Blog
Keep up with Harlsan’s news, product releases & how to get the most out of your gear.
Why Blow Down Systems Matter in RC Drilling – And Why Harlsan’s FLOTEC Leads the Industry
In RC drilling, keeping your drill string clear and your rig running is the name of the game. When blockages occur - and they do - every minute spent troubleshooting adds to your downtime, costs, and frustration. The solution? A blow down system that works every...
Harlsan is manufacturing in Perth – Shipping Globally
November 2021 marked one year since Harlsan started manufacturing in Perth. Managing two busy workshops 600km apart is no mean feat, but our robust systems and processes ensure a clear interface between Perth and Kalgoorlie. In its first 12 months of operation, the...
Harlsan welcomes new management
But they’re by no means new faces. If you've done business with Harlsan during the last 15 years, then you would have dealt with Matt Bevan. Matt started his journey with Harlsan as a Trades Assistant before moving into purchasing, drafting, despatch and internal...
Harlsan future-proofed the business.
At present the mining industry is booming and many companies can’t find staff to fill roles that were often filled by overseas candidates. Harlsan had the foresight ten years ago to start training apprentices in conjunction with Kalgoorlie’s Central...
How to buy better drill rods
Three ways to buy better drill rods. The drill rods used on an RC drill rig are one of the more significant costs incurred when fitting out a new rig or re-equipping an existing one. The value of that significant investment can be maximised by taking advantage of the...
Harlsan is manufacturing in Perth.
With the increasing demand for drilling consumables globally, Harlsan has recently commenced manufacturing in Perth. The facility is in Osborne Park and is 4000 square metres in size and is expected to be fully operational by mid-year. This is part of the...
Harlsan was proud to sponsor the WA Mining Club
Harlsan was proud to sponsor the WA Mining Clubs, 2021 President’s Cup Golf Day which was held on the 12th March 2021 at the beautiful Joondalup Country Club in Perth. It was attended by over 240 players which was the largest Presidents Cup that has ever been...
Benefit of purchasing drilling equipment from manufacturers in Australia?
When you are looking to purchase drilling equipment for your business often it is better to purchase products that are designed and manufactured in Australia, as many of the businesses have had years of drilling industry experience in some of the harshest climates on...
Look for quality when purchasing a new RC drill-string
Look for quality and experience when purchasing a new RC drill string There is no substitute for quality and experience in RC drilling consumables. Choosing a supplier with extensive industry knowledge and a proven track record will save you time and money....
Reverse circulation drilling turned around a gold mine
How underground RC drilling turned around a Gold Mine Using underground reverse circulation (RC) drilling at underground operations is a relatively new technique in the mining industry In Australia, diamond drilling is synonymous with underground (UG) mining. This...
How to use a spiral stabilizer sub to keep RC drill holes on target
How to us a spiral stabilizer sub. The drilling industry is always looking for improvements in tools and techniques for quality, efficiency, and cost improvements. Problems with hole deviation arise from time to time but can be contained and eliminated with the right...
How to prevent reverse circulation inner tube wear
One of the common problems associated with Reverse Circulation Inner Tubes was the premature wear and grooving caused by the traditional O-ring sealing system. Inner Tubes with O-rings were also prone to bouncing and spinning that further reduced the overall life of...
Deviation when drilling deep RC holes
Back in 2011, Harley Hollier at Harlsan was approached by a customer regarding a problem they had drilling 360m deep Reverse Circulation holes. Some of the holes had deviated more than 5 degrees off the intended azimuth when measured at the bottom of the hole. As the...
What is Reverse Circulation Drilling?
Reverse circulation drilling, or RC drilling, is a form of percussion drilling that uses compressed air to flush material cuttings out of the drill hole in a safe and efficient manner. Thanks to the benefits enjoyed by this method, it’s become a popular technique in...
What Is Air Core Drilling?
What Is Air Core Drilling? An introduction to the benefits of Air Core drilling What is air core drilling? Air core drilling uses three-bladed steel or tungsten drill bits to bore holes into unconsolidated ground and is used when safe and clean removal of sample...
