Sumitomo - Полный каталог инструмента - 2016 EN

                                                                                      для заказа - sumitomo@sumitomo-tools.ru

                 SUMIBORON ”BN Finish Mill”

                 FMU Type

                 High Speed Finishing of Grey Cast Iron

                                                               Features

                                                                      l High speed machining vc =1.500m/min
                                                                      l Excellent surface roughness Rz=3,2 (Ra=1,0)
                                                                      l Safety structure for the centrifugal force under high speed cutting

                                                                         conditions
                                                                      l Run-out is less than 10µm
                                                                      l Easy assembling method using the setting gauge
                                                                      l Running cost is reduced because of economical insert

                 SUMIBORON ”BN Finish Mill”

                    Application

                 GG25~GG30 (HB200~250) grey cast iron with pearlite matrix,
                 and ferrite matrix (HB130~160)
                 Application examples: engine block, cylinder block, etc

                 Specifications

                 FMU Type:	           80 ~ 315 mm

                 Insert:	SNEW1203ADTR/L

                 Low cutting force type:	SNEW1203ADTR/L-S

Milling Cutters  Recommended Cutting Conditions

                 Speed: vc = 800 ~ 2000 m/min

                 Feed:               f t = 0,1 ~ 0,3 mm/tooth

                 Depth: doc = 0,5 mm or less

                 Dry cutting

                   Performance                                                    l Estimated Tool Life

                 l Tool Life Diagram

                 Flank Wear VB (µm)                                               Metal Removal Rate (cm3)

                                                        Metal Removal Rate (cm3)                                       Cutting Speed (m/min)

                                     Work Material	 : GG25 HB240 (Pearlite)                    Work Material	 : GG25 HB240 (Pearlite)
                                     Cutting Speed	 :	 vc = 600 ~ 4000 m/min                   Cutting Speed	 :	 vc = 400 ~ 4000 m/min
                                     Feed Rate	 : f t = 0,15 mm/tooth                          Feed Rate	 : f t = 0,15 mm/tooth
                                     Depth of Cut	 : doc = 0,5 mm, Dry                         Depth of Cut	 : doc = 0,5 mm, Dry

                                                                                  l Milling of ductile cast iron and alloy steel casting do not produce the best
                                                                                     results.

                                                                                  l Dry cutting is recommended. Wet cutting will result in chipping of cutting
                                                                                     edges in the early stages due to thermal cracking.

G44                                  l = Euro stock                                            www.sumitomo-tools.ru
                                     q = Delivery on request                      для заказа - sumitomo@sumitomo-tools.ru