B87C Paving breakerapplying:Ningbo yongdun  pneumatic crusher is used to pave the way,Website:http://www.nbydtools.com, breaking the concrete foundation installation project break other hard things, pneumatic tool products of the company has passed the IS09001 certification and CE, MA certification, become the qualified manufacturers.technical data:Overall length:686mmWeight:39kgCylinder D:63.5mmWorking pressure:0.63MpaImpact energy:100±10%JImpact power:1.8±10%KwBlows frequency:18±5% HzAir consumption:55±15% L/SAir pipe I.D:Φ19mm