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| With or without cap | cap | Valve | Overall Height(mm) | Bonnet Diameter(mm) | Bezel Diameter(mm) | Spool Diameter(mm) | Snap/Thread(mm) | Bezel Thickness(mm) | Upper Soft Rubber Diameter(mm) | Lower Soft Rubber Rubber Diameter(mm) |
| / | / | / | 24 | / | 34 | 23.9 | 26.2 | 5 | / | / |
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Contact Us
- Address: No.9, Jinda Road, Yancang Street, Dinghai District, Zhoushan City, Zhejiang Province
- Fax：0580-8807655
- Email：[email protected]
- Email：[email protected]
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Company profile
Started in China, Marketing in the World29 years of research spirit in the industry.
Established in 1993, Zhejiang Hongda Special Rubber Products Co., Ltd. is a professional China HD-1 Waterproof 12v Valve-Regulated Safety Vent Plug for Lead-Acid Battery Suppliers and Custom HD-1 Waterproof 12v Valve-Regulated Safety Vent Plug for Lead-Acid Battery Company. The company integrates scientific research, production and trade, pays attention to scientific and technological innovation, and strives to develop industrial battery safety valve products with high technology content and high quality performance. We has more than 50 industrial battery safety valves, safety caps, microporous materials, explosion-proof discs, etc. patented, among them, microporous materials were identified as national key new products. The company has drafted and formulated industry standards for lead-acid battery safety valves and national standards for rubber seals for power lithium batteries, and has passed a series of system certifications such as IS09001, IS014001, IS045001 and "Made in Zhejiang".
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29 +
Established in 1993
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15 0,000+
Average daily output
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200 +
Employees
Honor
Welcome to visit Hongda
Our company has won the "Zhejiang High-tech Enterprise", "Excellent Demonstration Enterprise of Emphasizing Quality and Integrity", "Zhejiang Science and Technology Small and Medium-sized Enterprise" and many other honors..
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High-tech Enterprise
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National Key New Product Certificate 2008
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2008 The Most Growth Potential Small and Medium Enterprises In Zhejiang Province
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2013 Innovative Demonstration Small and Medium Enterprises In Zhejiang Province
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Advanced Enterprise for Innovation and Development of Small, Medium and Micro Enterprises in Zhejiang Province
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Small and Medium-sized Enterprise with Specialization, Refinement, Characterization, Novelization In Zhoushan City
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Provincial SME Technology Center
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Top 10 Growing Small and Medium Enterprises
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Provincial High-tech Enterprise Research and Development Center
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Zhejiang Enterprise Standard "Leader" Certificate
News
What is new
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How to solve the aging problem that Lithium Battery Rubber Seal may encounter in actual use?
In order to solve the problems that Lithium Battery Rubber Seal may encounter in actual use, such as aging or deformation, a series of comprehensive measures need to be taken to en...
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How does the Lead-Acid Battery Safety Valve detect the internal pressure of the battery?
Lead-Acid Battery Safety Valve is an important part of the battery system. Its main function is to detect and manage the pressure inside the battery. This process is usually accomp...
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Is there a possibility of false activation of the Lead-Acid Battery Safety Valve? How to avoid it?
In order to ensure the stable operation of the Lead-Acid Battery Safety Valve and avoid false starts, we can take a series of preventive measures. Properly setting the release pres...
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Does the closing and releasing process of the safety valve produce noise or vibration?
The closing and releasing process of the Lead-Acid Battery Safety Valve may produce a certain degree of noise and vibration. When the Lead-Acid Battery Safety Valve releases gas, i...
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How to determine if the Lithium Battery Rubber Seal needs replacing?
Determining whether the Lithium Battery Rubber Seal needs to be replaced is a meticulous and critical process, which is related to the safety performance and overall service life o...
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Lithium battery safety valve: improve battery system safety and reliability
Lithium battery safety valves are designed to improve the safety and reliability of battery systems. As a key component in the battery system, the lithium battery safety valve unde...
CONTACT US
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ADDRESSNo.9, Jinda Road, Yancang Street, Dinghai District, Zhoushan City, Zhejiang Province
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Tel0580-8803626
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FAX0580-8807655
QUICK LINKS
Mobile terminal
Copyright：Zhejiang Hongda Special Rubber Products Co., Ltd.
ICP record number: Zhejiang ICP No. 12033433
OEM /ODM HD-1 Waterproof 12v Valve-Regulated Safety Vent Plug for Lead-Acid Battery Company