4M*DN125(5.5'') RUBBER END HOSE WITH ONE SIDE COUPLINGS WORKING PRESSURE 85 BAR

4M*DN125(5.5'') RUBBER END HOSE WITH ONE SIDE COUPLINGS WORKING PRESSURE 85 BAR

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 10 pc

Supply Capability:: 5000 pc/month

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Specifications

Putzmeister concrete pump end rubber hose
1. Size: DN150, DN125, DN100, DN80...
2. Length: 1~9m

Concrete pump end rubber hose PM &Schwing

Name	Specifications Diameter*Length (mm)	Application	Flange diameter	Remarks
Rubber hose	DN125*3000	Concrete pump Concrete placing boom	148/DN157mm
Rubber hose	DN150*3000	Concrete pump Concrete placing boom	148/DN157mm
High pressure Rubber hose	DN125*3000	Concrete pump Concrete placing boom	148/DN157mm	Two layers of steel wire
High pressure Rubber hose	DN125*3000	Concrete pump Concrete placing boom Piling machine	148/DN157mm	Four layers of steel wire
High pressure Rubber hose	DN125*4000	Concrete pump Concrete placing boom Piling machine	148/DN157mm
High pressure Rubber hose	DN150*3000	Concrete pump	175mm
Rubber hose	DN80*5000	Mortar pump Fine stone concrete pump mini conctete pump	98mm
Rubber hose	DN80*6000	Mortar pump Fine stone concrete pump mini conctete pump	98mm
Rubber hose	DN100*5000	Mortar pump Fine stone concrete pump mini conctete pump	124mm
Rubber hose	DN76*6000	Fine stone concrete pump mini conctete pump

4M*DN125(5.5'') RUBBER END HOSE WITH ONE SIDE COUPLINGS WORKING PRESSURE 85 BAR

Q: Can concrete pump spare parts be inspected or certified by third-party organizations?: Concrete pump spare parts have the potential to undergo inspection and certification from third-party organizations. These organizations are usually independent and possess the necessary knowledge and resources to assess the quality, performance, and safety of these spare parts. They adhere to industry-specific standards and guidelines while conducting inspections, tests, and audits to ascertain whether the spare parts meet the required criteria. The certification provided by these third-party organizations serves as a guarantee to customers that the spare parts have been evaluated and found to be in line with the relevant standards. This helps to foster trust and confidence in the products, ensuring their reliability and suitability for concrete pump usage.

Q: How can you determine when a concrete pump hose needs to be replaced?: Determining when to replace a concrete pump hose can be done using various indicators: 1. Conduct regular visual inspections to identify any signs of wear and tear. Look closely for surface cracks, cuts, abrasions, or bulges. Significant damage indicates the need for hose replacement. 2. Check for leaks in the hose. The presence of fluid leakage suggests deterioration or damage. Even small leaks should not be disregarded as they can compromise the efficiency and safety of concrete pumping. 3. Monitor changes in the pump's performance. A decrease in pumping pressure or flow rate may indicate a worn-out hose. Stretching or internal wear can reduce effectiveness. 4. Take into account the age and usage frequency of the hose. Over time, exposure to chemicals, weather conditions, and constant pressure can cause deterioration. Older or extensively used hoses may be nearing the end of their lifespan. 5. Refer to the manufacturer's recommendations for the lifespan or replacement intervals of the concrete pump hose. Manufacturers often provide specific guidelines based on materials and construction. Ultimately, prioritizing safety and reliability is crucial when deciding whether to replace a concrete pump hose. If there are any doubts about the hose's integrity, it is best to err on the side of caution and replace it to prevent potential accidents or disruptions in the concrete pumping process.

Q: What is the purpose of a concrete pump hydraulic accumulator bladder?: The purpose of a concrete pump hydraulic accumulator bladder is to store and release hydraulic energy within a concrete pump system. The bladder acts as a flexible barrier between the hydraulic fluid and a gas or air chamber. When hydraulic fluid is pumped into the bladder, it compresses the gas or air inside, storing potential energy. This energy can then be released when needed to power the hydraulic system, providing a surge of pressure and flow to ensure efficient and controlled movement of the concrete. The hydraulic accumulator bladder serves several important functions in a concrete pump system. Firstly, it helps to smooth out and regulate the flow of hydraulic fluid, reducing pressure fluctuations and ensuring a steady and consistent supply of power to the pump. This helps to prevent damage to the pump components and ensures a more reliable and efficient operation. Additionally, the bladder helps to compensate for variations in demand. As the concrete pump operates, there may be times when the demand for hydraulic power exceeds the supply. In such cases, the bladder can release the stored energy to meet the increased demand, providing a temporary boost to the hydraulic system. This helps to maintain a consistent and continuous flow of concrete, even during peak demand periods. Furthermore, the hydraulic accumulator bladder can also act as a safety device. In the event of a sudden pressure surge or spike in the hydraulic system, the bladder can absorb and dampen the excess pressure, preventing damage to the pump or other components. This helps to protect the equipment and ensure the safety of the operators. In summary, the purpose of a concrete pump hydraulic accumulator bladder is to store and release hydraulic energy, smooth out and regulate hydraulic fluid flow, compensate for variations in demand, and act as a safety device. By performing these functions, the bladder helps to optimize the performance and efficiency of the concrete pump system, ensuring a reliable and controlled movement of concrete.

