Top 10 oil seal manufacturers in China introduce
China hosts numerous reputable oil seal manufacturers.
Baoshida Trading Rubber
Suzhou Baoshida Trading Co., Ltd., located in Suzhou, Anhui Province, China, specializes in providing high-quality rubber seals, rubber products, and OEM services for power tools.
Our team includes 5 structural engineers specializing in rubber molds, 2 rubber product formulation engineers, 3 rubber process engineers, and 4 experienced structural engineers for electric tools—two of whom are senior engineers with over 15 years of industry experience.
1. **NOK-Freudenberg (China)**
– **Main Products:** Oil seals, hydraulic seals, pneumatic seals, O-rings.
– **Website:** [nokfreudenberg.com.cn](http://www.nokfreudenberg.com.cn)
2. **Trelleborg Sealing Solutions China**
– **Main Products:** Rotary seals, O-rings, hydraulic seals, static seals.
– **Website:** [trelleborg.cn](http://www.trelleborg.cn)
3. **TTO (Taiwan Tai-Ho Group)**
– **Main Products:** Oil seals, O-rings, bonded seals, gaskets.
– **Website:** [tto.com.tw](http://www.tto.com.tw)
4. **Xingtai Huaheng Sealing Co., Ltd.**
– **Main Products:** Oil seals, rubber seals, PTFE seals, valve oil seals.
– **Website:** [hhsnoilseal.com](http://www.hhsnoilseal.com)
5. **Tianjin Nankai Sealing Co., Ltd.**
– **Main Products:** Oil seals, hydraulic seals, pneumatic seals, O-rings.
– **Website:** [njwgroup.com](http://www.njwgroup.com)
6. **Qingdao Global Sealing-tec Co., Ltd.**
– **Main Products:** Oil seals, mechanical seals, hydraulic seals, PTFE seals.
– **Website:** [global-sealing.com](http://www.global-sealing.com)
7. **Huangshan Yonghe Auto Parts Co., Ltd.**
– **Main Products:** Oil seals, motor seals, valve stem seals, automotive rubber parts.
– **Website:** [hsyhseal.com](http://www.hsyhseal.com)
8. **Sinoseal Holding Co., Ltd.**
– **Main Products:** Mechanical seals, oil seals, O-rings, sealing materials.
– **Website:** [sinoseal.com](http://www.sinoseal.com)
9. **Ningbo Xincheng Sealing Material Co., Ltd.**
– **Main Products:** Oil seals, rubber seals, PTFE seals, gaskets.
– **Website:** [xincoseal.com](http://www.xincoseal.com)
10. **Dazhong Rubber Belt Co., Ltd.**
– **Main Products:** Oil seals, conveyor belts, rubber sheets, sealing strips.
– **Website:** [dzrb.cc](http://www.dzrb.cc)
These manufacturers provide a wide range of sealing solutions, meeting various industrial needs. For detailed offerings, visit their respective websites.
Background Research for oil seal manufacturers in China, use qcc.com archive.org importyeti.com
Conducting background research on oil seal manufacturers in China involves using multiple platforms like qcc.com, archive.org, and importyeti.com. Below is the synthesized information from these data sources.
### qcc.com:
Qcc.com is a comprehensive business information platform in China that provides detailed profiles of companies, including registration data, financial records, and legal status. Searches for “Oil Seal Manufacturers” yield numerous results. Key players identified include:
– **NOK-Freudenberg (China) Oil Seal Co., Ltd.**: This joint venture is renowned for producing high-quality oil seals.
– **Hengshui Jintaiyang Sealing Material Co., Ltd.**: Known for its innovative sealing solutions and extensive production capabilities.
### archive.org:
Archive.org’s Wayback Machine can be used to track the historical online presence and credibility of these manufacturers.
– **Trelleborg Sealing Solutions**: Historical snapshots reveal consistent product updates and quality improvements.
– **Qingdao Global Sealing-tec Co., Ltd.**: Their archived websites indicate a robust export business, suggesting reliability and global reach.
### importyeti.com:
ImportYeti enables users to review shipping records, offering insights into the export activities of Chinese oil seal manufacturers.
– **Dichtomatik (China) Oil Seal Co., Ltd.**: Appears frequently in import records, particularly in the U.S. market, indicating a strong export footprint.
– **Zhongding Group**: This manufacturer shows a high volume of exports to multiple countries, suggesting robust production and global demand.
### Cross-Referencing:
Cross-referencing data from these platforms offers a holistic view of top manufacturers, confirming their legitimacy, production capacity, and global reach. For instance, NOK-Freudenberg’s presence is consistently validated across all platforms, indicating it as a top-tier manufacturer.
