Y21 Jack Hammer Rock Drill Machine for Cross Bit & Chisel Bit & Buton Bit

• Customization: Available
• Certification: CE, ISO 9001:2008
• Standard: GB
• Model NO.: Y21
• Surface Treatment: Sand Blast
• Manufacturing Process: Casting
• Material: Cast Steel
• Type: Y21ly
• Length: 620mm
• Air Pressure: 0.4~0.5MPa
• Weight: 20kg
• Drill Hole Dia: 34mm~42mm
• Air Pipe Inner Dia: 19(mm)
• Cylinder Dia: 65mm
• Piston Stroke: 54mm
• Shank Size: 22X108 (mm)
• Transport Package: Carton Packaging
• Specification: ISO9001
• Trademark: Qideli
• Origin: Fujian China
• HS Code: 8430419000
• Production Capacity: 10000PS/Year

Product Description

Product Details::
1.The rock drill is a kind of high efficiency air leg rock drill machine. It is widely used for blasting holes and other drilling projects in a quarries, railway construction, water conservancy construction and defence project facility. It is suitable for drill level or gradient holes in medium hard or hard rock(f=8-18). The drilling depth can be five meters. To ensure the well lubricating. This rock drill may match FY200B oil reservior.

Technical Specifications
Type	Y21LY
Weight	20 (Kg)
Length	620 (mm)
Cylinder dia	φ65 (mm)
Piston stroke	54 (mm)
Working pressure	0.4~0.5 (Mpa)
Impact energy	32 (J)
Impact frequency	≥31 (Hz)
Air consumption	≤33 (L/s)
Working water pressure	0.2~0.3 (Mpa)
Air pipe inner dia	φ19 (mm)
Water pipe inner dia	φ8 (mm)
Rock drill hole dia	φ34~φ42 (mm)
Rock drill hole depth	5 (m)
Shank size	22×108 (mm)

QIDELI is an engineering company in mining and rock excavation.
- We offer THE COMPLETE SOLUTION including drill bits, DTH hammer, drill rods, shank adapters, accessories and added value services. 
- We offer top hammer equipment for every application, such as underground mining and quarries, road and construction. 
- We've been involved in the mining industry for 20 years. We look for excellent performance in our products and service. 
- We provide good quality and better price drill tools, that means excellent hole quality and low-cost drilling for you.
DELIVERY
- We can delivery in 2-3 days if we have products in stock, special design and customize products need 20-30 days. 
- We can delivery according to customers' requirement, by sea, by air or express. We have long cooperation with DHL, TNT, EMS, UPS, FedEx. 
- Standard export packing. Wooden boxes, plastic boxes, carton packing, all with anti-collision foam.



OUR MAIN PRODUCTS

OEM SERVICE 

As an original equipment manufacturer, drilling tools from QIDELI meet the highest engineering standards in order to be productive in the toughest working environments.
We are continuously improving our service offering to meet the market demand. Please contact us to find out which model is available on your market.

Honor: 
- SGS field certification manufacture. 
- Directory membership unit of the national industry association.
- Having multiple design patent.