Product Description

 YYT28 Hydraulic Rock Drills | Hydraulic Drill Rigs

 

 

 Jinquan is China best manufacturers & suppliers of hydraulic drill rigs, with advanced technology, best working life with rational price.

  

The YYT28 hydraulic rock drill is made for general excavations,quarrying and bolting with hexagonal shank rods with a shank size of 108mm(41/2")*22mm(7/8").The YYT28 can use water flushing or air flushing.YYT28 is a hydraulic rock drill to drill diameter 32mm(1 1/4") to 50mm(2") hole.

 

YYT28 hydraulic rock drill parameters
shank	22*108
water flushing	Y
air flushing	Y
weight(kg)	28
length overall(mm)	600
piston strock(mm)	24
piston diamter(mm)	30
oil flow(L/min)	32-35
hydraulic pressure(Mpa)	15-17.5
impact energy(J)	55-65
impact frequency(HZ)	55-60
torque(NM)	55-60
Spin Speed(r/min)	250-300
drilling hole dia(mm)	32-46
water pressure(Mpa)	0.2-0.4

 

 

 

support leg parameters
weight(kg)	12.5
length(mm)	1400
feed(mm)	1200
outer diameter(mm)	F46
inner diameter(mm)	F40

 

YYT28-1 hydraulic rock drill power pack

 

Model	Length×width×height m	Weight kg	Power kw
YYT28-1	1.1×0.6×0.8	265	15

 

 

 

 

 

 

Company Information

 

We are a professional productions base of series of fast moving rock drilling tools, mining tools, DTH drill tools, DTH bits, DTH hammers, DTH drill pipes, construction tools and excavating coal pick cutter tools, we can also produce other products according to the customers requirements. We sincerely welcome our friends of both home and abroad to come for business talks.

Liaocheng Jinquan Construction Machinery Co.,Ltd (Formerly Jinquan (Golden Spring) Rock Drilling Tools Co., Ltd) was establish ed in 1984, located in Economic Development Zone Of Liaocheng, Shandong Province, China. It belongs to the group company of Golden Spring Drilling Limited. We are one of the biggest production bases of all kinds of rock drilling tools, mainly produce "Jinquan" brand rock tools, including threaded button bits, tapered button bits, cross drill bits, chisel bits, down the hole DTH bits, DTH hammers, extension drill rod, MF rod, shank adaptors, coupling sleeves, conical shank cutter bits, pick holders, tricone bits, air compressor, drilling rigs etc. Now our manufacturing capacity has reached eight series and more than 500 types of products. They are widely used in quarrying, mining, road building, railways, highways, water well, hydroelectric power and other basic energy & civil construction projects.

 

FAQ

 

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 s est Courier express like DHL/UPS/TNT/FEDEX or by air.

Bulk order: we s est 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.

Contact Information