Products Description
Medical rubber gaskets are designed for equipment and systems requiring strict hygiene, biocompatibility, and chemical stability. Manufactured from medical-grade materials such as platinum-cured silicone, EPDM, or fluoroelastomers, these gaskets ensure safe and reliable sealing performance in medical devices, laboratory equipment, fluid transfer systems, and pharmaceutical processing environments.
Medical rubber materials undergo special purification and testing to ensure safety when in contact with pharmaceuticals, biological fluids, or sterilization media. They maintain sealing integrity even after repeated sterilization cycles, making them ideal for sensitive medical applications.
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Technical Parameters (Silicone Material)
- Integrated rubber-to-metal bonding prevents delamination and blow-out under dynamic loads
- Excellent sealing and cushioning with consistent compression set performance
- Metal core provides high dimensional stability and load distribution
- Reduces parts count and assembly time by combining washer and seal in one component
- Customizable materials, hardness and plating options to suit diverse environments
|
Property |
Unit |
Test Method |
Value (Typical) |
|
Hardness |
Shore A |
ASTM D2240 |
40–80 |
|
Tensile Strength |
MPa |
ASTM D412 |
7–12 |
|
Elongation |
% |
ASTM D412 |
200–650 |
|
Compression Set |
% |
ASTM D395 |
Excellent |
|
Working Temperature |
°C |
- |
–50°C to +200°C (material dependent) |
|
Biocompatibility |
- |
USP Class VI |
Passed |
Key Features
- Biocompatibility: Meets USP Class VI and ISO 10993 standards for skin and tissue contact.
- High purity: Platinum-cured silicone ensures low extractables and excellent cleanliness.
- Chemical resistance: Compatible with alcohols, disinfectants, saline, and pharmaceutical media.
- Sterilization stability: Resistant to autoclave, gamma radiation, and ETO sterilization.
- Elastic and durable: Maintains sealing performance under compression and thermal cycling.
- Non-toxic & odor-free: Ideal for medical and laboratory environments.
Available Sizes (Standard Tri-Clamp)
|
Gasket Size |
OD of Gasket (inch) |
ID of Gasket (inch) |
|
1/2″ |
0.992 |
0.370 |
|
3/4″ |
0.992 |
0.620 |
|
1″ |
1.984 |
0.870 |
|
1 1/2″ |
1.984 |
1.370 |
|
2″ |
2.516 |
1.870 |
|
2 1/2″ |
3.047 |
2.370 |
|
3″ |
3.579 |
2.870 |
|
4″ |
4.682 |
3.834 |
|
6″ |
6.562 |
5.782 |
|
8″ |
8.602 |
7.782 |
|
10″ |
10.570 |
9.782 |
|
12″ |
12.570 |
11.760 |
Other sizes available on request

Main Applications
Medical Sanitary Gasket are widely used in:
- Medical device sealing components
- Pharmaceutical machinery
- Laboratory analysis equipment
- Fluid transfer systems
- Biotech instruments
- Sterile processing systems
- Diagnostic equipment
Packaging & Shipping
📦 Packaging Options:

Standard Packaging:
- Sealed PE bags (inner protected by cardboard)
- Inner cartons with protective layers
- Pallet packing for bulk shipment
Custom Packaging (Available on request):
- Small pouch / small bag packing
- Individual heat-sealed plastic bag with cardboard backing
- Individual bubble-wrap protection
- Light-proof black packaging
- Cleanroom packaging for sensitive applications
- Customized labeling or barcodes
🚚 Shipping Methods
- DHL / FedEx / UPS express
- Air freight for urgent orders
- Sea freight for bulk orders
- FOB / CIF / DDP trade terms available
| MOQ | 1 pcs |
| Lead Time | - In stock: Shipped within 3 days - Out of stock: 7–15 days after order confirmation - With new mold: Sample in 10–20 days, mass production after sample approval |
| Port | China Xiamen |
| Shipping Methods | Express (DHL, FedEx, UPS), Air, or Sea |
| Sample Policy | Samples available; customer should pay freight cost |
Our Factory
With over 20 years of manufacturing experience, we are a professional manufacturer of rubber sealing products based in Xiamen, China. Our main products include O-rings, gaskets, oil seals, rubber molded parts, and fully customized rubber components for industrial applications.
Exported to 68 countries and trusted by more than 450 long-term customers worldwide, we have built a strong and reliable international reputation.
Our factory covers 3,600 square meters, equipped with 36 production lines and over 100 skilled employees. With a daily production capacity of up to 5 million pieces, we ensure stable, efficient, and on-time delivery for global partners.

Certification
Our products comply with major international standards and testing protocols. Typical certifications and compliance include: ISO 9001, ASTM D2000, FDA, RoHS, REACH. Specific test reports (material certificates, bonding tests, salt spray for plated parts) are available upon request.
All materials and bonded assemblies undergo rigorous physical and chemical testing to ensure long-term reliability under mechanical, thermal and chemical stresses.


Contact US:
Xiamen Best Seal Imp and Exp Co.,Ltd
Tel: +86-592-5782315
Mob: +86 189 5015 9396
Email: yunying2@bestsealhk.com
Add: Unit 522-525, Gaodian Road 6#, Huli District, Xiamen, China
Why choose us?
- We provide comprehensive after-sales support for all of our Sanitary Gasket products.
- We are adhering to the principle of fairness and impartiality, accepting outstanding talents from all walks of life, and striving to build a high-quality international talent team with excellent ability, innovative thinking and aggressive.
- We offer competitive pricing on all of our Sanitary Gasket products and services.
- With a common belief, all my colleagues in the company work together to continuously improve product quality and service quality.
- We use state-of-the-art equipment and technology to manufacture the highest quality Sanitary Gasket products.
- We firmly believe product acceptance is not the end, but the beginning of our service, and we offer perfect and timely after-sales service so that you have no worries.
- We offer a wide range of Sanitary Gasket products to meet the needs of diverse industries.
- We vigorously promote the popularization of new Gasket Rubber For Medical and the development of our company.
- Our skilled team produces Sanitary Gasket products of the highest quality for our customers.
- We constantly pursue the perfect quality and strive to provide customers with high-quality products, reasonable prices and perfect services.
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