GENERAL SEALTECH LIMITED is located in Hangzhou, Zhejiang Province, China. We can provide a variety of diaphragm products for you to choose from to meet your needs. We are committed to maintaining the highest quality standards to meet the needs of our customers. Our company is a production-oriented enterprise engaged in the design, development, manufacturing, and sales of diaphragm products.
The technical backbone of the company has more than 10 years of work experience in product development, mold design, material formulation, production quality management, and has cooperation experience with OEMs and ODMs of multiple large enterprises. Our products mainly include LPG CNG Diaphragm,Solenoid Pulse Valve Diaphragms,Teflon / PTFE Diaphragm,Turbo Actuator Waste-gate Diaphragms,Gas meter diaphragms,Rubber diaphragms, etc. Our products are widely used in fields such as Battery industry,Food processing industry,chemical industry.
|medel pump diaphragm
|Place of Origin
|PAHS,REACH,National Sanitary Certificate,WRAS,KTW,etc
|-40 °C to +220°C
|Durable, water/dust/oil proof
|Export Standard Packing
|Online technical support
|Seal for Valve,Machine,Electrical Appliances…etc
|Cutting, Extruded and Moulded, Plastic Packing
|Cold Resistance,Heat Resistance,Abrasion Resistance…etc
|50000-200000 Piece/Pieces per Month
|Lead time (days)
|7-15 (To be negotiated)
Please note: This table is for reference only, please consult us for specific information.
medel pump diaphragm products typically have high plasticity and can be used in very low temperatures and high temperature ranges. They can also be produced using different technologies such as thin film construction, hot melt construction, and fiber construction.
The diaphragm has strong wear resistance, but it is easily damaged during installation. If cracks appear, they should be reinstalled in a timely manner;
During normal use, check the sealing condition of the diaphragm to prevent water leakage;
Please do not change the installation position of the diaphragm product during use to avoid affecting the effect.
Adopting the latest technology to ensure optimal material detail processing and high-quality performance.
medel pump diaphragm—FAQs Guide
1.Can medel pump diaphragm be used in both dynamic and static sealing applications, and what are the differences in their design and performance?
Yes, diaphragms can be used in both dynamic and static sealing applications. The main difference between the two is in the design and performance.
Dynamic sealing applications require a diaphragm that is designed to withstand the constant movement and pressure of the application. This type of diaphragm is usually made of a flexible material such as rubber or silicone, and is designed to flex and move with the application.
Static sealing applications require a diaphragm that is designed to remain in a fixed position and provide a tight seal. This type of diaphragm is usually made of a rigid material such as metal or plastic, and is designed to remain in a fixed position and provide a tight seal.
2.As a medel pump diaphragm manufacturer,What delivery terms do you accept?
We accept EXW,FOB, CIF. If you want to use other delivery terms,please contact us.
3.Can medel pump diaphragm be used in medical devices, and what biocompatibility standards do they need to meet?
Yes, diaphragms can be used in medical devices. The biocompatibility standards that diaphragms need to meet depend on the application and the intended use of the device. Generally, diaphragms used in medical devices must meet the requirements of ISO 10993-1, which outlines the general requirements for biocompatibility. Additionally, depending on the application, the diaphragm may need to meet additional requirements, such as those outlined in ISO 10993-5 for cytotoxicity, ISO 10993-10 for irritation and sensitization, and ISO 10993-11 for hemocompatibility.
4.Do medel pump diaphragm have electrical conductivity properties, and can they be used in applications requiring EMI/RFI shielding?
No, diaphragms do not have electrical conductivity properties and cannot be used in applications requiring EMI/RFI shielding. Diaphragms are typically made of rubber or plastic and are used to control the flow of air or other gases.
5.As a medel pump diaphragm manufacturer,how can we guarantee quality?
Always a pre-production sample before mass production;Always final Inspection before shipment.
6.What is the expected service life of medel pump diaphragm, and how does it vary depending on factors like material and usage?
The expected service life of diaphragms can vary greatly depending on the material and usage. Generally, diaphragms made of rubber or elastomeric materials can last anywhere from 5 to 10 years, depending on the application and environment. Diaphragms made of metal or plastic can last much longer, up to 20 years or more. Factors such as temperature, pressure, and chemical exposure can also affect the service life of diaphragms.
