SuperHandy Plate Compactor Rammer 7 HP Gas Engine 4200-Pounds of Compaction Force Rammer Jumping Jack Tamper 20 × 15 Inch Plate for Paving Landscapes Sidewalks Patios EPA/CARB Compliant

 SuperHandy Plate Compactor Rammer 7 HP Gas Engine 4200-Pounds of Compaction Force Rammer Jumping Jack Tamper 20 × 15 Inch Plate for Paving Landscapes Sidewalks Patios EPA/CARB Compliant

•  PROFESSIONAL SPECIFICATIONS - This Force Compaction Plate Compactor has a powerful Alphaworks 7Hp 4 Stroke Single Cylinder OHV Gas Engine. Performing at a Max Output Power of 5kW, Exciter Speed of 5500VPM, Travel Speed 115FT/min, a High Max Rotation Speed of 3600RPMs granting a Compaction Force of 4200-Pounds (19Kn burst high impact force). With a Max Compaction Depth of 12", with a Heavy Duty Industrial size 20” (508mm) x 15" (381mm) Steel Compacting Plate, includes folding wheels.
• EFFICIENT & MANEUVERABLE - Our Plate Compactors have specially designed shock absorption systems, resulting in minuscule vibration transfer to the single lever direction control providing easy handling, increased operator comfort & reduced fatigue. Great for Outdoor & Concrete projects: lawn/garden, sand, walkways, patios, paver installations or asphalting projects. Great Mobility on surfaces in narrow confined areas. Dimensions: 26" x 18.5" x 22". Storage with the Collapsible Folding Handle.
• SAFETY & PROPER USE - The engine is designed to ensure the operator's safety. Always operate machine according to directions in the user manual, always wear the appropriate ANSI standard hand & eye protection (ENGINE OIL NOT INCLUDED, MUST ADD UPON UN-BOXING). The engine runs on Unleaded 87+ octane Gasoline (10%< less ETHANOL recommended) & a Max capacity of 0.7 gallons. ONLY use this Plate Compactor for approved applications. Our Compactors are EPA Certified/CARB Compliant.

Simple tips for using a concrete vibrator

The purpose of the concrete vibrator is to remove air trapped between the concrete mix and other materials for better strength and durability. Immediately after it is placed, the cement may contain trapped air bubbles, which vary in quantity based on a number of different factors, including slump, placement method, shape size, and amount of reinforcing steel. which is generally used in the range of one to two percent.

Trapped air occurs as a result of the cement paste's inability to seal with the aggregate, causing voids or air bubbles that are not visible to the naked eye. It is not beneficial to concrete and should not be confused with entrapped air, which helps concrete durability in freeze-thaw climates, and is created with an air-incorporating admixture. Trapped air pockets or voids extend throughout the casting and have negative effects on the appearance, strength, and durability of the product.

Fortunately, vibration techniques can be helpful in removing trapped air; however, they must be done correctly and with great attention to detail. The concrete vibrator is easy to use, but it can be more complex depending on the size of the work. Some suggestions on proper vibration are:

• Excessive vibration causes concrete to separate, causing heavy materials, such as aggregates, to sink to the bottom and lighter materials, such as cement paste, to float to the top.
• High-slump mixtures, such as self-lubricating concrete, generally do not require vibration and have a higher risk of segregation if vibrated.
• Contractors should have enough vibration equipment on hand to account for failures during pouring.
• Areas that require the most care and attention include the underside of slabs and around construction joints to prevent leaks. It is particularly important to get to the bottom of the walls to consolidate the wall-to-slab bond, as this is where most leaks occur.

It is important not to use vibrators as a concrete placement tool, as it could create an inconsistent surface. The type of vibrator used must meet the requirements of the concrete and the job site.

The vibration consolidates the concrete in two stages: first it moves the concrete particles and then it removes the trapped air. A good vibration process will ensure that the concrete is finished correctly and has the necessary strength once it reaches its dryness and complete solidification in 28 days.

At Maquinaria Alfo we have more than 45 years of experience with a national presence and part of Central America. We specialize in the sale, rental, maintenance and training of light equipment, such as concrete vibrator , and machinery in the construction, industrial, soil foundation and mining sectors.