| 摘要 |
FIELD: cutting members of sawing devices that may be used in different ranges of national economy for sawing, for example elastomers, cloth materials, hoses, rubber, polymers, foamed plastic and so on. SUBSTANCE: hacksaw includes working portion 1 that may be rectilinear, concave or convex one. Said portion has teeth, radially convex teeth, concave teeth, trapezoidal teeth, teeth with curvilinear groove, sine teeth. Teeth of working portion 1 have angle of tooth point β along its whole length or along whole length of teeth. At opposite side cutting teeth of said portion have roundings. Height H of segment of working portion 1 is selected according to relation given in description of the invention. EFFECT: enhanced efficiency and quality of sawing different non-metallic materials. |
