How to choose?
LEANOMS
Selecting the right Rock Drill Tools for drilling through rocks is crucial for efficient and effective drilling operations. The choice of Rock Drill Tools depends on the type of rock you are dealing with. Here are some general guidelines for selecting Rock Drill Tools based on rock types:
1. Soft Rocks (e.g., limestone, shale, sandstone):
Drill Bit Type: Use carbide-tipped drill bits or high-speed steel (HSS) bits. Carbide bits are durable and suitable for abrasive soft rocks, while HSS bits work well for softer formations.
Bit Design: Consider using bits with a tapered shape or screw-threaded bits for efficient drilling in soft rocks.
2. Medium-Hard Rocks (e.g., dolomite, hard sandstone, and some types of granite):
Drill Bit Type: Masonry drill bits with carbide tips are appropriate for medium-hard rocks. They are harder and more durable, allowing for better penetration.
Bit Design: Opt for percussion bits or chisel-point bits with a slightly broader tip for effective drilling in medium-hard rocks.
3. Hard Rocks (e.g., granite, basalt, quartzite):
Drill Bit Type: Use diamond-tipped drill bits for hard rocks. Diamond bits are the most effective for drilling through extremely hard and abrasive materials.
Bit Design: Diamond bits come in various designs, including impregnated diamond bits (metal powder mixed with diamonds) and surface-set diamond bits (diamonds attached to the bit surface). Choose the appropriate design based on the specific hardness and abrasiveness of the rock.
4. Very Hard Rocks (e.g., quartz, quartzite, granite with high quartz content):
Drill Bit Type: Opt for polycrystalline diamond compact (PDC) bits or natural diamond bits. PDC bits are highly efficient for drilling through very hard rocks and offer excellent durability.
Bit Design: PDC bits usually have a flat, shearing action and work well for compact, hard formations. Natural diamond bits, on the other hand, use industrial-grade diamonds for cutting and are suitable for extremely hard rocks.
Production Process
LEANOMS
A Down-The-Hole (DTH) hammer is a critical component in the drilling industry, used for drilling holes in rock, soil, and other substrates. The DTH hammer operates by using compressed air to drive a piston, which strikes a drill bit at the bottom of the hole, breaking the rock or soil. The production process of a DTH hammer involves several steps:
Material Selection:
High-quality materials are selected for the various components of the DTH hammer, including the body, piston, valve, and drill bit. These materials are chosen for their durability and resistance to wear and tear.
Machining and Fabrication:
The selected materials are then machined and fabricated into the different components of the DTH hammer. CNC (Computer Numerical Control) machines are often used to ensure precision and consistency in the manufacturing process.
Heat Treatment:
Some components, such as the piston and drill bit, may undergo heat treatment processes to improve their hardness and durability. Heat treatment processes may include quenching and tempering.
Assembly:
Once all the individual components are ready, they are assembled into the DTH hammer. This includes fitting the piston, valve, and other components into the hammer body.
Transportation
LEANOMS
For small-scale sample orders, we recommend utilizing express shipping services like DHL, UPS, TNT, FedEx, or other similar options. These reliable courier services ensure swift and secure delivery of your products to international destinations.
When it comes to bulk orders, we recommend considering air freight or sea freight as your transportation methods. These options offer cost savings and accommodate the larger quantities typically associated with bulk orders.
Rest assured that our focus on transportation solutions is driven by our dedication to meeting your needs. Whether it's sample orders via express shipping or bulk orders through air or sea freight, we are committed to delivering your rock drilling tools on time and in excellent condition.
