Crushing & Grinding Machines

Multicrete Systems Inc

Two concurrent 440-metre extensions 880 meters total were tunnelled Multicrete® provided materials equipment knowledge and skill to shotcrete the exposed tunnel wall for stability 2138 metric ton 1 cubic meter bags of pre-mixed shotcrete were used...

Mining Product Developments

Mining Products Mining Product Developments Pty Ltd was founded in 1995 and is wholly owned by Frans Pienaar and Mark Howell From mining timber polypropylene bag products to steel products MPD has been at the forefront of stope support development and design...

MPD Mining Products

PoweRite Bags PoweRite bags supplied by Timrite Pty Ltd were designed through a request from the Platinum industry to be able to accurately place a large volume of tailings based grout to support problematic areas The system designed by MPD includes layers that use internal elongates as guides as the layers are filled...

Alphabetical List of Products QUIKRETE Cement and

The QUIKRETE® Companies are the largest manufacturers of packaged concrete in the United States and an innovative leader in the commercial building and home improvement industri...

US20110222970A1

A grout pack is provided comprising a grout bag and a restraining envelope encircling the grout bag The restraining envelope includes multiple elongate tension elements made of a multitude of fibres twisted braided or woven to form confinement tension elements for operatively supporting the grout bag The restraining envelope may include an inner mesh layer positioned on the inside of the...

Analysis of the design and performance characteristics of

During installation the bags are secured to the mine roof and then extended down to the floor The solidified grout material captured by the containment bag provides a full support column between the mine roof and floor without the need for any additional materials providing a significant advantage over most other support designs...

Amazon Quickpoint Mortar Gun Drill Adaptor Home

Because of the length of the drill and the mortar gun as an attachment it doesn t perform in the following environments tight spaces in-between scaffolding transitions working on your knees bending over and ladders or ladder jacks In those restrictive spaces the old grout bag is the proper tool and more flexible...

Pumpable Roof Supports An Evolution in Longwall Roof

cementitious grout which is typically pumped into a flexible bag that is hung from the mine roof to form a supporting column The cementitious material and size of support vary depending on the manufacturer and application but they all share this basic concept History of pumpable supports in coal mining...

Mine Grout 100

Key Features DSI Underground MG100 is a fast setting high performance non shrink cementitious grout powder Manufactured from cement with a special blend of modifiers the resultant thixotrophic grout is well suited as a pumpable grout for use with cable bolts hollow cable bolts gas drainage pipes and consolidation by injection of broken strata...

Cement Cartridges

Non-shrink cementitious anchor grout Uses Cement cartridges were developed to anchor mine and tunnel rock bolts rebar and threadbar and to anchor steel dowels in concreteAdvantag Convenient easy to handle cartridge form Fast curing compared to ordinary cement grouts Controlled setting times...

EUCO ROCK ANCHOR BOLT GROUT

Non-shrink Rock Bolt Grout EUCO ROCK ANCHOR BOLT GROUT is a non-shrink precision grouting material for use with rock anchor bolts in mining tunneling and geotechnical applications EUCO ROCK ANCHOR BOLT GROUT is a portland cement based product that will provide low permeability high early strength and protection from corrosion...

PDF The Effects of Friction on the Performance of A

a conservative approach the interface between the grout bags and mine roof must be enhanced to achieve a higher level of resistance Fig 1 1 Photograph of four sets of concrete pavers used to...

Pipeline Supplies Industrial Pipeline Products Petersen

Warning All pipe plugs must be blocked or anchored adequately against a force equal to the head pressure times the cross-sectional area of the pipe Debris or protrusions in the pipeline can damage a seal or rupture inflatable plugs NEVER use an inflatable plug when its failure could cause injury or catastrophic damage or as the only means of protection for personnel working downstream...

GROUND SUPPORT SOLUTIONS

high-yield grout formulations are mixed with a fixed quantity of water and pumped under pressure into high strength polypropylene bags used for timber pack pre-stressing The grout will generate a minimum strength of 03 MPa in 2 hours and achieve a minimum strength of 4 MPa within 7...

Mining Solutions

approximately 7 000 bags of CBG used for both roof and rib side bolting and approximately 13 000 bags of 80/20 Cementitious grout The products supplied meet the required specifications for the mining industry and have never faltered with zero reported issues arising Providing innovative products and...

Determination of the factors affecting the performance of

gravitated from surface and placed in reinforced geotextile bags at the stope face As these packs cure and become rigid they are able to bear load when compressed by stope closure In this way the packs keep the working areas open To quantify the load-bearing capacity of grout packs a...

Inflatable Shaft Seals Grout Bags Petersen Products

The 22 foot diameter Grout Bag shown was first filled with water and then the water was displaced with concrete to permanently seal off a section of a flooded mine Our Grout Bags have a Kevlar outer cover to help prevent puncture For more information on our inflatable grout bags get in...

