Drainage And Sewage 2 Inch Diaphragm Pump BQG Series 400L/Min 0.25Mpa Pneumatic Pump Diaphragm
BQG Series 400L/min 0.25Mpa Pneumatic Diaphragm Pump Air-operated diaphragm pumps 2 inch inlet/Outlet diameter Drainage and Sewage
The BQG series of pneumatic diaphragm pumps for mining applications is an innovative, high-performance device specifically tailored for the mining and industrial sectors. Driven by compressed air, these pumps use a unique pneumatic system to ensure stable liquid transfer without leaks or contamination. Key components are made from high-strength aluminum alloy, while diaphragms and valve balls are crafted from specialized materials for superior wear resistance and corrosion protection. The pump's dead-point-free and anti-stall design ensures efficient operation even in complex conditions. Suitable for mine dewatering, tunnel engineering, oil, and chemical industries, the BQG series is particularly well-suited for long-term use in harsh environments.
| Model |
Rated flow
(L/min)
|
Outlet pressure
(Mpa)
|
Air consumption
(m³/h)
|
Rated wind pressure
(Mpa)
|
Weight
(kg)
|
Dimension
(mm)
|
Inlet/Outlet diameter
(inch)
|
|
BQG400/0.25
|
400 |
0.25 |
1.2-2 |
0.6 |
33 |
663*444*330
|
2 |
- Capable of transferring any flowable materials, with the medium concentration (volume ratio) not exceeding 15%.
- The maximum diameter of solid particles contained in the medium must not exceed 9 mm.
- Operating temperature range: 5 to 50°C.
- Medium PH 6-8.
- The temperature of the conveyed medium shall not exceed 50°C.
- Pressure range 0.4MPa -0.8MPa.
- Compressed air-driven, ensuring intrinsic safety
- Specially designed structure enables the transfer of various fluids and mixtures containing solid particles, ensuring clog-free operation.
- Capable of running dry.
- Compact size, lightweight, and portability.
- Simple structure, easy operation, and convenient maintenance.
FAQ
Q1: What if the model I need is not in your catalog?
A: We can accept customization, including but not limited to flow rate, head, material, function, etc. You only need to tell me the relevant information, and we have a professional technical team to provide you with plans and drawings.
Q2: How do I place an order?
A: Send us an inguiry - Tell us your needs and usage scenarios - Customize drawings and samples - Discuss details - Modify and confirm - Sign a contract/Deposit - Mass production - Final payment and delivery - Further cooperation.
Q3: What is the service life of the BQG series pump?
A: Under normal maintenance conditions, the BQG series pumps have a long service life. Critical components such as diaphragms and ball seats are made from wear-resistant materials, extending overall longevity.
Q4: Are there any accessories or attachments available for purchase with the product?
A: Yes, we offer a range of accessories and attachments for most products, including replacement parts and add-on components that enhance functionality. These accessories and attachments can be purchased directly from our official website or authorized dealers.
Q5: What guarantees do I have when buying your products?
A: Our after-sales service implements the "2-4-24 standard". 2-hour response, telephone remote guidance within 4 hours, and solutions within 24 hours. If there is a need, we can provide door-to-door after-sales service.
Q6: Does the BQG series pump have explosion-proof certification?
A: Yes, the BQG series pumps have undergone rigorous fireproof and explosion-proof testing and obtained relevant certifications.In addition to daily work scenarios, it can also be used in coal dust and explosive gas environments and operate safely without electricity.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.











