Guzhan | Custom Silicone Solutions – For Your Brand
The silicone syringe piston offers precision-molded plungers for syringes. Made of medical-grade, food-grade, or industrial-grade silicone. Provides excellent sealing, low friction smooth gliding, and leak-proof performance. Ideal for disposable syringes, reusable syringe barrels, auto-injectors, and fluid dispensing systems. Autoclavable and chemical-resistant. Support OEM/ODM for custom sizes, durometer hardness, and color coding. Bulk orders available. Request a quote today.
Why customers choose our seals & gaskets:
Perfect fit guaranteed – We match your lid size within 0.1mm tolerance
Leak-proof design – Tested for temperature change, vibration, and repeated use
FDA/LFGB compliant – Safe for direct food contact
Low MOQ available – Trial orders from 1,000 pcs
Common applications:
Glass jar manufacturers
Food packaging suppliers
Kitchen canister brands
Industrial equipmen
| Parameter | Options |
| Size (ID) | 10mm - 300mm, or custom |
| Thickness | 1mm - 8mm |
| Hardness | Shore A20 - A80 |
| Temperature | -40°C to +230°C |
| Material | Silicone (FDA/LFGB), NBR, EPDM |
| Color | Any Pantone color |
| MOQ (bulk) | 5,000 pcs |
| MOQ (trial) | 1,000 pcs |
| Tooling cost | From $150 (refundable) |
| Sample time | 7-10 days |
FAQ
Q1: My jar lid has an odd size. Can you match it exactly?
Yes. Send us your lid‘s inner diameter drawing or a physical sample. We’ll make a gasket that fits within 0.1mm tolerance.
Q2: Do your gaskets have FDA certification?
Yes. All our silicone compounds are FDA and LFGB compliant for food contact. Test reports available upon request.
Q3: My current gaskets leak during shipping. How do you solve that?
We analyze your jar‘s closure design and recommend the optimal hardness and cross-section shape. We also offer gaskets with a sealing lip design.
Q4: What‘s your MOQ for custom gaskets?
MOQ from 5,000 pcs for standard sizes. For first trial orders, we can go as low as 1,000-2,000 pcs.
Q5: How fast can I get a sample?
Sample available in 7-10 days after drawing approval. Tooling cost starts from $150, refundable upon bulk order.
Success Story: Glass Jar Manufacturer
Challenge: Inconsistent sealing leading to customer complaints about leakage during shipping
Solution: Custom silicone gasket with optimized hardness (Shore A40) and sealing lip design
Result: Zero leakage complaints after switching, annual order 1000,000 pcs