Silicone Dust Stopper
In order to seal the jars, flasks, or other tools and keep them safe from dust, then it is best to obtain silicone dust stoppers. We manufacture silicone dust stopper products, which are a one-stop solution for shutting down the bottles. The silicone dust stoppers help in deterring the dust from infiltrating into the flasks and other apparatus. If you are interested, you can go through our product list where we have special sets of silicone dust stoppers. For instance, we produce silicone dust stopper products in a five-piece set, ten-piece set, twelve-piece set, twenty-piece set, and many more. However, if you want to have a unique set with different types of silicone dust stoppers, then you can go for our custom options, which make it possible to have any kind of silicone corks in a set.
Our standard size 000 one-hole stopper has a 3 mm diameter. Size 00 one hole and size 0 two-hole silicone cork have 3 mm diameter. Size 1 one hole and two-hole silicone stoppers 4 mm diameter. From size 2 to size 16, our silicone dust stopper solutions come with 5 mm one-hole and two-hole diameters. All our products are durable yet flexible, which makes them last for longer durations. Due to that, you no longer have to worry about the tear and breakdown of the products. We use quality assurance and certified substances to deliver silicone dust corks.
Our company has branches in various parts of the world as we are trying to supply our products to several customers globally. We manufacture a wide variety of silicone dust stopper solutions that can be used for numerous applications. Our primary objective is to provide premium quality silicone dust stoppers to every user. If you are willing to know more about our products, make sure to contact us.
Stopper & Plug Size Catalog
Compare four stopper profiles and check the selected part dimensions against your opening and available depth. Each profile has its own drawing and dimension meanings.
RST T-Shaped Plugs
Match stem diameter A, flange diameter B, stem length C and flange thickness D. E refers to the underside recess; use the selected row and approved drawing to confirm the actual profile.

RSA Tapered Corks
Compare large-end diameter A, small-end diameter B and Height, in mm. The mating bore and required seating depth determine where the taper contacts the opening.

RSB Undercut Plugs
Compare neck diameter A, flange diameter B, flange-to-lip distance C and flange thickness D. Check panel thickness and rear clearance. E refers to the underside recess.

RSD T-Shaped Stoppers
Compare stem diameter A, flange diameter B, stem length C and head thickness D, in mm. Check the seating surface and available depth as well as the hole diameter.

Need a different fit? Share the opening dimensions, mating profile and intended use for a custom size.
Discuss Your RequirementsProduct specifications
- Product form
- Removable closure fitted inside an opening
- Material
- Silicone. Specify the compound grade for the selected service.
- Application focus
- Laboratory flasks and bottle necks. Size the part against the selected assembly.
- Dimensions to confirm
- Opening diameter, closure profile, insertion depth and exposed grip. Match these to laboratory flasks and bottle necks.
- Dust barrier
- Identify the opening and exposed contaminant path; check seating and removal without claiming a pressure seal.
- Exposure to evaluate
- Dust or debris. Validate the selected material under the combined conditions.
- Seating check
- Check the sealing contact around the opening and the force needed for insertion and removal.
Need a quote or a custom part?
Send your requirements, drawings or samples to discuss standard and custom silicone rubber parts.
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