The above-mentioned scabbling capabilityis is refers to C30-C40 concrete for your reference.Because this type of concete and scabbler-head edge are different,efficiency for work is different.

备 /Remark 上述凿毛能力是指混凝土强度在C30-C40之间考值，其混凝土强度和凿毛机头锋锐程度，凿毛效率会有一定区别。