Needle vibrator is use in construction to consolidate and compact the concrete properly by putting the vibrating needle in the concrete mix.
It is also known as concrete vibrator. It is a hand-held device comes with a vibrating needle for inserting it into the concrete.
In this article, we have listed top 5 needle vibrators available in the market to buy in India for compaction of concrete.
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OUR PICK
Pros:
1- Efficient Vibration
2- Increased productivity
3- Durable and Long-lasting
Cons:
1- Noisy and vibrating, potentially harmful for workers.
2- High cost compared to other consolidation methods.
Contents
What is Needle Vibrator?
It is a construction tool use to remove air pockets and increase density of concrete by consolidating it through the vibrating needle.
Needle Vibrator for compaction of concrete helps to make the concrete stronger, durable and free of any kind of defects.
The above qualities make it a valuable tool for contractors and construction companies. It comes with a needle which vibrates by the motor to consolidate the concrete.
Top 5 Needle Vibrator To Buy For Concrete
If you’re in the construction industry or have any concrete related project, we’ve a list of top 5 needle vibrators available in the market.
We’ve also suggest some common pros and cons of each vibrator machine to help you find the right tool for your project.
1- SWADESI KRAFTS Vibrator Machine
The very first, SWADESI electric concrete vibrator machine features a 580 watts powerful motor and comes with a flexible shaft that helps in making operations more easier.
The vibrating needle have 35 mm diameter which makes it more effective on walls, columns, beams and slabs.
Additionally, the overload protection system helps in ensuring all the safety measures which increases its durability and longevity.
If you’re comfortable with the below cons than you must consider the Swadesi needle vibrator.
Pros:
1- 6-meter long hose for flexible use
2- Ergonomic design for comfortable grip
3- 1.5 horsepower motor for strong vibration
4- Lightweight and easy to handle
Cons:
1- May not be as durable as some other models
2- The needle may break easily
3- Some users may find the vibration to be too weak
2- IBELL Concrete Vibrator CV50-81 With Needle
We have Choose IBELL concrete vibrator CV 50-81 as our best pick because of its motor performance and device durability.
It produces the exact amount of vibration which is enough for any kind of compaction task.
The 750 watts powerful motor and the excitement among its buyers in the market is the other reason of choosing it.
Note: The Pros and Cons of this Concrete needle vibrator is already listed above in the ‘our pick’ dialog box.
3- JPT 1250W Heavy Duty Vibrator
JPT Needle Vibrator is one of the most powerful vibrator machine with a maximum power of 1250 watts which produces an impressive vibration for bulky works.
The 1250 watts motor produces the vibration speed which ranges from 13000-15000 rpm for proper consolidation of the concrete.
This vibrator allows you to adjust amplitude in between 1.5-2.5 mm to suit in different concrete consolidation tasks. The 1.5 m long flexible shaft ensures to easily access hard to reach areas.
Pros:
1- 1.25 horsepower motor for powerful vibration
2- 50 Hz frequency for efficient operation
3- Best for versatile use
Cons:
1- Needle can easily bend
2- Some users may find it too heavy to handle
4- Gaocheng Concrete Vibrator Machine
Gaocheng Concrete Vibrator machine is generally use for bulky compaction works like consolidation of concrete in a huge plier or thumb.
The super powerful motor of 1500 watts and 45 mm huge vibrator head make it ideal for a range of bulky applications.
Its abilities and performance makes it a reliable investment for contractors and construction workers. The ergonomic smooth handle provides a comfortable grip during operation.
Pros:
1- Powerful 1500 watts motor
2- Flexible shaft for easy operation
3- 45 mm diameter vibrator head
Cons:
1- Relatively expensive compared to some other concrete vibrators
2- May be too powerful for smaller projects
5- ISC Electric Needle Vibrator Machine
At last, the ISC electric needle vibrator may also prove a good choice for those who want a mid-range vibrator with some accessories also.
The voltage of 220-240 volts and a frequency of 50-60 Hz makes it more ideal and suitable for compaction jobs.
It has a maximum power of 1100 watts, which also makes it suitable for use in both residential as well as commercial construction projects.
Pros:
1- Vibration frequency up to 12000 RPM
2- 1.5-meter long flexible shaft
3- Strong and durable steel head
Cons:
1- May require some skill and experience to use
2- Produce excessive noise
How To Use A Needle Vibrator?
The steps to use a concrete needle vibrator are as follows:
1- Choosing vibrator: There are different types and sizes of vibrators available in the market. Choose the correct vibrator that suits your project to mix concrete.
2- Prepare the vibrator: Secondly, ensures that the vibrator is clean and free from any debris. Check the power cord and plug in to make sure it is in good condition.
3- Insert the needle: Insert the needle slowly into the concrete mix at a depth of around 150 mm to 300 mm. If the mix is thick or has large aggregates, use a larger diameter needle too.
4- Turning on the vibrator: Once the needle is properly in place, next is to turn it on and slowly pull it out of the concrete. Keep the needle in the concrete for around 10 to 15 seconds before moving it to another location.
5- Repeat the process: Continue the process again and again until the proper consolidation and compaction of the entire concrete.
6- Clean the vibrator: After using, must clean it thoroughly as it prevents concrete buildup on the needle and then ensure it is ready for the next use.
Related: Top 5 Pipe Cutting Machine
Conclusion
When choosing a needle vibrator, keep in mind it is important to consider the power, frequency, weight, vibration amplitude and the purpose of use.
Furthermore, look for a vibrator which suits your project not for a high power motor. The comfortable and ergonomic design is the other reason to keep in mind for ease of use.
Overall, the right needle vibrator may prove a great investment, on other hand, wrong choice may spoil all the investment. So, go with the one which suits your job and projects.
Disclaimer:
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FAQs
Which type of vibrator is use in the compaction of concrete?
Concrete vibrator or needle vibrator is used in the compaction of concrete.
What is the main function of needle vibrator?
The main use of a needle vibrator is to remove air pockets and consolidates concrete by inserting the vibrating needle into the concrete mix.
Why needle vibrator is used in concrete?
The needle vibrator is used in concrete for proper consolidation and compaction of concrete to make it strong and durable.