• +86-21-58386256
  • No.416 Jianye Road, South Jinqiao Area, Pudong, Shanghai, China

types of drilling and blasrting ewuipments

Drilling and Blasting Services - Commercial & Residential ...

Maine Drilling & Blasting is a leading provider of drilling, blasting and related specialty services in the Northeast and Mid Atlantic US. Drilling and Blasting Services - Commercial & Residential Construction

Chapter 8 BLAST DESIGN - National Park Service

may represent as much as 80 percent of the total drilling and blasting costs, mainly because of utilization of the lower cost explosive. By contrast, in the northeastern United States, hard rock formations exist in a relatively wet environment, where the explosives costs can be as much as 70 percent of the total drilling and blasting expense.

A & A Drilling and Blasting Inc

A&A Drilling and Blasting, Inc.'s personnel are highly trained in drilling techniques and in the handling and use of explosives. They are hired based on their experience, skill, and ability to complete the most challenging of jobs.

drilling and blasting equipments, drilling and blasting ...

Alibaba.com offers 21,202 drilling and blasting equipments products. About 0% of these are Gym Equipment. A wide variety of drilling and blasting equipments options are available to you, such as feature, type, and material.

Drill and Blast Method - railsystem

Drilling and Blasting Method Sequences. 1- Drilling. Before the blasting takes place, the drilling rig bores the drill holes – determined in advance in a blasting plan – in the foremst front wall of the tunnel (working face). The more solid the rock, the more explosives are required. A jumbo is …

Rock Drilling and Blasting Professionals - McCallum Rock ...

Equipment and Drill Sales Authorized Dealer and Parts Supplier. McCallum Rock Drilling is your authorized Rock Drills and parts dealer for the Pacific Northwest. We offer new and used drills as well as drill parts. Call us at (800) 748-7260 for parts or equipment inquiries. View our current inventory of equipment here >

Whayne Walker | Drilling, Blasting & Ripping Equipment ...

Many Different Types of Drilling, Blasting and Ripping Machines for Sale. Our quarry and aggregate equipment inventory includes: Rotary drills: rotary and rotary blasthole drills offer an impressive maximum bit load range of well over 160,000 lbs., enabling them to handle your most challenging hard or soft rock drilling jobs. You can also select a drill that can provide a hole ...

What are the different types of blasting? - Quora

Jun 05, 2016· Blasting can be used to remove surface coating off different objects, used to polish surfaces, or provide a certain surface finish. You can have sand blasting, which usually uses small grains of garnet as an abrasive to remove a coating or polish ...

Drilling equipments - slideshare.net

Apr 27, 2016· Drilling equipments 1. Drilling equipment and methods are used by the construction and mining industries to drill holes in both rock and earth. Purposes for which drilling are performed, vary a great deal from general to highly specialized applications.

California Drilling and Blasting

California Drilling & Blasting Co., Inc. specializes in controlled blasting operations of all types, including subdivisions, rock quarries, highways, pipelines, demolition and offshore projects. We are committed to safe and legal operations, enforcing the guidelines required by city, county, state and federal agencies including OSHA and MSHA.

Rock Drilling Contractor | G3 Drilling & Blasting | United ...

Rock Drilling Contractor, Construction, Heavy Equipment, Blasting. G3 Drilling & Blasting, Inc. is confident in our ability to complete each project while making customer satisfaction and safety our …

Suppliers / Drilling and Blasting - Mining Technology

M. Mammoth Drill Tools, Blasthole Drilling Tools for the Mining Industry MAXAM, Explosives and Blasting Solutions for Mining, Quarrying and Construction Applications Mincon, State-of-the-Art Rock Drills Including DTH Hammers and Bits Mine Master Ltd, Drilling and Bolting Equipment for Underground Mining MINTECH, High-Quality Blasting Equipment for the Mining Industry

Blaster's Training Modules - Module 4 - Blasthole Drilling

• Type of explosives and explosive products to be used, • Fragmentation size requirements matched with removal equipment bucket capacities, and • Operating and ownership costs. How is hole diameter determined? Hole diameters are matched to blasting bench heights. In …

Construction Plant and Equipment - WikiEducator

18.1.9 DRILLING EQUIPMENT AND BLASTING EQUIPMENT THEORY 18.1.9T0 Specific Objectives By the end of the sub-module unit the trainee should be able to: a) describe the process of blasting b) select suitable drilling equipment for a specific task c) observe safety precautions

Drilling and blasting powerpoint 2003 - SlideShare

Apr 21, 2012· QUESTIONS1) List various types of drills & explain any two.2) What are precautions should be taken while transporting & handling of explosive?3) Write short note on fuses.4) Define and state the relationship between drill and drill bits.5) Explain procedure of drilling and blasting.

Drilling - Wikipedia

Deep hole drilling is defined as drilling a hole of depth greater than ten times the diameter of the hole. These types of holes require special equipment to maintain the straightness and tolerances. Other considerations are roundness and surface finish.

McCaw North Drilling & Blasting Ltd. - Controlled Blasting ...

McCaw North Drilling & Blasting Ltd. operates on the belief that safety is the number one priority when providing our services – to protect the health and safety of our workers, customers, public and environment. We are a registered BIP company that promotes transparency and accountability in all business manners.

New to Mining? Here are the Most Common Types of Mining ...

Dec 21, 2015· The most common types of mining equipment vary depending whether the work is being carried out above or below ground or mining for gold, metals, coal or crude oil. From drilling machines to excavators, crushing and grinding equipment – the mining …

H BLASTING IN SURFACE EXCAVATION - Mining and …

produced from primary blasting, which cannot be adequately handled by the standard loading and crushing equipment used in an operation. Its size varies from one operation to another, depending on the type of loading, conveying and crushing equipment in use. In surface mining or quarrying, oversize boulders cause delays in loading operations.

PROCEDURES FOR BLASTING - NYSDOT Home

in blasting safety and blasting techniques, and are available to provide assistance during all phases of the blasting operations. Prior to blasting the Contractor shall submit a written blast plan to the Engineer for conditional approval. The Engineer will forward the blast plan to the

Blasting | ontariocolleges.ca

In blasting techniques programs, students apply scientific and mathematical theory to different types of blasting methods and explosive equipment. Techniques in blast hole drilling, blast design, accident prevention and environmental protection are also part of the curriculum. In programs that focus on both drilling and blasting, students learn ...