SikaGrout® HES

SikaGrout HES is a ready mixed high quality Class C shrinkage compensated grout that sets rapidly with high early strength gain SikaGrout HES is a blend of high alumina cement is based on supplementary cementitious material aggregates and Sika admixtures enabling it to achieve high strengths in short time frame...

GROUT MIXING AND PUMPING SUGGESTIONS Chemgrout

NOTE The suggestions offered herein are intended as an aid to help the operator identify some of the factors that need to be taken into consideration when mixing and pumping cementitious grouts Because a wide variety of materials are available for many different applications it is incumbent upon the operator to become familiar with the...

Grout Sand And Gravel Bags For Offshore

grout sand and gravel bags for offshore - SBM Concrete SBM is one of the biggest manufacturers in Aggregate Processing Machinery for the grout sand and gravel bags for offshore sand gravel quarry mining construction...

MINE SUPPORT GROUT BAGS AND GROUT PACKS

A grout bag assembly 1 is provided comprising an inflatable grout bag 2 26 34 40 having a top 4 42 bottom 6 and generally cylindrical sidewall 8 with an inlet 10 for fluent settable grout materialAn inner bag 14 28 38 is attached to the grout bag such that upon filling of the grout bag the inner bag forms a generally axially extending separate compartment 18 within the...

US8414226B2

A grout bag assembly 1 is provided comprising an inflatable grout bag 2 26 34 40 having a top 4 42 bottom 6 and generally cylindrical sidewall 8 with an inlet 10 for fluent settable grout material An inner bag 14 28 38 is attached to the grout bag such that upon filling of the grout bag the inner bag forms a generally axially extending separate compartment...

TUNNEL GUARD GROUT MINECRETE S3

2318 The completed and stitched Tunnel Guard kits will be loaded in to a bulk bag 50x25kg bags per bulk bag The bulk bags will also be marked with the batch number the weight and quantity of bags Each bulk bag will be placed on a 15-ton scale and the weights will be logged onto Daily Bulk Bag Control and Record Checklist D...

Dexpan Expansive Demolition Grout 11 lb bucket for Rock

Rock Splitting Concrete Breaking and Stone Mining has never been easier with Dexpan Non-Explosive Expansive Demolition Grout 11 lb bucket for sale discounts...

Mine support grout bags and grout packs by Skarbovig Nils

WO 2009/053797 PCT/IB2008/002554 1 MINE SUPPORT GROUT BAGS AND GROUT PACKS 5 FIELD OF THE INVENTION This invention relates to a grout bag and grout pack of the type used as a hanging wall support in underground mining operations in order to support the roof or hanging wall relative to the footwall...

KING Shotcrete Tunneling Mining

KING Shotcrete Tunneling Mining STM includes pre-packaged shotcrete material as well as mixing and placement equipment intended for mining tunneling concrete construction and concrete rehabilitation projects KING Shotcrete Tunneling Mining supports your complete shotcrete operation KING is also a distributor of mixing and pumping equipment designed for a variety of grouting...

The Effects of Friction on the Performance of A Concrete

Prior to the seal failure accidents a solid-block wall with pressurized grout bags at the wall/ribs and wall/roof interfaces was a popular design which met the 1379 kPa 20 psi requirement After implementation of the new 3447 kPa 50 psi or 8274 kPa 120 psi design regulations depending on whether the atmosphere is kept inert inby the...

How to Grout With a Grout Bag and Jointer Blogs for Best

Jun 05 2019 0183 32 The grout should come out when squeezed but not be so runny that it drips out on its own Step 2 Hold the grout bag with one hand in the middle and one hand at the end where it is twisted Put the tip of the bag in the space between the bricks at a 45 degree angle Twist the end of the bag and squeeze as you move the tip along the gap...

MINING BAGS

mining bags Mine Support Grout Packs Dynamic Technical Textiles manufactures a comprehensive range of reinforced grout pack casings for use in underground mine support These state of the art support packs are designed and manufactured from specifically designed high strength synthetic yarns and geosynthetic fabrics which allow for the...

Help needed useing grout bag

Feb 20 2009 0183 32 I haven t done this on a wall but when putting grout down on a tile floor I saved some money and a trip to the HW store by using a zip-lock plastic bag 1 gallon size for a grout bag Mix the grout scoop some into the bag zip it closed cut off a corner squeeze If the grout comes out too slow cut the corner a little bigger...

KING Construction Products

KING Construction Products include pre-packaged concrete grout and repair mortar for mining tunneling and concrete rehabilitation projects KING is a leading supplier of pre-packaged pre-blended cementitious products to North American and international construction and mining markets...

Anatomy of Grouting Mine Voids

an angle downward to mine level see Figure 1 This angle is called the influence angle In addition to the size of angle used whether it is a shallow or deep mine the methodology specified to stabilize the underground mine can vary The most conservative approach is to essentially grout...