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Home / News / Products News / Excavator Compactor / Excavator Turned Compactor: A Quick Q&A About Hydraulic Compactor Attachments with RAY

Excavator Turned Compactor: A Quick Q&A About Hydraulic Compactor Attachments with RAY

Views: 9     Author: Site Editor     Publish Time: 2022-11-23      Origin: Site

Hydraulic compactors are certainly considered one among many attachments which can flip a compact excavator right into a effective multi-device on the process site. For perception on hydraulic compactors — from perfect packages to choice pointers to renovation recommendations — we sat down with Rich Elliott, product supervisor of hydraulic attachments at RAY.


What are hydraulic compactors used for?


How do these implements work?


What are the advantages of using a hydraulic compactor attachment?


What are common sizes for compaction plates for smaller excavators, and how do you properly size the attachment for a job?


What are the major options when selecting a unit?


What operational insights can you share?


At RAY, we define the subsequent operational procedure for compacting:


When using some thing into the floor, the RAY manuals state:


What maintenance recommendations do you have?


How plate compactors work?


What is Hydraulic place compactors?

What are hydraulic compactors used for?

Compactor attachments are designed for correctly compacting soil in trenching, floor leveling, embankment construction, riding in and pulling out posts, sheet piling and other shape works. Good examples are pipeline again fills and street or railway slopes. They’re best machines for packages wherein the assignment is to compact soil on slopes or in limited locations wherein self-transferring plates or rollers can't operate.

How do these implements work?

The hydraulic compactor includes 4 predominant components. The backside plate is manufactured from wear-resistant steel, and the eccentric detail bolted onto it offers it a vibration force. The eccentric detail is circled via way of means of a hydraulic motor that calls for strain and go back strains from the carrier, and every now and then a case drain line from the motor to the tank, relying at the hydraulic machine of the carrier. This vibrating decrease component is installed on a pinnacle body with rubber pad isolators. On pinnacle of the body may be a hydraulic rotation motor or unfastened rotating plate wherein the adapter plate is installed, or every now and then it's far bolted without delay to the body. Some compactor attachments can arise and jogging speedy without a unique set up required at the excavator. Standard adapter plates and attachment brackets can simplify attachment to the compactor.

What are the advantages of using a hydraulic compactor attachment?

Machine-pushed soil compactors paintings fast and economically and are smooth to operate. They provide higher compaction overall performance and productiveness than walk-at the back of units. Compactor attachments also are quieter and more secure than their walk-at the back of counterparts. A compactor attachment creates little noise and gives delivered protection benefits, in particular while utilized in trenches, due to the fact there’s now not any want for a person to face without delay withinside the workspace. In addition, each the operator and the encircling surroundings continue to be unaffected through the vibrations of the running equipment. That maximizes operator consolation and eliminates regulations at the length of use in keeping with running shift.

What are common sizes for compaction plates for smaller excavators, and how do you properly size the attachment for a job?

Compactors for smaller excavators are available a number of sizes. As an example, the RAY lineup of hydraulic compactors consists of 3 alternatives for excavators under sixteen metric tons :

• RHC 02 for companies in the 1 to three ton system class

• RHC 04 for companies in the 4 to 10 ton system class

• RHC 06 for companies in the 11 to 16 ton system class

The version must be decided on consistent with the service length and standard waft ability of the auxiliary circuit. Choose the compactor that fits the service length, now no longer one this is too small or too large. In trenching applications, we advocate selecting a compactor and plate width that meet the contractor’s not unusualplace want. Contractors must additionally recall the more than one methods this attachment can be utilized in compaction and extraction. Many compactors want to be changed earlier to apply for extraction or the isolators can be stretched and destroyed. Our compactors provide an axle bolt that must be mounted while the use of the compactor for extraction. These axle bolts will save you the isolators from getting damaged.

What are the major options when selecting a unit?

A continuous rotation device that is available on some compactors makes it easier to position the compactor. Even areas of the terrain that are hard to access can be reached more easily, enhancing the productivity of the compactor. Backfill blades can make the attachment even easier to use. These blades assist with pulling material back into the trench or area that will need to be compacted. They can also be used to level off the path so that work can progress smoothly and protect against any material being thrown up. An integrated flow rate and pressure control valve can help ensure safety, because it prevents hydraulic overloading of the compactor. This is an added bonus when it comes to safety and saving time, especially when using the compactor with different carrier machines. Finally, consider models with offset housing that better distributes force across the plate, which means less stress and wear on the attachment during operation.

What operational insights can you share?

