Model NO.
SA220
Working Style
High-speed universal
Disc Diameter
7mm-25mm
Variable Speed
With Variable Speed
Color
Golden/Black
Delivery Time
in Stock
Shipment
Express or Air Shipment
Net Weight
4kg
Function
Button Bit Grinding
Transport Package
Plastic Box+Carton+Plywood
Specification
38*20*20CM
Trademark
Sansung
Origin
China
HS Code
84671100
Production Capacity
100 Sets/Month
Type:
Drill Bit Grinder
Power Source:
Pneumatic
Object:
Drilling Bit
Application:
Mining Industry
Disc(Wheel) Type:
Grinding Pin
Material:
Metal
Product name: pnematic handhled stone drill bit grinding machine
With over 10 years of experience in making button bit grinding tools, Xiamen Sansung Mining Equipment Co., Ltd is one of the most professional and reliable manufacturer you are looking for in China.
(1) Button Bit Grinder
Sanroc Grind SA220 button bit grinder is a high power, pneumatic tool for button bit(like thread button bit, DTH hammer bit) recondition, which is designed for hand held use. It's grinding system features an efficient throttle and support handle, which give the operator an unprecedented level power and control, making Sanroc Grind SA220 the premier tool for even the most demanding job.
SA220 hand-held grinding machines have quickly established themselves as dependable and versatile machines, credited by the professionals and CE approved.
Our Air Grinders require a clean and dry air supply of a minimum 80 psi and 29 cfm passing through an in-line oiler to supply lubrication to the grinder. Also, a supply of water from a mains supply or a sump is required to act as a coolant during the grinding process.
Through changing the quick chuck, the operator can use different types of grinding cup(also called grinding pin) on Sanroc Grind SA220, like the cups with WING drive(8mm shank), and from Sandvik's san-drive grinding cup with 9mm shank, and Allas Copco's 55-drive grinding cup, also the cup from CME with hex-drive.
A full spares back-up service is also available.
Technical parameters:
| Model | Sanroc Grind SA220 |  |
| Spindle Speed | 20,000 RPM | |
| Power Output | 1.5 KW | |
| Working Air Pressure | 6-7bar (87-101psi) | |
| Air Consumption | 2.0m³/min(71ft3/min) | |
| Max. Water Pressure | 16mm | |
| Water Hose Inner Dia. | 4bar (58psi) | |
| Air Hose Inner Dia. | 8mm | |
| Sound Level | 80-90dB | |
| Button Size for Grinding | Dia. 7-25mm | |
| Vibration Level | <2.5 m/s2 | |
| Net Weight | 4KG |
(2) Diamond Grinding Cups
To get the best grinding effect, you should use the No. 1 quality grinding cups(grinding pins) made by SANSUNG company.
Sansung makes and supplies 4 models of grinding cups(grinding pins) as below:
- Wing (shoulder) drive grinding cup for, with a 8mm diameter shaft(shank) and one O-ring. Suitable for Atlas Copco LSD machines, Jasco, Dorey and KING PIN grinding machine.
- San drive grinding cup, with a 9mm diameter shaft(shank), suitable for all SANDVIK grinding machines.
- 55 drive grinding cup is for all Atlas grinding machines.
- Internal hex drive grinding cup is for all CME grinding machines.
| Item | Size(mm) |
| For button sharpening | 6/7/8/9/10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25 |
| For steel removing | 7-8, 9-10, 11-12, 13-14, 15-16, 17-18, 19-20 |
| Profile | Semi-ballistic/Hemi-spherical |
Benefits for using SANSUNG GRINDING SYSTEM:
1). Low weight-----makes it's easy operation.
2). Low air consumption-----allows grinding at lower compressed air. Fuel saving.
3). Quick chuck-----easy to changing grinding cups without special tools.
4). Cooling system-----a recycling cooling system makes a safe and sustaining working.
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