Categroy List
Rubber Stopper for Injection Liquids
Functions:
Suitable for the sealing of injection medicines. Mainly used with glass vials and large infusion bottles, with aluminum caps or aluminum-plastic(flip-off) caps.
Standard:
CP, EP, USP,JP, ISO8871.
Specifications:
Size and color: Grey and red are the popular colors. Other different colors according to the Pantone International Color Cards are also available.
Main material: Rubber from Exxon Mobil
Our factory has our own technical&engineers teams, can manufacture rubber stoppers according to customer's sample/ drawings.
- 产品描述
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Bromobutyl/Chlorobutyl Rubber Stopper
Halogenated butyl rubber is divided into bromobutyl rubber and chlorobutyl rubber. The most commonly used in the markets is bromobutyl rubber. According to the applications, there are bromo(chloro)butyl rubber stoppers for injection powder and for injection liquids. (It's also used for infusion.)
Bromo/chloro butyl rubber stoppers for injection liquids
Halogenated butyl rubber is divided into bromobutyl rubber and chlorobutyl rubber. The most commonly used in the markets is bromobutyl rubber. According to the applications, there are bromo(chloro)butyl rubber stoppers for injection powder and for injection liquids. (It's also used for infusion.)
Functions
Suitable for the sealing of injection medicines. Mainly used with glass vials and large infusion bottles, with aluminum caps or aluminum-plastic(flip-off) caps.
Standard
CP, EP, USP,JP, ISO8871.
Specifications
Size and color: Grey and red are the popular colors. Other different colors according to the Pantone International Color Cards are also available.
Main material: Rubber from Exxon Mobil
Our factory has our own technical&engineers teams, can manufacture rubber stoppers according to customer's sample/ drawings.
Regular Dimensions in MM.
Item
Drawing No.
Feature
Main Specifications.(mm)
Top Diameter
Top Thickness
Neck Diameter
Height
1
7-F
1 Ring
7.4±0.10
Puncture Part Thickness: 2.5 ± 0.2
7.7 ±0.20
2
13-A
1 Ring & 4 Lines
12.5 ±0.20
2.0 ±0.20
7.5±0.10
7.0 ±0.20
3
13-B
1 Ring
13.0 ±0.20
2.7 ±0.25
8.0±0.10
7.0 ±0.20
4
A-3
2 Rings
18.8±0.10
3.3 ±0.20
13.0±0.10
8.7 ±0.30
5
24-B
3Arc&2
Puncture Wholes
23.6 ±0.25
3.8 ±0.25
13.8±0.15
10.0 ±0.30
6
26-C
2 Arc & 2 Puncture
Wholes & 4 Lines
25.5 ±0.02
3.8 ±0.25
15.8±0.10
10.9 ±0.30
7
28-B
3 Arc & 3 Puncture Wholes
26.6 ±0.20
3.8 ±0.30
18.0 ±0.20
11.8 ±0.30
8
32-A
3 Arc & 3 small Puncture Wholes &1 big Puncture whole & 4 Lines
30.8 ±0.30
4.0 ±0.30
23.6 ±0.20
12.2 ±0.40
Remark: The sizes can be negotiated.
Production Process

Advantage
1.High cleanliness standard. Production under 100,000 class cleaning area.
2.Superior service system, with professional technical personnel, to provide customers with supporting and personalized services at any time;
3.Supply well-known pharmaceutical manufacturers home and abroad.
Certificates

ISO 15378 Certification
Packing Details
Inner packing is PE bag; Outer packing is carton.
Its durability allows for multiple uses through proper cleaning and maintenance, reducing replacement costs and environmental waste compared to disposable closures. The material composition of modern rubber stopper products can be engineered for specific applications, including autoclavable versions for sterilization and specialized formulations for food-grade or pharmaceutical uses. This adaptability, combined with ease of use and reliable performance, ensures the continued relevance of the rubber stopper in both traditional and emerging applications across multiple sectors.
In conclusion, the rubber stopper remains an essential component in countless settings due to its superior sealing capabilities, chemical resistance, and mechanical flexibility. Its ability to provide secure, reusable closures while withstanding demanding environmental conditions makes it an invaluable asset for professionals seeking efficient and reliable containment solutions. The enduring prevalence of the rubber stopper in scientific, industrial, and commercial environments stands as testament to its unmatched practicality and performance in preservation and protection applications.
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