Choosing The Right Grinding Wheel | Modern Machine Shop
WEBDec 15, 2000 · Another factor that affects the choice of wheel bond is the wheel speed in operation. 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.
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.
Metalworking’s leading information resource | Modern Machine …
WEB3 days ago · The PG48 toolholder is designed for large-diameter tools and dynamic machining applications. 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; …
Properly Reading Dial Indicators | Modern Machine Shop
WEBMay 6, 2021 · At the 10-2 position, about 20% of the dial is large enough to easily view the intolerance position. Now, most dial indicators will have more than one revolution of the hand, usually at least 2.5 revolutions, and there may be a small hand on the dial counting the revolutions to prevent user errors. But in the end, the comparative reading ...
Electrical Discharge Machining (EDM) | Modern Machine Shop
WEBJul 10, 2021 · 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 voltage ionizes it and enables a spark to ...
Machining 101: What is Grinding? | Modern Machine Shop
WEBJul 3, 2021 · Evan Doran. Associate Editor, Modern Machine Shop. On its surface, grinding seems simple: a machine takes a rotating tool (usually a wheel) with abrasive grains and applies it to a workpiece’s surface to remove material. Each grain is its own miniature cutting tool, and as grains dull, they tear from the …
Machining 101: What are Machining Centers? | Modern Machine …
WEBJul 24, 2021 · Associate Editor, Modern Machine Shop. Most machining centers on the market feature numerical control (CNC) and serve more than one purpose. Many can perform combinations of operations such as milling, drilling, boring, tapping and reaming in a single setup. Machining centers come in three …
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 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 ...
MSC Industrial Supply Co. - Modern Machine Shop
WEBMSC Industrial Supply Co. AS SEEN ON MMS. VIDEOS. 75 Maxess Rd. Melville, NY 11747 US. 800-645-7270 | 631-586-5600. [email protected].