What is Reverse Circulation Drilling Programs ?
Reverse Circulation Drilling Programs How reverse circulation drilling is effectively used in exploration drilling programs. Reverse Circulation is used in drilling programs for initial exploration and also for resource definition. There are two types of RC drilling....
Harlsan deflector box wear bend design, boosts safety and durability and reduces maintenance.
Harlsan deflector box wear bend design boosts safety and durability. Don’t have time to read the full article? Here’s a summary of benefits of the new Harlsan Wear Bend: Maintenance intervals up to 5 x longer: The stronger inner core significantly reduces the number...
Drilling Program – Grade Control
Drilling Program - Grade Control Reverse Circulation is the most commonly used drilling method for grade control in open pit mining operations. Grade control is used to define the ore grades and ore blocks in the pit and also provide knowledge for mine planning and...
Drilling Program – Exploration
Drilling Program - Exploration Reverse Circulation is used in drilling programs for initial exploration & also for resource definition. There are two types of RC drilling. One is RC with hammer, used in medium and hard rock that can reach depths up to 800m. Rods...
Now using robot welding technology
The Harlsan Industries 4½” drill rod weld has been independently certified to the highly regarded AS1210 - 2010 Class 1 pressure vessel rating by certifying body Exceed Consulting. The Harlsan Industries 4½” drill rod weld has been independently certified to the...
Reverse Circulation Drill Pipe Weights
Reverse Circulation Drill Pipe Size & Weights Need to work out the weight of your drill rod or drill string? Use our tools. When it comes to dealing with Harlsan, and our products, we always strive to make it as easy as possible for you. In recent months we’ve...
Why You Should Use 316 Stainless Steel Rods and Steer Clear of 304
304 vs 316 Stainless Steel The Difference Between 316 Stainless Steel Rods and 304. Did you know that if your RC drill rig is currently equipped with 304 stainless steel drill rods there’s a good chance your client’s hole survey is going to produce false data and that...
How to use air core bits
The efficiency of an air core drilling program in certain ground strata can be improved with the right equipment and people. In some instances the drilling can be carried out with a faster drilling rate by using an air core bit. The alternate is resorting to more...
Are urethane seals better compared to o-rings?
Urethane seals in comparison to o-rings? Hard wearing urethane seals give significant production benefits & cost savings over the O-Ring system in RC drill strings and are fast becoming the standard for RC Drilling. Urethane seals in drill string applications...
Effectively Using Air Core Bits When Cutting Through Hard Strata Bands
Air Core Bits and Hard Bands of Strata The efficiency of an air core drilling program in certain ground strata can be improved with the right equipment and people. The efficiency of an air core drilling program in certain ground strata can be improved with the right...
Harlsan’s Guide to RC Drilling
Basics of Reverse Circulation (RC) Drilling – What is RC Drilling? Reverse Circulation, or RC, drilling uses drill rods with inner and outer tubes & is sometimes referred to as Dual wall or Dual Tube Drilling. Reverse circulation is achieved by blowing air down the...
Harlsan Makes Purchasing Easy
Harlsan Makes Purchasing RC Gear Easy We will raise the standard in what you can expect from a supplier. You want a supplier who gets it right, who can give help and advice on product selection if you want it, who makes reordering simple, quick and easy. You’ve been...
Purchasing for Remote Sites
Why Purchasing for Remote Sites Is Easy The right gear, to the right place, on time. By nature nearly all RC Drilling is done in remote sites. No matter where you are drilling nothing is more critical than keeping your rig running and to do that you need a supplier...
How Harlsan Keeps Your Rig Going
RC Drilling Equipment from Harlsan Laser focus on keeping customer's drilling. Have you had a driller or friend recommend Harlsan’s as a great supplier of reverse circulation drilling rods and equipment? We all know that trusted recommendations are valuable advice so...
Keep Up With Harlsan Product News & Innovation