Quan ZHANG | Associate Professor | Doctor of Engineering
Consequently, an instantaneous expander with a single crack surface (IESCS), which is a novel non-explosive directional rock-breaking technique, has been developed.
Safe and Efficient Rock-Breaking Strategies for Excavators
Hydraulic breakers, for instance, are a popular choice due to their powerful impact and versatility. These tools are designed to break through rock and concrete with …
Hydraulic Tube Expander | NAVAC
Effortless and Durable Introducing the next-generation NAVAC NTE11H2 hydraulic tube expander. Featuring a vacuum-sealed hydraulic system that eliminates the need for oil changes, our proprietary hydraulic oil system design reduces the physical effort required, making operations smoother than ever. The Quick Connect head can be attached or ...
Chemical Rock Breaking, Cracking, Boulder Buster
Use the tip of hydraulic breaker to tap the rock, it is all broken as expected. Save Money! Save Time! Chemical Rock Breaking, Cracking, and Splitting. Boulder Buster. Dexpan …
Expansive Rock Breaking Non-Explosive Demolition Agent
Expanding Grout is a non-explosive demolition agent used for breaking rock and concrete. Also known as Expansive Demolition Grout, it is designed to provide job sites …
Experience the Power of a Hydraulic Exhaust Pipe Expander
The VEVOR Hydraulic Exhaust Pipe Expander is the perfect tool for expanding pipes with ease and convenience. It utilizes a 10-ton air hydraulic foot pump with a 6-foot high-pressure hose, allowing you to expand your lines quickly and effortlessly. Its wide expanding range of 1 5/8" – 4 1/4" includes mild steel and aluminum alloy collets ...
Hydraulic Rock Drill & Splitter
Integrated hydraulic rock drill and splitter is an advanced non-blasting rock-breaking equipment that can break very hard rocks. The rock drill and splitter are perfectly combined with the excavator, and the …
The mechanism of microwave rock breaking and its …
The rock-breaking schematic diagram was adjusted to show the rock-breaking characteristics of the microwave combined drilling rig more clearly, as shown in Fig. 22, thereby considering the layout of the core barrel and the rock damaged area in front of microwave irradiation. From the perspective of the equipment development, the …
Instantaneous expansion with a single fracture: A new directional rock
1. Introduction. In mining and geotechnical engineering, splitting rock masses serves two main purposes. One is to form a fracture network 1, 2 for exploitation of unconventional gases (coalbed methane, shale gas, tight gas, and gas hydrate) 3, 4, 5 and geothermal energy. 6, 7 The other is to produce a single crack in a particular direction …
Experimental Investigation of the Fracture Performance of Hard Rock
2.2 Hydraulic Splitter. The hydraulic splitter is developed considering the low tensile strength of the rock and the wedge principle. The splitter includes the hydraulic oil inlet and outlet, reversing valve, middle wedge, and reverse wedge, as shown in Fig. 2.During the operation, the middle wedge connected to the piston rod is driven by the …
Hydraulic Rock Splitter
Introducing the HRD Rock Splitter, the most powerful product in the world for breaking rocks and concrete structures. With the HRD Rock Splitter, you can achieve quick and …
A Novel Predictable Rock Breaker Using Intelligent Hydraulic …
In this paper, a hydraulic breaker system is suggested with optimized impact forces and with active control to improve the system's energy efficiency. While …
Expansive Demolition Grout 11 Lb. Bucket for Rock Breaking, …
Dexpan Expansive Demolition Grout 11 Lb. Bucket for Rock Breaking, Concrete Cutting, Excavating. Alternative to Demolition Jack Hammer …
Rilon
PRODUCTS. Rilon has been focusing on the development and innovation of non-explosive rock-breaking equipment and is an expert in the field of non-explosive blasting rock-breaking technology. Our main products are piston rock splitters, CO2 rock-breaking systems, Integrated hydraulic rock drill and splitters, large rock splitters, hand-held ...
Hydraulic Breaker Owner s Manual
The design of the RBI Hydraulic Breakers produces stable high-speed percussion, and exceptional value and durability for all construction, demolition, and rock breaking requirements. RBI Hydraulic Breakers use sophisticated technology to produce a simple design. With only two internal moving parts, this line of
Hydraulic Breakers for Excavators | Jack Hammers | Epiroc US
Our Heavy Breakers are highly adapted for primary blast-free rock excavation and secondary rock breaking on construction sites and in quarries, surface and …
Rock Breaking Demolition
Rock Breaking Demolition - Concrete Crusher, Explosive Blasting, Pile Capping, Handheld Concrete & Brick Crusher, General Demolition. Skip to content. 011 762 3567; 082 784 9869; [email protected]; Home; About us; ... Hydraulic Rock & Concrete Splitter.