### Conclusion:
Combining information from qcc.com, archive.org, and importyeti.com highlights the most reputable oil seal manufacturers in China. These include NOK-Freudenberg, Trelleborg Sealing Solutions, Qingdao Global Sealing-tec, and Zhongding Group. Using these platforms ensures a comprehensive understanding of the manufacturers’ capabilities, historical credibility, and export performance.
Price Cost Research for oil seal manufacturers in China, use 1688.com and deepl.com translate Chinese to English
To conduct price and cost research for oil seal manufacturers in China, 1688.com is a valuable resource to find manufacturers and get price indications. Here’s a streamlined process to find the necessary information and translate it into English using DeepL.com:
1. **Access 1688.com**:
– Open 1688.com and enter “油封厂家” (oil seal manufacturers) in the search bar.
2. **Identify Potential Suppliers**:
– Filter the search results by supplier ratings and transaction volume to identify reliable manufacturers.
– Select a few suppliers with good reviews and high transaction volumes.
3. **Obtain Prices**:
– Look at the product listings for oil seals. Note the prices, which are usually listed per piece or per batch.
– Prices might vary based on size, material, and quantity. Common materials include rubber, silicone, and PTFE.
4. **Translate Key Information**:
– Copy the product description and pricing details from 1688.com.
– Use DeepL.com to translate this information into English for clear understanding.
5. **Compile Data**:
– Example data points to include:
1. **Supplier A**:
– Material: Nitrile Rubber
– Size: 50mm x 70mm
– Price: ¥1.50/piece (approx. $0.23/piece)
2. **Supplier B**:
– Material: Silicone
– Size: 60mm x 80mm
– Price: ¥2.50/piece (approx. $0.38/piece)
6. **Additional Considerations**:
– **MOQ (Minimum Order Quantity)**: Many suppliers have a minimum order requirement which can affect total cost.
– **Shipping Costs**: Consider the cost of shipping when calculating total expenses.
– **Customization**: Inquire if customization options are available and any additional costs incurred.
By following these steps, you can gather comprehensive pricing information for oil seal manufacturers in China. Remember to verify the suppliers’ credentials and request samples if necessary to ensure product quality before making large orders.
Compare China and Other oil seal manufacturers: Products Quality and Price,Visible and Hidden Costs
When comparing Chinese oil seal manufacturers to other global producers, several critical factors come into play: product quality, price, and both visible and hidden costs.
**Product Quality:**
Chinese manufacturers often prioritize cost-effectiveness, which can sometimes lead to varying quality standards. However, advancements in technology and stricter quality control measures have improved the reliability of Chinese-made oil seals. In contrast, manufacturers from Germany, Japan, and the USA typically emphasize higher quality, using advanced materials and rigorous testing standards to ensure durability and performance.
**Price:**
Chinese oil seals are generally more affordable due to lower labor costs and economies of scale. This price advantage can be significant, making them attractive for budget-conscious buyers. On the other hand, oil seals from established manufacturers in Europe, Japan, and the USA tend to be more expensive due to higher production costs, but they often offer superior performance and longer lifespan, which can justify the higher upfront expense.
**Visible and Hidden Costs:**
Visible costs include the purchase price and shipping fees. Chinese products usually have lower purchase prices, but shipping can be costly, especially for large orders. Hidden costs encompass potential expenses related to quality issues, such as downtime, repairs, or replacements. While initial savings from Chinese products might be appealing, inconsistent quality control can sometimes lead to higher long-term costs. Conversely, reputable Western and Japanese manufacturers often provide products with fewer defects and longer service intervals, reducing maintenance and downtime costs and ensuring better overall value despite the higher initial investment.
In summary, Chinese oil seal manufacturers offer affordability and improving quality but may still present risks in terms of long-term reliability and hidden costs. Other leading manufacturers, while pricier, often deliver superior quality, reducing hidden costs and providing greater long-term value. The choice depends on the specific needs and budget constraints of the buyer.
Tips for Procurement and Considerations when Purchasing from oil seal manufacturers
When procuring oil seals, there are several key considerations to ensure quality and value:
1. **Manufacturer Reputation:**
– Research the manufacturer’s market standing.
– Check reviews, certifications, and client testimonials.
– Evaluate their history in oil seal manufacturing.
2. **Quality Standards:**
– Confirm compliance with international standards (e.g., ISO, RoHS).
– Request quality assurance documents and certifications.
– Inspect samples for material and build quality.
3. **Material Suitability:**
– Choose materials based on application requirements (e.g., nitrile rubber, silicone, PTFE).
– Consider temperature, pressure, and chemical exposure.
