1.Raw Material: 20 Crmo 2.Equipment: DOOSAN Maching Center 3.Heatment:Cemented Quenching 4.Hardening Layer:1.5-2 mm

Yantai Xinren Mechanical & Electrical Equipment Co.,Ltd established in 2009 is one of the largest manufacturer of Hydraulic Breakers and attachments .Our main products including DBK Series Hydraulic Breaker,Front Cylinder,Rear Cylinder,Middle Cylinder,Piston,Inner Bushing,Outer Bushing and so on.

The Parameter of DBK 680 Hydraulic Breaker:

Model	Parameter	Unit	DBK 680
1	Applicable Vehicle	ton	4-7
2	Gross Weight	kg	250
3	Weight of Main Body	kg	151
4	Height	mm	1347
5	Required Oil Range	min	40-70
6	Operating Pressure	bar	110-140
7	Impact Rate	bpm	500-900
8	Chisel	mm	68
9	Hose Diameter	mm	12
10	Impact Energy Class	kg.m	70
11	Back Head Gas Pressure	bar	16