Rexroth Check Valve SL20PB1-42 High Flow Rate High Reliability Easy Installation

Product Specification

Description:

The Rexroth Check Valve SL20PB1-42 is a pilot-operated check valve manufactured by Bosch Rexroth in Germany. The primary function of a check valve is to allow fluid (such as hydraulic oil) to flow freely in one direction while preventing reverse flow. This characteristic makes it a critical component in hydraulic systems, effectively preventing hydraulic oil backflow and protecting the system from potential damage. This model of check valve features a pilot-operated design, meaning it uses pilot pressure to assist in opening and closing the main valve spool. This design enables the SL20PB1-42 to achieve reliable one-way control under high-pressure and high-flow conditions.
 

Application Areas:

The Rexroth Check Valve SL20PB1-42 is widely used across various fields due to its reliable performance and broad applicability:
Industrial Hydraulic Systems: In industrial hydraulic systems, check valves prevent hydraulic fluid from flowing in the opposite direction, thereby protecting actuators such as hydraulic cylinders and hydraulic motors. For example, in equipment like hydraulic presses and hydraulic machines, the SL20PB1-42 ensures hydraulic fluid flows in the correct direction, preventing equipment damage caused by fluid backflow.
Construction machinery: In construction machinery such as excavators, loaders, and cranes, check valves are used to control the flow direction of hydraulic fluid. The SL20PB1-42 prevents hydraulic fluid from flowing backward during operation, ensuring the stability and safety of the equipment.
Fluid transmission systems: In fluid transmission systems, such as pipeline transportation and pump stations, check valves are used to prevent fluid backflow, avoiding system pressure fluctuations and potential leaks.
Marine hydraulic systems: Marine hydraulic systems must operate in complex marine environments. The corrosion resistance and high reliability of the SL20PB1-42 make it an ideal choice for marine hydraulic systems, where it is used to control hydraulic oil flow in equipment such as steering gears and cranes.
 

Advantages:

High reliability: The SL20PB1-42 adopts a pilot-operated design, using pilot pressure to assist the opening and closing of the main valve core, ensuring reliable one-way control even under high-pressure and high-flow conditions. This design enhances the valve's response speed and control precision, reducing equipment failures caused by fluid backflow.
High pressure resistance: This check valve has a maximum working pressure of up to 315 bar, meeting the requirements of most industrial and construction machinery hydraulic systems. Its high-strength valve body material and precision manufacturing process ensure stability and durability under high-pressure conditions.
High Flow Rate Design: The SL20PB1-42 has a maximum flow rate of 550 L/min, making it suitable for hydraulic systems requiring high flow rates. This high flow rate design effectively reduces pressure loss in the hydraulic system, improving overall system efficiency.
Precision Manufacturing: The check valve is manufactured using precision machining technology, ensuring high sealing performance of the valve core and seat. The extremely high machining precision of the valve core and seat effectively reduces leakage, enhancing system reliability.
Easy Installation and Maintenance: The SL20PB1-42 features a simple design, making it easy to install and maintain. Its plate-mounted installation method complies with ISO standards, enabling seamless integration into existing hydraulic systems. Additionally, it has low maintenance costs, a long service life, and reduces equipment downtime and maintenance expenses.

FAQ:

Q1: Wonder if you accept small orders?

A1: Do not worry. Feel free to contact us .in order to get more orders and give our clients more convener ,we accept small order.

Q2: Can you send products to my country?

A2: Sure, we can. If you do not have your own ship forwarder, we can help you.

Q3: What's your payment terms ?

A3: By T/T,LC AT SIGHT,100% full payment.

Q4: How long is your production lead time?

A4:It depends on product and order qty. Normally, it takes us 15 days for an order with MOQ qty.

Q5: When can I get the quotation ?

A5: We usually quote you within 24 hours after we get your inquiry. If you are very urgent to get the quotation.Please call us or tell us in your mail, so that we could regard your inquiry priority.