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Pharmaceutical Bromobutyl Chlorobutyl 20mm Rubber Stopper for Vial
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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First Rubber supplied Pharmaceutical Bromobutyl/Chlorobutyl 20mm Rubber Stopper for Vial are of widely popularity among customers.
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.
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