Dear friends, Can somebody help to me calculate the production rate per hour and unit rate estimate of excavation in rock (Dolomite) which is to be carried out without explosives.
with Breaker 264.00 with Compactor 169.00 with Swivel Bucket 144.00 320 Hydraulic Excavator or ZX180W Excavator 145.00 with Breaker 279.00 with Compactor 184.00 325CL Hydraulic Excavator 152.00 330BLC Hydraulic Excavator 159.00 Contractor Trucks-----Hourly Rates
Production drill rigs Rotary blasthole drill rigs Surface drill rigs ... Our innovations in breaker technology over the years speak for themselves: Combined Gas/Oil technology, the Solid Body concept, breakers without side bolts, AutoControl, and so on. ... Our concrete and rock breaker ranges for …
it to be removed with a conventional bit. These combined systems could yield a two- to fourfold increase in drilling rates ().A similar system could be used to speed up the advance rate of tunnel boring machines (TBMs; Figure 5.7).Cutting slots in the rock with a novel device weakens the rock and allows conventional cutters to break the rock into larger fragments ().
Then grand total gives the rate of excavation per 10m 3 of soil excavation. Different mechanical equipment have different capacity per day for excavation work. Their coefficient per m 3 or per 10m 3 should be considered for calculation. Read More: Rate Analysis of Civil Works …
A useful tool, a hydraulic breaker is a powerful percussion hammer fitted to an excavator for demolishing concrete structures or rocks. The hydraulic breaker is powered by a hydraulic feed from the excavator, and is also known as a Rock Breaker, Hydraulic Hammer, and a Hoe Ram.
Using a non-explosive product for rock and concrete breaking completely eliminates flyrock, noise, vibration from blasting, human discomfort and structural damage related to air blast overpressure. Compared with conventional concrete and rock breaking methods, Expanding Grout is safe, easy-to-use and cost-effective.
Since 1942, Allied has been your source for the most dependable and productive line of hydraulic breakers and compactor/drivers in the industry. THE experience YOU NEED TO GET THE JOB DONE. Allied offers a complete line of hydraulic breakers featuring the Hy-Ram® and Rammer® series and Ho-Pac® and Skid-Pac® Compactor Drivers.
Rock Edges are located at the bottom of the housing to quickly . position boulders and protect the hammer from wear. Edges are weld-on and replaceable — the foundation for an optional wear package. Top and side buffers — a part of the suspension — improve recoil and protect the machine. Operator-Friendly E series Hammers are silenced.
breaker is expected to break the material down the middle into two piec This is optimum production If the operator has to re-position the breaker towards the edge of the rock and gradually downsize the material, production rate slows down To assess what size of breaker, 24/7 Online; ABB remote-control rock breaking system boosts mining,
A single Rammer 2577 PRO unit has been achieving excavation rates of 250m 3 on the rock fill, whilst two 4099 PRO breakers have been achieving an average daily production rate of 170m 3 of Grade II and III granite. The breakers are mounted on Doosan DX480SC and Doosan DX420 SC excavators respectively, and both are equipped with a tunnel tilting ...
is optimum production. If the operator has to re-position the breaker towards the edge of the rock and gradually downsize the material, the production rate slows down. To assess which breaker will effectively handle this application, the size and hardness of the material must be known.
BTS of rock samples were determined according to ISRM. The BTS tests were conducted on core samples having a diameter of 54 mm. Platens loaded the specimen diametrally with the axes of rotation for specimen and apparatus coincident. The specified loading rate was set as 200 N/s until the failure occurs in 15–30 s.
A drum cutter is an attachment where rotating drums equipped with picks, strategically positioned around the outer diameter, are rotated by a hydraulic motor at several hundred revolutions per minute to cut rock, concrete or frozen ground.
If the operator has to re-position the breaker towards the edge of the rock and gradually downsize the material, production rate slows down. To assess what size of breaker will effectively handle this application, the size and hardness of the material must be known. If a 4 cubic yard piece of hard rock (20,000 psi or greater) needs to be broken ...
Rock Edges are located at the bottom of the housing to quickly . position boulders and protect the hammer from wear. Edges are weld-on and replaceable — the foundation for an optional wear package. Top and side buffers — a part of the suspension — improve recoil and protect the machine. Operator-Friendly E series Hammers are silenced.
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Rock vibrations are strongly dependent on charge weight, rock conditions and the proximity of the measuring equipment relative to the blast in question. Tests in granite shows that Royex may generate vibrations up to 68 mm/second at a distance of 1 meter from the vibration detector, for a load weight of 1 kilogram and 8 cubic meters blasted.
BTI's large-size BXR Series Hydraulic Breaker Attachments are designed for both speed and strength without compromising longevity. The hydraulic breaker's blow energy is maximized in varying rock conditions by using recoil-sensing technology with operator actuated two …
Dec 19, 2016· Fractum breaker model 100V working o an 380 excavator. We can operate this breaker on a smaller excavator - as small as a 30 tonne with …
How to calculate productivity of construction equipment like excavator, dozer, rock breaker, riper.. Answer / vinod k I think 75% efficiency is correct as excavation of soil itself takes time & depends upon the area where excavation is to be done, if the excavation area is mix of soil & rocks then efficiency will be less & No. of cycles/hr will ...
A single Rammer 2577 PRO unit has been achieving excavation rates of 250m 3 on the rock fill, whilst two 4099 PRO breakers have been achieving an average daily production rate of 170m 3 of Grade II and III granite. The breakers are mounted on Doosan DX480SC and Doosan DX420 SC excavators respectively, and both are equipped with a tunnel tilting ...
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The capacity of a hydraulic rock breaker is higher (and the operating cost lower) than a pneumatic rockbreaker. For these reasons, most new installations are hydraulic, despite the higher capital cost. Source: John Kelly; For underground production rates less than 2,000 tpd, it may be economical to size theore underground with rockbreakers only ...