Q: What are the different types of concrete pump hydraulic pumps?: Concrete pumps commonly utilize a variety of hydraulic pumps. Here are several types: 1. Gear pumps, which are widely employed in concrete pumps, consist of meshing gears that propel hydraulic fluid from the inlet to the outlet. Gear pumps are renowned for their simplicity, durability, and reliability. 2. Piston pumps, another popular choice in concrete pumps, employ reciprocating pistons to move hydraulic fluid. These pumps are known for their ability to handle heavy-duty applications and generate high pressure. 3. Vane pumps are often used in smaller concrete pumps or as auxiliary pumps in larger ones. They rely on rotating vanes within a housing to move the hydraulic fluid. Vane pumps are prized for their compact size and efficiency. 4. High-pressure concrete pumps commonly employ radial piston pumps. These pumps have multiple pistons arranged radially around a central shaft. The pistons' alternating motion creates the pumping action. Radial piston pumps are esteemed for their power and efficiency. 5. Large concrete pumps frequently utilize axial piston pumps. These pumps feature multiple pistons arranged in a circular pattern around a central shaft. The pistons move linearly to generate the pumping action. Axial piston pumps excel in high flow rates and pressure capabilities. Ultimately, the choice of hydraulic pump for a concrete pump depends on factors such as pump size, desired pressure and flow rate, and specific application requirements.

Q: Are there any specific guidelines for the storage and handling of concrete pump spare parts during transportation?: Yes, there are specific guidelines for the storage and handling of concrete pump spare parts during transportation. These guidelines include ensuring proper packaging and labeling of the spare parts, using appropriate containers or packaging materials to protect them from damage, securely fastening and securing the spare parts to prevent movement during transit, and following any specific instructions provided by the manufacturer for handling and storing the spare parts. It is also important to consider factors such as temperature, humidity, and potential hazards during transportation to ensure the integrity and quality of the spare parts.

Q: How often should concrete pump electric motors be inspected and maintained?: Concrete pump electric motors should be inspected and maintained regularly to ensure their optimal performance and longevity. It is recommended to have them inspected at least once a year or every 500-1000 operating hours, whichever comes first. Additionally, regular maintenance should be carried out based on the manufacturer's guidelines and recommendations. This may include checking and replacing worn-out parts, lubricating moving components, cleaning dust and debris, and inspecting electrical connections for any signs of damage or loose connections. Adhering to a regular inspection and maintenance schedule will help prevent potential breakdowns, increase the lifespan of the motor, and ensure the concrete pump operates efficiently.

Q: How can a faulty concrete pump control valve affect the pumping operation?: A faulty concrete pump control valve can have several negative effects on the pumping operation. Firstly, it can cause a loss of control over the concrete flow rate. The control valve is responsible for regulating the amount of concrete being pumped, and if it is faulty, it may not be able to properly adjust the flow rate. This can lead to either too much or too little concrete being pumped, which can result in an inefficient operation. Secondly, a faulty control valve can cause inconsistent concrete flow. The valve is designed to maintain a steady and consistent flow of concrete, but if it is not functioning properly, it may result in fluctuations in the flow. This can lead to uneven distribution of the concrete, which can affect the quality and integrity of the pumped concrete. Furthermore, a faulty control valve can also contribute to increased wear and tear on the pump and other components. When the valve is not operating correctly, it can cause excessive pressure or strain on the pump, leading to increased wear on the equipment. This can result in more frequent breakdowns or the need for repairs, which can be costly and time-consuming. Overall, a faulty concrete pump control valve can significantly impact the pumping operation by causing a loss of control over the flow rate, inconsistent concrete flow, and increased wear and tear on the equipment. It is important to regularly inspect and maintain the control valve to ensure its proper functioning and avoid these negative consequences.

Q: Can concrete pump spare parts be imported from other countries?: Yes, concrete pump spare parts can be imported from other countries. Many manufacturers and suppliers of concrete pump spare parts have a global presence and offer international shipping options. Importing concrete pump spare parts from other countries can provide access to a wider range of products, competitive pricing, and high-quality components. However, it is important to consider factors such as import regulations, customs duties, and shipping costs when importing concrete pump spare parts from other countries.

Q: What are the different types of concrete pump hopper screens?: There is a wide range of hopper screens available for concrete pumps, each designed to meet specific needs and requirements. 1. The wire mesh screen is the most commonly used type. It is made of woven wire mesh and prevents large debris or aggregates from entering the pump system. These screens come in various sizes and can be easily replaced when worn or damaged. 2. Perforated plate screens are made of solid metal plates with small holes or perforations. They are particularly effective in preventing fine particles or sediments from entering the pump system. Perforated plate screens are more durable than wire mesh screens and can withstand heavy-duty applications. 3. Polyurethane screens are made of polyurethane material, which has excellent resistance to abrasion and wear. These screens are commonly used in high-performance concrete pumps that handle abrasive materials. They are highly durable and can be easily cleaned or replaced when necessary. 4. Some concrete pump hoppers are equipped with a vibrating screen, which separates and removes solids or debris from the concrete mixture. The vibrating screen uses vibration to facilitate the separation process, ensuring a cleaner and more consistent concrete flow. 5. Self-cleaning screens are designed with a mechanism that prevents clogging and maintains an uninterrupted concrete flow. These screens, usually made of wire mesh or perforated plate, use mechanical or pneumatic methods to automatically remove debris from the screen surface. When selecting a hopper screen, it is crucial to consider the specific requirements of your concrete pumping operation. Factors such as aggregate size, presence of fine particles, and abrasiveness should be taken into account to ensure optimal performance and longevity.

Q: What are the indications of an inaccurate concrete pump pressure gauge?: Some indications of an inaccurate concrete pump pressure gauge may include inconsistent readings, sudden drops or spikes in pressure, or when the gauge fails to return to zero when the pump is turned off.

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