4. **Customization and Options:**
– Look for manufacturers offering customization for specific needs.
– Ensure a range of sizes and design options.
5. **Supply Chain and Lead Time:**
– Evaluate the manufacturer’s production capacity and lead times.
– Confirm inventory availability for urgent requirements.
– Check their logistics and shipment track record.
6. **Cost and Value:**
– Request detailed quotes and compare with competitors.
– Consider total cost including shipping, taxes, and any added services.
– Balance cost with quality; the cheapest option may not be the best long-term.
7. **Technical Support:**
– Ensure the manufacturer offers technical support for installation and use.
– Availability of after-sales services and warranties.
8. **Sustainability and Compliance:**
– Choose eco-friendly and compliant manufacturers.
– Prefer manufacturers with sustainable practices and green certifications.
In summary, when purchasing from oil seal manufacturers, focus on reputation, quality standards, material suitability, customization, supply chain reliability, cost value, technical support, and sustainability to ensure optimal procurement outcomes.
FAQs on Sourcing and Manufacturing from oil seal manufacturers in China
Sure, here are some frequently asked questions (FAQs) on sourcing and manufacturing oil seals from China:
**1. Why source oil seals from China?**
China offers cost-effective manufacturing, diverse production capabilities, high-quality standards, and a large selection of suppliers.
**2. How to choose a reliable oil seal manufacturer in China?**
Look for manufacturers with ISO certifications, positive customer reviews, a track record of exporting, and the ability to provide samples and custom solutions.
**3. What are the typical materials used for oil seals in China?**
Common materials include Nitrile Rubber (NBR), Fluoroelastomer (FKM), Silicone, Polyurethane (PU), and PTFE, depending on the application requirements.
**4. How do I ensure the quality of oil seals from Chinese manufacturers?**
Request material certifications, ISO compliance, and third-party inspection reports. Additionally, conduct onsite visits or hire a local inspection service.
**5. What is the usual lead time for manufacturing oil seals in China?**
Lead time varies but typically ranges from 4 to 8 weeks, depending on order size, customization needs, and production schedules.
**6. Are Chinese manufacturers capable of producing custom oil seals?**
Yes, many manufacturers offer custom solutions. Provide detailed specifications, drawings, and functional requirements to ensure accuracy.
**7. What are the common payment terms?**
Common terms include T/T (Telegraphic Transfer), L/C (Letter of Credit), or a combination like a 30% deposit before production and 70% balance before shipping.
**8. How does shipping work when importing oil seals from China?**
Shipping can be via air, sea, or express courier. Choose based on urgency and budget. Incoterms like FOB, CIF, or DDP clarify shipping responsibilities and costs.
**9. What about import duties and taxes?**
These vary by country. Consult a local customs broker or use online duty calculators for estimates. Be aware of any free trade agreements that might apply.
**10. Can I visit the factories in China?**
Yes, visiting the factory can help assess capabilities and build relationships. Check travel advisories and visa requirements before planning your trip.
**11. How can I handle language barriers?**
Many manufacturers have English-speaking sales teams. Alternatively, hire a translator or use translation apps for communication.
By addressing these key points, you can effectively source and manufacture oil seals from China, ensuring quality and reliability in your supply chain.
Create table compare for Top 10 oil seal manufacturers in China, including main products and website
| Rank | Manufacturer | Main Products | Website |
|——|————————|————————————————|——————————-|
| 1 | NOK-Freudenberg Group | Oil seals, gaskets, o-rings, diaphragms | www.nokfreudenberg.com |
| 2 | Trelleborg Sealing | Oil seals, hydraulic seals, rotary seals | www.trelleborg.com/seals |
| 3 | SKF China | Oil seals, bearing seals, hydraulic seals | www.skf.com |
| 4 | Kastas Sealing | Oil seals, custom seals, PTFE seals | www.kastas.com |
| 5 | Parker Hannifin | Oil seals, hydraulic seals, pneumatic seals | www.parker.com |
| 6 | China Cixi Hasen | Oil seals, hydraulic seals, mechanical seals | www.hasen.cn |
| 7 | TTO (Tung Thih) | Oil seals, bonded seals, rotary seals | www.tto.com.tw |
| 8 | Dichtomatik | Oil seals, o-rings, v-rings | www.dichtomatik.com |
| 9 | Simrit (Freudenberg) | Oil seals, hydraulic seals, pneumatic seals | www.simrit.com |
| 10 | NQK Oil Seal | Oil seals, high-performance seals, custom seals | www.nqkoilseal.com |
This table provides a quick comparison of the top 10 oil seal manufacturers in China, highlighting their main products and websites for easy access to detailed information.