This o ring kit box is silicone o-ring kit. O-ring is made from silicone. Hardness is 70A, Color is black. Our silicone o-ring has excellent high heat resistance. It can withstand high temperature up to 150 degree C. O-ring will not deformed and will not volatilize harmful substances. Our o-ring box kit can be ROHS and Reach certified. We can guarantee our o-ring kit have 15years lifetime. You inquiry is welcomed.
Description | o ring box |
Material | EPDM, NBR, SBR, CR, FKM, PU, SILICONE, HNBR, PU, AEM, ACM, XNBR,NR, IIR, PTFE, SILICONE sponge, EPDM Sponge, PVC sponge, EVA sponge and so on |
Compound material | Meet ASTM D2000 and can be UL, FDA, ROSH, REACH compliance |
Hardness | From 20 ~ 90 shore A |
Color | As per request |
Size | As per customer's print or as per design |
Package | PE bag, Carton |
Leadtime | 8 days for sample, 12~18 days for mass product |
Advantage | ![]() |
All of our o ring kit box price are made of brand material. |







| FAQ |
1.What is the normal lead time for product orders?
A: Average lead times for prototype / first article are 7~10 days, if tooling is involved, lead time for production tooling is 10 days, average production time after sample approval is 2-3 weeks.
2.What other services does Best Seal offer?
A: Best Seal has in-house tooling capabilities for molds; we have our own lab for material testing; we have a Cold Room used for elastomer storage to prolong product life.
3. About Custom
Q: How to make the custom order?
A: Send us the detailed drawing or the specific size.
If not , you also can send us the sample for reference.
4.Who are we?
We are based in Xiamen, China, start from 2013,sell to Southeast Asia(20.00%),Africa(15.00%),Oceania(11.00%),North
America(10.00%),South America(10.00%),Mid East(10.00%),Eastern Europe(6.00%),South Asia(6.00%),Southern Europe(5.00%),Northern
Europe(4.00%),Central America(3.00%). There are total about null people in our office.
5.Is it possible to know how are my products going on without visiting your company?
A5: We will offer a detailed production schedule and send weekly reports with digital pictures and videos which show the machining progress.
Why choose us?
- We work with our customers to ensure their deadlines are met and expectations are exceeded.
- Today, with our own technical ability, complete strategic alliance territory, global operational research management ability and huge production scale, we have become a leader in the industry.
- Our company has a reputation for on-time delivery and reliability in product quality.
- We have strong enterprise strength, credit, product quality assurance, and we're equipped with a variety of business characteristics and the principle of thin profit and more sales, to win the trust of our customers.
- We are dedicated to providing professional products and services to our customers.
- Our company always follows the business philosophy of 'creating value for customers, seeking development for employees, and taking responsibility for society'.
- Our products are backed by a quality guarantee, so you can purchase with confidence.
- We're going to commit ourselves to giving our esteemed customers along with the most enthusiastically considerate providers for Orthodontic Silicone Rubber O-ring Kit Box.
- Our Gasket Kits are rigorously tested to ensure they meet and exceed industry standards for quality and performance.
- After years of development and market inspection, we have successfully created an excellent corporate image for many well-known companies at home and abroad. The quality and reputation of our products have been praised by customers at home and abroad and highly praised by Orthodontic Silicone Rubber O-ring Kit Box professionals. Appreciate.
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