Rubber Stopper for Blood Collection Tube Vacutainer
As a critical rubber component of blood collection set, rubber stopper is typically made of butyl rubber. Butyl rubber stopper has good sealing performance and chemical stability, and will not react with blood after long-term contact. Along with the colored plastic cap, it mainly serves as a puncture and sealing part for vacuum blood collection tube. Blood collection rubber stopper is typically in dark grey, we also offer customization service for customers with different color requirements. For detailed specifications, please refer to the table below.
We are a factory not only supplying medical plastic & rubber components for iv infusion transfusion set/blood collection set/syringe, but also supplying sterile products and medical packaging materials. For more product details, please contact our sales team by email or whatsapp or cellphone. Welcome inquiry!
Specifications
| Material | Butyl rubber |
| Color | Dark grey (commonly used color) or customized |
| Manufacturing Method | Vulcanization production |
| Physical Performance | Puncture resistance up to 20N; Needle pulling resistance up to 15; Puncture particles will not exceed 5. |
| Chemical Performance | Ultraviolet absorbance should not exceed 0.3; Oxidable substance should not exceed 7.0;
Conductivity rate should not exceed 40.0 |
| Biological Performance | Hemolytic reaction up to standard. |
Applications
A Butyl rubber stopper is typically combined with colored plastic cap to ensure the vacuum sealing of blood collection tube and to to serve as the puncture site for blood collection.

Packaging & Transportation
| Property | Details |
| Inner Package | Double Layer PE Bag |
| Outer Package | Quality Carton |
| Carton Size | 47*35*28 |
| Shipping Mark | Paper Sticker or Label Printed |
| Port of Loading | Shanghai |
| Payment Term | T/T, D/P, L/C |
| Incoterm(2020) | EXW, FCA, FOB, CFR, CIF |
FAQ
Q:Are you a manufacturer or a trading company?
A:We are an ISO 13485 certified manufacturer specializing in medical plastic&rubber components.
Q:Do you offer OEM or ODM services?
A:Yes, we provide OEM and ODM services, including private label, packaging customization, and product design support.
Q:What payment terms do you accept?
A:We accept T/T, L/C, D/P, D/A.