Operators ought to observe all the commands withinside the protection and operation manuals for his or her particular manufacturer’s compactor. Water and air are pressed out of the cloth to be compacted at some point of the compaction action. The diploma to which a fabric may be compacted specially relies upon on the subsequent characteristics:

· Form and size

· Water content

· Depth of the layer to be compacted (the compaction end result may be expanded if the layer peak is less)

At RAY, we define the subsequent operational procedure for compacting:

· Place the hydraulic compactor at the floor.

· Make positive that the complete tamper plate makes touch with the floor.

· Switch at the hydraulic compactor.

· Exert mild stress at the hydraulic compactor and pass it slowly alongside a immediately line.

· The floor/soil is compacted with the aid of using the frequency of the tamper plate. Exerting immoderate stress with the provider does now no longer enhance the running end result.

· Switch off the hydraulic compactor, raise it and placed it lower back at the floor somewhere else to compact the following segment.

· Try the compactor on a quick take a look at distance to decide the proper layer intensity and to discover how lengthy the hydraulic compactor has to paintings on any unmarried factor to attain the compaction required.

· If necessary, recompact a segment which you have already labored on.

When using some thing into the floor, the RAY manuals state:

· Check that the tamper plate makes touch with any sheeting or publish that must be pushed into the floor.

· Switch at the hydraulic compactor.

· Exert mild stress at the hydraulic compactor and feature it effect the sheeting or publish more than one times.

· Switch off the hydraulic compactor, raise it and placed it lower back at the floor somewhere else.

What maintenance recommendations do you have?

Work interruptions can arise because of guide or inadequate lubrication. A non-stop lubrication machine could make a compactor genuinely upkeep-free. For structures with non-stop lubrication, we advocate every year oil modifications and making sure right oil degrees previous to every operation. Use of the right oil reduces the threat of scoring and abrasion, gives dependable safety in opposition to put on and corrosion and gives excessive oxidation stability. This outcomes in decreased upkeep value and optimized gadget lifetime. The major provider factor we emphasize for all hydraulic attachments is to make sure that the carrier’s auxiliary circuit is about inside the running parameters and necessities of the attachment.

A plate compactor is used to compress some types of soil and gravel for construction projects that require a stable subsurface.

Plate compactors come in many different designs with different accessories, though the major features are stable. The core of the machine is a heavy, flat plate that rests on the ground when the machine is off. The plate is driven or vibrated up and down with either gasoline or diesel engines.

How plate compactors work?

As a plate compactor runs, the heavy plate on the bottom of the machine moves up and down quickly. The combination of rapid impacts, plate weight and impact forces the soil underneath to compact or pack together more tightly. Plate compactors are at their best when they are used on granular soil types, such as those that have higher sand or gravel content. In some cases, it is beneficial to add some moisture to the soil prior to using the plate compactor. Two to four passes over the soil is generally sufficient to achieve proper compaction, but the compactor manufacturer or rental establishment should be able to provide some guidance on a case-by-case basis.

Plate compactors can be used to compact sub base and asphalt on driveways, parking lots and repair jobs. They are useful in confined areas where a larger roller may not be able reach. When it comes to selecting the right plate compactor, contractors have a few options to consider.

There are three main categories of plate compactors: a single-plate compactor, a reversible plate compactor, and a high performance/heavy-duty plate compactor. Which one a contractor chooses depends on the size and type of job he or she is doing.

Single-plate compactors go in a forward direction only, and are probably the most popular choice for smaller asphalt jobs. Reversible plates can go in both forward and reverse, and some also operate in a hover mode. Reversible and high performance/heavy-duty plate compactors are often used for sub base or deeper depth compaction.

What is Hydraulic place compactors?

Plate compactors are often used as attachments on an excavator or backhoe, replacing the bucket at the end of the stick. Excavator plate compactors can work productively virtually anywhere an excavator or backhoe boom can reach: in trenches, over and around pipe, or to the top of piling and sheet pile. It can work next to foundations, around obstructions, and even on steep slopes or rough terrain where conventional rollers and other machines either can't work or would be hazardous to try. In fact, excavator compactors can keep workers a full boom's length from the compaction or driving action, ensuring workers are away from the danger of cave-ins or equipment contact.

These two operating advantages are absolutely required by today's contractors and budget-conscious municipalities.  Utilizing your carrier's hydraulic system, you save on fuel in addition to the need for other costly machines and equipment.  This can be accomplished by using your excavator plate compactor for:

• Compacting or driving anywhere a boom can go, and often where a man cannot.

• Aggregate and soil compaction

• Trench compaction, as deep as a bucket can dig

• Steep slope compaction

• Soil stabilization

• Waste compaction at waste transfer stations, etc.

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