How does a medical syringe mold work in the manufacturing process?

Update: 24-05-2023
In the manufacturing process of medical syringes, a medical syringe mold plays a vital role. Here's how a medical syringe mold typically works:

1.Mold Preparation: The medical syringe mold is prepared by ensuring it is clean, free from debris, and properly lubricated. This ensures smooth operation during the manufacturing process.
2.Injection Molding: The process begins by injecting molten plastic material, such as polypropylene or polycarbonate, into the medical syringe mold. The plastic material is injected under high pressure and at a controlled temperature.
3.Mold Cavity Formation: The medical syringe mold consists of multiple cavities that shape the plastic material into the desired syringe form. The molten plastic fills these cavities, taking the shape of the syringe barrel, plunger, and other components.
4.Cooling and Solidification: After the plastic material fills the mold cavities, the cooling process begins. The mold is designed to facilitate efficient cooling of the plastic, allowing it to solidify and maintain the desired shape.
5.Ejection: Once the plastic has solidified, the medical syringe mold opens, and the formed syringes are ejected. This can be done manually or with the assistance of automated mechanisms.
6.Post-Processing: The ejected syringes may undergo additional post-processing steps, such as trimming excess plastic, inspecting for defects, or adding any required markings or labels.
7.Quality Control: Throughout the manufacturing process, quality control measures are implemented to ensure the syringes meet the required standards. This can include visual inspections, dimensional checks, functional tests, and other quality assurance procedures.
8.Cleaning and Maintenance: After the production run, the medical syringe mold is cleaned to remove any residue or impurities. Regular maintenance is also performed to ensure the mold remains in optimal condition for future use.

By utilizing a medical syringe mold, manufacturers can produce medical syringes with precision, consistency, and efficiency. The mold enables the high-volume production of syringes with uniform dimensions, smooth surfaces, and reliable functionality. It plays a critical role in shaping the plastic material into the specific components of the syringe, ensuring they meet the necessary quality and performance requirements.

Medical Syringe mould
Medical Syringe mould
Number of cavities: 6 cavities ~ 128 cavities
Cavity core steel: using StaVaxS42〇 manufactured by Assab, Sweden, it is a slider for stainless steel and tempered steel core: Luer interface slider system Injection gate type: hot runner point gate product plastic :PP
Syringe cavity core polishing: Mirror surface finish Syringe mold structure: It is mounted on the mold frame by inserting, and the same parts in the mold are interchangeable. Needle mold life: at least 5 million mold
Syringe size: 1~50 ml
The number of mold cavities can reach 16 ◦ cavity
Cavity core steel: manufactured by Assab, Sweden
StavaxS 420, which is stainless steel and tempered steel
Core slider: Luer interface slider system
Gate type: hot runner point gate
Product plastic: TPE or medical PVC (if using PVC, I
We do not recommend the use of thermal guides)
Cavity Core Polishing: Mirror Polishing
Needle plug plug mold structure: using the insert method to make it set
On the mold base, the same parts in the mold can be mutually
Syringe tight plug die life: at least 5 million mode

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