Customized NBR Nitrile Diaphragm Membrane for Pumps with 3 Years Warranty and 7-21 Days Delivery

Diaphragm Membrane 

Our advanced hydraulic membranes are critical sealing components engineered to enhance pump efficiency and ensure leak-free operation in pumps and hydraulic accumulators. Manufactured from premium NBR and FKM rubber compounds, these diaphragms deliver outstanding resistance to oils, chemicals, and abrasive wear, making them suited for the most demanding environments.

Ideal for use in agricultural machinery, industrial hydraulic systems, and various pump applications, our membranes—including models such as AR40, AR30, and D30—provide consistent, reliable performance and extended service life. By ensuring superior sealing integrity and operational durability, they help minimize downtime and maintenance costs.

Upgrade your equipment with our durable, long-lasting hydraulic membranes designed to support peak performance under rigorous conditions.

Applications: A membrane is a key component in pump, agriculture, industrial machinery, hydraulic accumulators, ensuring superior sealing and pump efficiency. 
Feature: Excellent resistance to oil, chemicals, and wear
Materials: NBR(Nitrile Rubber), FKM, Custom materials.

Hardness: From 50 to 80 shore A.

Colors: Black,or custom colors.

Temperature Range: -40°C to +150°C, Depending on materials

Shanghai Qinuo Industry Co., Ltd, established in 2013 within the Shanghai Free Trade Zone, is a pioneering high-tech enterprise specializing in the integration of research and development, production, and sales. Embracing the ethos of "Quality for Survival, Innovation for Development," we have garnered a stellar reputation domestically and internationally under the esteemed brand names of "Royal Way^®" and "SHQN^®".

Q1. Are you a factory or trading company?
We have two wholly-owned factories in Nantong City, only an hour's drive to Shanghai Pudong Airport or Shanghai Sea port to ensure the quick delivery.

Q2. What's your sample policy ?
We can supply the sample if we have ready parts in stock, but customized parts have to pay the mold fee.

Q3. Can you produce according to the samples or drawings?
Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q4. What's your Delivery time ?
If the good are in stock generally it is 5-7 working days after receiving your payment. About 7-15 working days if we have mold or 21-30 working days without mold. The specific delivery time depends on the items and quantity of your order quantity.

Q5.What's your payment terms?
For sample and small order, 100% T/T or Paypal. For bulk order, T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q6. Why choose to cooperate with you? What's your advantage?
1). Strong point:We have our own factory,so we can quarantee high quality with a reasonable and favorable price 2). We can offer you a good after-sell service, prompt deliver. 3). We can provide various size and colors according to customers' requirements. 4). By long time testing, quality proved to be excellent. 5). Updated product design. 6). Advanced manufacturing process, composite global standards. 7). We win by the high quality and then have a long-term business relationship.

Q7. How do you make our business long-term and good relationship?
1). We keep good quality and competitive price to ensure our customers benefit; 2). We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from. Our oil and gas parts are diverse and extensive, so if there is no item what you need, we encourage you to send the drawing or samples to us.