The rock crusher mounts on a metal frame and is powered by a 2 hp electric motor. The motor chain-drives a shaft that in turn drives a belt that loops around the rock-crushing drum, causing it to rotate at about 60 rpm's. The drum consists of a 1-ft. length of 21-in. dia. steel pipe, with both ends welded shut with 3/8-in. thick steel plate.

Dec 12, 2011 · First winter project is done works really well It's made with a 2'' monel tail shaft out of an old salmon troller not in the pics is the screw on T handle I'll get a vid of it in action posted soon

He bought the used rock crushing equipment from a company that normally sells to rock quarries. It consists of two large jaws made from solid cast steel mounted on an offset camshaft that's belt-driven by a big 3-ft. dia. pulley-flywheel.

Drive the cemented rod pipe into the 4-inch-diameter base pipe. The cemented pipe can be used as a piston to pump up and down to crush rocks and stones. Lift the iron board and tip it over to remove the gravel inside the 12-inch pipe when you have reached the desired rock consistency.

The basic concept of rock breaking is making big rock pieces into little ones. Popular hand crushing systems include the hand stamp type crusher. Usually these are fully hand operated like mortar and pestle systems, but more elaborate spring type designs can also be made.

Product Description. Jaw crushers are the work horse of the crushing industry for mining, construction, and demolition recycling. Mt. Baker Mining and Metals' jaw crushers are industrial grade, continuous duty machines. They take large pieces of rock, ore, concrete, or other materials, and crush them down to .

Cobra Crusher - Portable Rock Crusher. The crusher in the videos is the first model. The latest and greatest model shipping now has a straight feed tube. This makes it easier to feed rocks into it and much easier to pour out the pulverized material. Don't be fooled by assays that count gold in sulfide ore that cannot be easily separated.

SEPPI M. stone crushers and forestry tillers for PTO tractors are for applications: renewal of cultivated fields, land reclamation, clearing of forests after harvest, crushing stones, creation and maintenance of forest roads, stabilizing soil for road construction, rubble removal at construction sites and more.

Rock crushers come in many shapes and sizes, from the strictly hand-held to the complex industrial sizes, which can crush tons of rock and ore in one day. Making your own rock crusher invariably ...

Apr 04, 2013 · Rock Crusher $36 bucks Homemade and tearing it up! So after a ton of rock crushing with a pos-thammer and heavy prybar, i decided to do the Google Patents and look at rock crushers, I also looked at buying a 800$ rock crusher.

Portable rock crusher - great for sampling gold bearing and other rocks in the field! Portable -- weighs only about 10 pounds. 1 year manufacturer's warranty. Grinding chamber: 7.5 inches x 3.5" wide x 9" tall including feed tube. This latest model of the Cobra Crusher has a straight feed tube.

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Homemade rock crusher intended to facilitate the process of pulverizing gold-bearing ore. Fabricated from steel pipe, steel plate, and solid steel bar.

The basic concept of rock breaking is making big rock pieces into little ones. Popular hand crushing systems include the hand stamp type crusher. Usually these are fully hand operated like mortar and pestle systems, but more elaborate spring type designs can also be made.

Alibaba offers 281 homemade rock crusher products. About 55% of these are crusher, 1% are mine mill. A wide variety of homemade rock crusher options are available to you, such as jaw crusher, cone crusher, and hammer crusher.

When a rock has values in it, it's then called ore. In order to liberate the minerals, it needs to be crushed down. In days of yore, a stamp mill was the primary form of crushing rock, but in the modern world, there are jaw crushers, impact mills and gyrator crushers, as well as ball mills.

Nov 02, 2008 · On the crusher shaft is a directional (-100% to +) shockload, theoretical prescription is a minimum of 3 for this type of load, so i will use a safety margin of 5 to be sure that weakenings like for example, the keyways milled into the shaft, wont bite me in the @rse.

May 13, 2013 · How to Build a Rock Crusher . just start collecting some scrap steel and build your self a small jaw crusher . small rock crusher homemade. Plan, . gold rock crusher homemade – Gold Ore Crusher . just start collecting some scrap steel and build your self a small . homemade rock crusher plans – Crusher South Africa. homemade rock ...

Crushers are an important part of many industrial and materials processing projects. They allow for the crushing of rocks into gravel, smaller rocks, or even miniscule dust. Equipment Trader's website allows users to quickly search for the best models near to their zip code from the brands and dealers that they have come to trust.

Jul 29, 2010 · no plans but you can make one from a large diameter pipe. have the caps on the ends to be bolted onto it for access and have a 1 inch diameter steel shaft go though it mounted on pillow block bearings. install a pully on one side that goes to either a gas engine or electric motor.

Grinding chamber: 7.5 inches x 3.5" wide x 9" tall including feed tube. This latest model of the Cobra Crusher has a straight feed tube. This makes it easier to feed rocks into it and much easier to pour out the pulverized material. All steel construction with chain hammers. Cobra portable rock crusher will quickly grind your samples down to powder!

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