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7 Degree Tapered Drill Rod H22 Hexagon Rock Drilling Tool Mining Jack Hammer Taper Drill Rod

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7 Degree Tapered Drill Rod H22 Hexagon Rock Drilling Tool Mining Jack Hammer Taper Drill Rod

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Brand Name : MTH

Model Number : 7 Degree Tapered Drill Rod H22 Hexagon

Certification : ISO 9001

Place of Origin : CHINA

MOQ : 100 pcs

Price : Negotiable

Payment Terms : Western Union, MoneyGram, T/T

Supply Ability : 5000 pieces per month

Delivery Time : 10-15 days

Packaging Details : wooden case

Name : H22 tapered drill rod

Use : Ore Mining,Coal Mining,quarry

Material : Carbon Steel,Carbide

Application : Marble Quarry,diamond drilling,connected with rock drill and rock bit

Usage : Rock drilling,mining,Hole Drilling

Color : Black,Black or as per your demands

Shank : Hex22x108mm

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7 Degree Tapered Drill Rod H22 Hexagon Rock Drilling Tool Mining Jack Hammer Taper Drill Rod

Prodcut information:

Also named taper rod, tapered drill steels etc.This provides a hexagonal shank section to provide leverage for the rotation chuck bushing. It usually has a forged collar to maintain the proper shank striking face position in the rock drill, and a tapered bit end. Tapered rod lengths available from 0.6m to 3.6m in length(Are measured from the collar to the bit end).

Tapered drill rod Advantage:
1. Through-hardened and heat-treatment shank end for high wear resistance and a longer service life
2. Stainless steel flusing tube lining to prevent corrosion and breakage
3. Super tough 23CrNi3MoA, 40SiMnCrNiMo or 55SiMnMo steel, specially designed for wet or dry drilling.
4. Special anti-corrosion oil to protect the flushing hole of the rod.

Drill Rod Length(mm) with shank Foot Weight approx(kg) Taper shank
Tapered Drill Rod 1320mm 4'' 4.4 7,11,12 degree 108mm
Tapered Drill Rod 1632mm 5'' 5.4 7,11,12 degree 108mm
Tapered Drill Rod 1936mm 6'' 6.4 7,11,12 degree 108mm
Tapered Drill Rod 2546mm 8'' 8.4 7,11,12 degree 108mm

Taper Rods Grades Recommended Table
Grades Types Recommended conditions
Superior G III, T III, 1) Rock drills impact energy: ≥76J, typically model: YT28
2) Drilling depth: ≥ 2.5 m (8’ 2 27/64”)
3) Rock formations: very hard, hard, medium hard and soft rock
Protodyakonov Hardness Scale: f ≥ 15
Uniaxial Compressive Strength: ≥150 Mpa
4) Replacements: G rod, G I rod, ROK
Normal G I, ROK 1) Rock drills impact energy: < 76 J, typically model: YT24
2) Drilling depth: ≤2.5 m (8’ 2 27/64”)
3) Rock formations: Medium hard and soft rock
Protodyakonov Hardness Scale: f <15
Uniaxial Compressive Strength: <150 Mpa
4) Replacements: G rod
Economy G 1) Rock drills impact energy: < 76 J, typically model: YT24
2) Drilling depth: ≤2.5 m (8’ 2 27/64”)
3) Rock formations: Medium hard and soft rock
Protodyakonov Hardness Scale: f <10
Uniaxial Compressive Strength: <100 Mpa

7 Degree Tapered Drill Rod H22 Hexagon Rock Drilling Tool Mining Jack Hammer Taper Drill Rod7 Degree Tapered Drill Rod H22 Hexagon Rock Drilling Tool Mining Jack Hammer Taper Drill Rod7 Degree Tapered Drill Rod H22 Hexagon Rock Drilling Tool Mining Jack Hammer Taper Drill Rod


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