07avr

DTH Drill Bits Quotation

  That is, the compressed air is sent to the gas-water mixing chamber in the well through the gas supply pipeline to mix with the water flow in the drill pipe to form an aerated water flow with a specific gravity less than 1..Under the gravity action of the annular water column on the periphery […]

Drill Bits (0)

10mar

Copper mining taper button bit 36mm for YT27 YT24 YT28 YT29 pneumatic rock drill

Q1: Are you a manufacturer? Yes, we own 3 plants to manufacture various drilling products about 17 years . We are a one-stop supplier of full range of rock drilling products.   Q2: Are your products high quality ? Yes .Our customers made the test reports proved that.If you need more information,please contact with us. […]

Drill Bits (0)

08mar

What is Rock Drill Bits ?

  air-leg rock drill is widely used in mining, roadway excavation and various rock drilling operations.It is an important machine tool in metallurgy, coal, railway, transportation, water conservancy, and foundation stone works.This machine is used for wet drilling operations of medium-hard or hard rocks. The muzzle diameter can reach 34-42mm, and the drilling depth can […]

Drill Bits (0)

05mar

5 inch high air pressure DTH rock drill bit

Bit face shape selection: 1. Drop Center Bit For high penetration rates in soft to medium hard and fissured rock formations. Low to medium air pressures. Maximum hole deviation control. 2. Concave Face The all-round application bit face specifically for medium hard and homogenerous rock formations. Good hole deviation control and good flushing capacity. 3. […]

Drill Bits (0)

01mar

Correct use of drill bits and precautions

Drill bit is a kind of commonly used hardware tool products. Although the size of the drill bit is relatively small, it is inseparable from the modern industrial construction industry. The drill bit also needs to pay attention to some matters during the use process, so as to ensure that it can be used normally. […]

Drill Bits (0)

24fév

How to sharpen the twist drill

Drilling is a common process in mechanical processing, and twist drill is an indispensable tool, so what are the techniques for grinding twist drill?   First, let’s understand the wear of twist drills: Wear 1: Chisel edge wear Wear 2: Flank wear Wear 3: Landing surface wear As shown below:     The common top […]

Non classé (0)

19fév

Have you seen a few such creative drill shapes, more than 3 will count as I lose

I have collected a few types of drill bits that are not common in life. Let’s take a look. You’ve all seen a few of the same ones. Many people have not more than three. Drill bits are tools used to drill through holes or blind holes in solid materials, and to ream existing holes. […]

Drill Bits (0)

07fév

What brand of water drill bit is good

Water drill It is used more and more in the field of home building materials, and the sales volume of water drill bits is also increasing, but not everyone knows water drill bits, so what brand of water drill bits is good?Let the editor popularize it for everyone Water drill ten. Introduction of water drill One, the […]

Drill Bits (0)

06fév

Can you sharpen drills?I only learned it today, so hurry up and learn

Drill grinding training materials 1. Types and characteristics of drill bits 1) Type 1.1High-speed steel drill (ordinary drill) Mainly use high-speed steel W series and Mo series materials 1.2. (Alloy drill bit) Use tungsten titanium (YG), tungsten titanium cobalt (YT) materials Physical and mechanical properties of high-speed steel and cemented carbide materials   2) Features […]

Non classé (0)

06fév

Bonjour tout le monde !

Bienvenue sur unblog.fr, vous venez de créer un blog avec succès ! Ceci est votre premier article. Éditez ou effacez le en vous rendant dans votre interface d’administration, et commencez à bloguer ! Votre mot de passe vous a été envoyé par e-mail à l’adresse précisée lors de votre inscription. Si vous n’avez rien reçu, […]

Non classé (1)

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