Metalworking’s leading information resource | Modern Machine …
WEB4 days ago · Modern Machine Shop is focused on all aspects of metalworking technology - Providing the new product technologies; process solutions; supplier listings; application videos; business management content; networking; and event information that companies need to be competitive.
Choosing Your Carbide Grade: A Guide | Modern Machine Shop
WEBOct 30, 2021 · BB64 — PVD grades for nickel-based alloys. BB23 — CVD grades for milling cast iron. NN — Hardness Level: The last two digits, in most cases, reflect the hardness level of the different grades in a series. The number usually ranges from 05 to 45 according to the same system explained above about the grade charts.
Machining 101: What is Electrical Discharge Machining?
WEBJul 10, 2021 · Photo Credit: Adam Wysuph, MC Machinery. Electrical discharge machining, or EDM, is a non-contact process that can machine parts regardless of their hardness. It involves placing an electrode or wire and an electrically conductive workpiece into a circulating dielectric fluid. The fluid acts as an insulator until a specific spark gap and ...
How To Passivate Stainless Steel Parts | Modern Machine Shop
WEBOct 1, 2003 · This method of passivation can be accomplished in less than 2 hours. Here is the step-by-step procedure: After degreasing, soak the parts for 30 minutes in a 5 percent solution of sodium hydroxide at 160°F to 180°F (71°C to 82°C). Then rinse the part thoroughly in water.
A New Milling 101: Milling Forces and Formulas
WEBMar 21, 2011 · MRR = .200 x 1.64 x 19.5 = 6.4 in3/min. For horsepower at the motor (HPm), use formula: HPm = HPC/E. In determining horsepower consumption, “K” factors must be used. The “K” factor is a power constant that represents the number of cubic inches of metal per minute that can be removed by one horsepower.
Machining 101: What Are Coordinate Measuring Machines?
WEBSep 11, 2021 · Associate Editor, Modern Machine Shop. A coordinate measuring machine (CMM) is a measurement tool that consists of a motion system, a probing system, a computer and measurement software. The frames and base of CMMs must be secure from vibration and thermally induced variations. Although aluminum and granite frames are both common, granite ...
Choosing The Right Grinding Wheel | Modern Machine Shop
WEBDec 15, 2000 · Usually vitrified wheels are used at speeds less than 6,500 surface feet per minute. At higher speeds, the vitrified bond may break. Organic bond wheels are generally the choice between 6,500 and 9,500 surface feet per minute. Working at higher speeds usually requires specially designed wheels for high speed grinding.
Machining 101: What is Turning? | Modern Machine Shop
WEBAug 14, 2021 · Turning Tools. Tooling. Basics. Evan Doran. Associate Editor, Modern Machine Shop. Turning is the process of using lathes to remove material from the outer diameter of a rotating workpiece. Single-point tools shear metal from the workpiece in (ideally) short, distinct, easily recyclable chips. CNC …
10 Lean Manufacturing Ideas for Machine Shops
WEBAug 1, 2018 · In Shop 1, produce orders for parts or products that are in the Runners/Repeaters segment of the product mix. In Shop 2, produce orders for parts or products that are in the Strangers segment of the product mix. Set up Shop 2 to operate as a quick-turnaround shop with resources such as …
Buying a Lathe: The Basics | Modern Machine Shop
WEBOct 16, 2021 · The machine structure may also be designed to minimize thermal growth. This is part one of a four-part series about buying turning machines. Part 2: Buying a Lathe: Turrets and Live Tooling. Part 3: Buying a Lathe: Spindles and Tailstocks. Part 4: Buying a Lathe: Slant-Beds and Multitasking Configurations.