7.How do medel pump diaphragm perform in vacuum applications, and are there special considerations for these conditions?
Diaphragms are commonly used in vacuum applications to control the flow of air or other gases. They are designed to be flexible and resilient, allowing them to maintain a seal even when exposed to low pressure. Special considerations for vacuum applications include the use of materials that are resistant to corrosion and abrasion, as well as the use of a diaphragm with a larger surface area to ensure a better seal. Additionally, the diaphragm should be designed to withstand the extreme temperatures and pressures associated with vacuum applications.
8.About medel pump diaphragm,Can I get some samples?
Yes, Sample order is available for quality check and market test. But you have to pay the express cost.
9.Are medel pump diaphragm suitable for use in applications involving harsh radiation or extreme pressure differentials?
No, diaphragms are not suitable for use in applications involving harsh radiation or extreme pressure differentials. Diaphragms are designed to be used in applications with relatively low pressure differentials and are not designed to withstand extreme temperatures or radiation.
10.Can medel pump diaphragm be used in contact with food or pharmaceutical products, and what certifications are required for compliance with industry standards?
Yes, diaphragms can be used in contact with food or pharmaceutical products. Depending on the application, the diaphragm must meet certain industry standards and certifications. For food contact applications, the diaphragm must meet the requirements of the US Food and Drug Administration (FDA) and the European Union (EU) Regulation 10/2011. For pharmaceutical applications, the diaphragm must meet the requirements of the US Pharmacopeia (USP) Class VI and the European Pharmacopoeia (EP).
11.How do medel pump diaphragm respond to cyclic or pulsating pressure loads, and what is their fatigue life in such conditions?
Diaphragms respond to cyclic or pulsating pressure loads by flexing and deflecting in response to the pressure. The fatigue life of a diaphragm in such conditions depends on the material used, the frequency of the pressure load, and the magnitude of the pressure load. Generally, fatigue life is shorter for higher frequency and higher magnitude pressure loads.
12.Are there medel pump diaphragm designed for use in critical industries such as aerospace and healthcare, and what unique properties do they possess?
Yes, there are diaphragms designed for use in critical industries such as aerospace and healthcare. These diaphragms are typically made from high-performance materials such as PTFE, FKM, and EPDM, which offer superior chemical and temperature resistance, as well as excellent durability and strength. Additionally, these diaphragms are designed to meet the stringent requirements of these industries, such as tight tolerances, high-pressure ratings, and low-leakage rates.
13.How are medel pump diaphragm designed to resist abrasion and wear in applications with abrasive media?
Diaphragms are designed to resist abrasion and wear in applications with abrasive media by using materials that are highly resistant to abrasion and wear. These materials include polyurethane, rubber, and other elastomers. The diaphragm is also designed with a thicker wall and reinforced edges to provide additional protection against abrasion and wear. Additionally, the diaphragm may be coated with a protective material such as a fluoropolymer to further reduce wear and tear.
14.Do medel pump diaphragm have temperature limitations, and how do they perform in extreme temperature conditions?
Diaphragms do have temperature limitations, and their performance in extreme temperature conditions can vary depending on the material used. Generally, diaphragms are designed to operate within a temperature range of -40°F to +250°F (-40°C to +121°C). In extreme temperature conditions, the diaphragm may become brittle and crack, or the material may become too soft and lose its shape. Additionally, the diaphragm may become distorted due to thermal expansion and contraction.
15.How are medel pump diaphragm designed to resist chemical corrosion and degradation in aggressive environments?
Diaphragms are designed to resist chemical corrosion and degradation in aggressive environments by using materials that are resistant to the specific chemicals present. Common materials used for diaphragms include fluoropolymers, such as PTFE, FEP, and PFA, as well as elastomers, such as EPDM, Viton, and Neoprene. These materials are chosen for their chemical resistance, as well as their ability to withstand extreme temperatures and pressures. Additionally, diaphragms may be coated with a protective layer of a corrosion-resistant material, such as a fluoropolymer or a metal, to further protect them from chemical attack.