakage is effectively prevented and the risk of external contamination is significantly reduced.
An integrated undercut structure enhances retention within the bottle cap and improves sealing stability. Combined with the inherent elasticity of silicone, this feature ensures leak-proof performance even during prolonged inverted storage, making the valve particularly suitable for FIFO (First-In, First-Out) squeeze bottle systems.
The valve is designed with uniform wall thickness to ensure consistent mechanical performance and balanced stress distribution. This reduces the risk of deformation, fatigue, and leakage over time, while maintaining reliable flow control and repeatable dispensing for both food and personal care applications.
Produced using precision thermal compression molding, the valve achieves stable dimensions and consistent quality across large production volumes. The cross-slit is formed through a dedicated high-precision punching process, ensuring tight tolerances and consistent opening force. With over a decade of expertise in silicone valve manufacturing, Hopewell supports full in-house mold design and production, enabling strict quality control and efficient customization for various dispensing requirements.
Item Name | 33mm One-piece Valve |
Material | Food Grade Solid Silicone |
Process | Compression Molding |
Color | Clear |
Hardness | 40 Shore A |
Outer Diameter | 33mm |
Cross Slit Size | 5.6*5.6mm |
Application | First-in First-out Squeeze Bottles |
The 33mm one-piece silicone valve is widely used in commercial FIFO (First-In, First-Out) squeeze bottles, particularly for food-service and hospitality environments. Typical food applications include:
Ketchup
Salad dressings
Mayonnaise
Other viscous sauces and condiments
In addition to food dispensing, this valve is also suitable for hotel and institutional personal care packaging, such as:
Shampoo
Body wash
Conditioner
Even when stored inverted for extended periods, the valve maintains a reliable seal without dripping or leakage. Its durability and reusability support waste reduction and contribute to more sustainable packaging solutions.
No. This valve is designed as a fully integrated one-piece structure and can be assembled directly into compatible bottle caps without any additional plastic components.
Yes. The valve is manufactured from certified food-grade silicone and meets applicable food-contact safety requirements.
No. The precision cross-slit combined with the undercut design provides excellent inverted sealing performance, preventing leakage during long-term upside-down storage.
Yes. The cross-slit structure allows for controlled, portioned dispensing, helping reduce product waste and improve consistency.
Yes. The one-piece design allows for easy removal and cleaning, making it suitable for repeated use in commercial and hospitality environments.
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