1.Machine Features The machine adopts the layout form of "+" , and the transverse guide rail is covered with teflon soft belt. The table movement adopts closed hydraulic system. The front and back feed can be manually fed or the screw rod can be driven by the motor for intermittent feed. The grinding head can be moved up and down by lifting motor for fast lifting (AHR), or servo motor for fast lifting and automatic feeding (AHD), or manually controlled. High precision sliding screw, high strength cast iron foundation, grinding head spindle adopts precision angular contact rolling bearing, high rigidity sleeve structure, the overall quality of the machine is stable, smooth operation. 2.Details parameters SGA series parameters Specifications SG2050AH SG2050AHR SG2050AHD SGA2550AH SGA2550AHR SGA2550AHD SGA3063AH SGA3063AHR SGA3063AHD SGA4080AH SGA4080AHR SGA4080AHD SGA30100AH SGA30100AHR SGA30100AHD SGA40100AH SGA40100AHR SGA40100AHD table size(W*L) mm 200*460 250*500 305*635 406*813 305*1020 406*1020 Max.longitudinal travel mm 510 560 765 910 1130 1130 Max. transverse travel mm 238 275 340 450 340 450 Max. distance from spindle center to table mm 450 580 magnetic chuck size mm 200*460 250*500 300*600 400*800 300*1000 400*1000 Longitudinal feed m/min 7~23 worktable transverse movement Auto feed mm/min 0.1-8 rapid speed mm/min 990 handwheel feed mm/div. 0.02 wheelhead vertical movement Auto feed mm/stroke ------------(AH/AHR) 0.005/0.01/0.02/0.03/0.04/0.05(only for AHD model) rapid speed mm/min ----------(AH) 460(only for AHR/AHD model) handwheel feed mm/div. 0.005 wheel Speed Rpm 2850 1450 wheel size mm 200*20*31.75 350*40*127 Spindle motor Kw 1.5 2.2 5.5 hydraulic motor KW 0.75 2.2 cooling motor KW 0.04 0.125 total rated power KW 3 3.7 9 Max. table load (include chuck) Kg 120 180 270 500 400 600 Gross weight Kg 1600 1800 2600 3300 3200 3800 3.Standard accessories 4.Optional accessories you can choose 5.Company honors 6.Top view of surface grinder workshop 7. Advantages 1.Factory direct sales, product quality and after-sale can be effectively guaranteed 2.Big listed company who has more than 50 years manufacture experience,more than 30years international trade experiences. 3.we have been cooperating with many companies abroad,such as KNUTH ,OPTIMUM in Germany,BERNARDO in Austria,MSC, GRIZZLY in USA and some other companies.The quality of our machines has gotten good reputation from them 8.After-sale services I. During the warranty period of the machine tool due to design, manufacturing, quality of parts and other reasons caused by the fault, free treatment or replacement of new parts. II. After the warranty period, lifelong paid maintenance and service will be provided.technical support forever. III. Provide spare parts and spare parts at preferential prices for a long time. IV.the warranty is one year after machine out of our company. 9.Exhibitions