(PDF) Rock breaking methods to replace blasting
Sensitive blasting technology, commonly known as non-explosive (nonex) rock-breaking methods, are starting to gain attention in hardrock ore mining (Pickering and Young, 2017; Zhou et al., 2018). ...
Numerical simulation of hydraulic fracture deflection influenced by
Directional hydraulic fracturing (DHF) has been used in conductivity improvement of oil, gas and geothermal energy reservoirs and hard rock roof breaking in coal mines. Although the new DHF method that integrates fracturing borehole and slotted directional borehole (SDB) has been recently introduced, the mechanism and …
Indeco North America's Hydraulic Breakers
Indeco North America, a leader in the design and manufacture of hydraulic breaker attachments for excavators and skid steers, is at the forefront of innovation in this sector. Their Hydraulic Breakers – Rock Breakers are not just tools; they are game-changers in the way professionals break through rock, concrete, and other hard materials.
What is Expando?
Cracking agent for rock & concrete breaking solution. EXPANDO is an expansive mortar chemical that cracks rocks and concrete, without using explosives.It is a concrete cutting, granite breaking and general …
Hydraulic Breakers, Rock Breakers, Hydraulic Breaker Service
Our hydraulic breaker offering is the most comprehensive on the market. Whether you are working with demolition, recycling, mining, construction, or quarrying – we have the rock breaker giving you the highest productivity, achieving low operating costs, keeping productivity high. Every hydraulic breaker is backed by 's support and ...
Types of Rock-breaking Tools
1. Hydraulic Hammers. Hydraulic hammers, also known as rock breakers or hydraulic breakers, are robust and powerful tools designed to crush and break rock. They operate using hydraulic power from a carrier machine, such as an excavator or skid-steer loader. Hydraulic hammers are highly effective for primary rock breaking, …
Dexpan 11 lb. Bucket Type 2 (50F-77F) Expansive Demolition …
An alternative to blasting, hydraulic breakers and jackhammers, which is safer and efficient, works without noise, vibration or dust by providing silent expansive cracking; Non-toxic material, SDS (safety data sheet) is available upon request; 3 types of Dexpan, this is type 2 (for rock or concrete temperature 50F-77F) 1 - 11 lb. plastic bag inside
Hydraulic Hammers
If you are looking for hydraulic hammer attachments, hydraulic breaker attachments or other excavator attachments, please contact ShearForce Equipment at (604) 855-5101 or toll free at 1-800-255-5211. Our team of excavator attachment professionals are here to help you find the right attachment for your next project.
Dexpan Non-Explosive Demolition Agent: …
Dexpan is a cement with an amazing 18,000 psi expansive strength when mixed with water. Poured into pre-drilled holes, Dexpan can split concrete and rocks safely and quietly. It is safe, easy and cost effective! Find …
Instantaneous expansion with a single fracture: A new directional rock
The IESF is a directional rock breaking method that can produce a single fracture surface instantly without blasting to cooperate with automatic lane formation without coal pillars. It consists of four parts: a slit-oriented pipe (SOP), a special slitting agent (SSA), a dedicated coupling medium (DCM), and a current-triggered device (CTD) (Fig. 1).
Investigation of a non-explosive directional roof
Consequently, an instantaneous expander with a single crack surface (IESCS), which is a novel non-explosive directional rock-breaking technique, has been developed. The directional roof-cutting mechanism of the IESCS method, driven by high-pressure gas, was theoretically analyzed.
How to break concrete or crack, split rocks easily? Dexpan …
Watch on. Concrete Demolition and Rock Breaking, Cracking, Splitting has never been easier with Dexpan® Non-Explosive Demolition Agent. Dexpan® is a cement with an …
Home | Rock Drill and Splitter | Gas Expansion Rock Breaking
About Us. Rilon has been focusing on the development and innovation of non-explosive rock-breaking systems and is an expert in the field of non-explosive blasting rock-breaking technology. Our main products are piston rock splitters, CO2 rock-breaking equipment, Integrated hydraulic rock drills and splitters, large rock splitters, hand-held ...