Bqg-250/0.45 Air Operated Pneumatic Double Diaphragm Pump

Product Details
Customization: Available
After-sales Service: Quality Assurance Service
Warranty: 3 Month
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  • Overview
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Overview

Basic Info.

Model NO.
BQG-250/0.45
Certification
ISO9001:2008
Rated Current
No
Voltage
No
Material
Aluminum Alloy
Power
Pneumatic
Valve Body Type
Diaphragm
Function
Air Operated Diaphragm Pump
Diaphragm Material
Rubber
Performance
Explosion
Rated Flux
250L/Min
Air Consumptiom
1.9m3/Min
Rated Delivery Lift
48m
Rated Suction Range
6m
Air Supply Pressure
0.5MPa
Weight
29kg
Overall Dimension
540×455×710mm
Transport Package
Export Standard Wooden Case
Specification
540× 455× 710mm
Trademark
Baptech
Origin
China
HS Code
841350109
Production Capacity
10000PCS/Year

Product Description

Product Description
Bqg-250/0.45 Air Operated Pneumatic Double Diaphragm Pump
BQG-250/0.45 Pneumatic Diaphragm Pump
Rated Flux 250L/min
Air Consumptiom 1.9m3/min
Rated Delivery Lift 48m
Rated Suction Range 6m
Air Supply Pressure 0.5MPa
Weight 29kg
Overall Dimension 540×455×710mm

Powered by compressed air, this pump utilizes an air directional control valve to shift airflow, driving the reciprocating motion of diaphragms within the pump chamber. This creates pressure differentials to suction and discharge media. Ideal for mine dewatering, it also serves industries like food processing, chemicals, petroleum, and pharmaceuticals, excelling in pumping diverse slurries.  

Key Features  
1. Compact & Portable  
   - Lightweight design for one-person handheld operation.  

2. Explosion-Proof & Energy-Efficient  
   - No electric motor eliminates spark risks, ensuring safety in hazardous environments.  
   - Minimal energy consumption (air-powered).  

3. Low Maintenance & Robust  
   - No bearings or lubrication required.  
   - Simple structure with few wear parts, reducing downtime and costs.  

4. Adjustable Performance  
   - High flow rates with infinitely variable control via air pressure adjustment.  

5. Advanced Valve Design  
   - Unique directional valve ensures smooth operation:  
     - No dead spots, self-lubricating, and low air consumption.  

6. Versatile Operation  
   - Self-priming (replaces centrifugal pumps) - no priming needed.  
   - Submersible capability (shallow water or as a submersible pump).  
   - Series operation support (multiple pumps linked).  

7. Fail-Safe & Adaptive  
   - No-load or dry-run tolerant - no damage under any condition.  
   - Autonomous operation - safe without supervision.  
   - Instant start with air supply, regardless of environment.  

Applications  
- Mining: Slurry transfer, acidic water handling.  
- Food/Pharma: Hygienic fluid transfer.  
- Chemicals/Oil: Corrosive or viscous media pumping.  

Why Choose This Pump?  
Safety-first: Explosion-proof design with industry certifications. 
Energy-efficient: Minimal maintenance, no electricity. Low operational costs with optimized performance.
Superior-adaptability: From thick slurries to delicate fluids.

Detailed Photos

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Bqg-250/0.45 Air Operated Pneumatic Double Diaphragm Pump

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