4 inch 5 inch 6 inch Reverse Circulation DTH Hammers
Applications
1. Underground mining
2. Quarry benching operations
3. Water well drilling
4 inch 5 inch 6 inch Reverse Circulation DTH Hammers
The Characteristics of KRC Hammers
KRC series reverse circulation DTH hammer is the latest developed product of our company. It is mainly used for deep exploration drilling and core sampling.
It has the following characteristics:
1. Based on previous experience of ordinary hammers, combined with the features of reverse circulation hammer, optimized internal structure and ideal energy transfer, thus ensuring the series of hammers drilling with fast, smooth and continuous sampling.
2. The internal structure is very simple with components of high rigidity, thus ensuring long life and easy maintenance of the hammer.
3. The collection tube adopts an integrative design and can be replaced without disassembling the hammer. With carburizing treatment, it has good abrasive resistance.
4. Equipped with bits designed with patent. Simply by replacing the drill bit, the same hammer can drill holes of different sizes ensuring theat the ample is not contaminated.
5. In difficult conditions such as loose soil, hard rock and plenty of water exists, sampling can be done well
Reverse Circulation Hammers | ||||
Model | KRC45 | KRC55 | KRC65 | KRC52 |
Length (Without Bit) | 1020mm | 1111mm | 1250mm | 1208mm |
Weight (Without Bit) | 94.00kg | 66.50kg | 110.00kg | 70.00kg |
External Diameter | φ99mm | φ126mm | φ146mm | φ126mm |
Bit Shank | KRC45 | KRC55 | KRC65 | KR52 |
Hole Range | φ114 - φ127mm | φ133- φ152mm | φ155- φ190mm | φ133- φ146mm |
Connection Thread | As required | As required | As required | As required |
Working Pressure | 1.0 - 3.0 Mpa | 1.5 - 3.5 Mpa | 1.5 - 3.5 Mpa | 1.5 - 3.5 Mpa |
Impact Rate at 17 Bar | 30HZ | 35HZ | 28HZ | 35HZ |
Recommended Rotation Speed | 25 - 40 r/min | 25 - 40 r/min | 25 - 40 r/min | 25 - 40 r/min |
Air Consumption | 1.0Mpa: 8 m³/ min | 1.7Mpa: 16 m³/ min | 1.7Mpa: 20 m³/ min | 1.7Mpa: 16 m³/ min |
1.8Mpa: 12 m³/ min | 2.4Mpa: 22 m³/ min | 2.0Mpa: 26 m³/ min | 2.4Mpa: 22 m³/ min | |
2.4Mpa: 16 m³/ min | 3.0Mpa: 28 m³/ min | 3.0Mpa: 35 m³/ min | 3.0Mpa: 28 m³/ min |
DTH молоток/DTH hammer/ค้อน DTH/Down The Hole Hammers/Abajo los martillos del agujero/Por el agujero Martillos/Martillos DTH/Herramientas de martillo DTH/เครื่องมือค้อนทุบ DTH/DTH Hammer Tools
Production Line View
About US
The MIROC® Rock Drilling Tools product line by KSQ Tecnologies (Beijing) Co. Ltd. is the result of years
of advanced engineering, precision manufacturing, and dedication to the use of high quality materials.
MIROC® Rock Drilling Tools are used by many drilling professionals related to mining, construction, tunneling, and quarrying projects around the globe.
KSQ Technologies (Beijing) Co. Ltd. provides exceptional technical know-how in development, production, and application. The company has adopted advanced manufacturing processes to ensure high
quality steels and tungsten carbide inserts for its rock drilling accessories. Its personnel understand clients’ drilling needs, and have the service skills to recommend the right drilling tools for the job. Its experienced product developers can also create custom tools. Furthermore, the company’s development
team introduces innovative products each year – tools that are rigorously tested in the field and proven
to perform beyond industry expectations.
MIROC® Rock Drilling and Ground Support Tools include:
Integral Rods
Plug Hole Rods
Tapered Drilling Tools
Extension Drilling Tools
Drifting and Tunneling Tools
Reaming Tools
Shank Rods
Shank Adapters (Striking Bars)
Down-the-hole (DTH) Bits
Down-the-hole (DTH) Hammers
Quality Control
KSQ believe in the management philosophy that : Quality is the market”. So all our products are strictly comply with the request of international quality management system, thus they keep tracking and monitoring the IQC, IPQC and OQC all the way. Our factory with professional testing personnel, and equipped with sophisticated detection equipment, adopts the international advanced detection means and methods, product technical conditions to conduct a comprehensive, strict inspection.
KSQ never stops to perfect the management team for quality inspection, and find a strict security system for all rules. So that we can standaridze and limit the workers quality action, and constructiong KSQ quaity culture, forming the atmoshphere of quality control.
We commiteed to improving and reforming technology, so we spend a lot of money , bringing in many advanced eqipments, our pursuit is to ensure and improve our products be quality, which determines that we have to keep improving the tech ability of our company.
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: We suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: We suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
1. Our sales team will response for your question within 24 hours (Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement will provide once the failure confirmed caused by our product quality