Needle vibrators are essential concrete compaction machines used to remove air voids and improve concrete strength. Available in electric, portable, and high-frequency types.
Needle Vibrators (also known as immersion vibrators) are concrete compaction machines used during concreting to remove trapped air, improve density, and ensure proper bonding of concrete around reinforcement bars. The vibrating needle is inserted directly into freshly poured concrete to achieve internal compaction.
Needle vibrators are widely used in RCC structures, foundations, columns, beams, slabs, and precast concrete work.
Key Features
Effective removal of air voids from concrete
Improves concrete density and strength
Suitable for reinforced concrete structures
Easy operation and handling
Durable construction for site usage
Available in multiple needle sizes
Types of Needle Vibrators (Product Variants)
Electric Needle Vibrators
Portable Needle Vibrators
High-Frequency Needle Vibrators
(Each type is available in multiple needle diameters and shaft lengths depending on application.)
Detailed Technical Sheet
Parameter
Details
Product Name
Needle Vibrator
Type
Electric / Portable / High-Frequency
Operation
Electric motor driven
Vibration Method
Internal concrete vibration
Needle Diameter
Typically 25 mm – 60 mm
Shaft Length
As per application requirement
Usage Area
Construction & precast sites
Bending Capacity
Parameter
Details
Bending Function
Not Applicable
Reason
Needle vibrators are used for concrete compaction, not steel bending
Mechanical & Performance Specifications
Parameter
Details
Vibration Type
Internal (Immersion)
Compaction Efficiency
High
Vibration Transmission
Flexible shaft
Operating Stability
Smooth and consistent
Duty Cycle
Continuous / Intermittent
Concrete Penetration
Deep internal compaction
Motor & Electrical Specifications
Parameter
Details
Motor Type
Electric motor
Power Supply
Single Phase / Three Phase (model dependent)
Frequency Range
Standard / High-frequency (variant based)
Power Transmission
Motor to flexible shaft
Energy Efficiency
Optimized for site operation
⚙️ Motor rating, voltage, and frequency vary based on vibrator type and needle size.
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