Black oxide coating, also referred to as black oxidation, is a type of conversion coating that forms a thin, dark layer on metal surfaces, typically steel and iron. This process is widely used in industries where metal parts require both protection and enhanced performance.

Tungsten in its pure form is not magnetic because its atomic structure doesn’t allow for the alignment of magnetic domains, which is necessary for magnetism. However, when tungsten is alloyed with other metals, it can exhibit weak ferromagnetic properties, though the magnetism is generally quite limited.

You can make money with a CNC machine by offering custom machining services, producing small-scale products, or creating unique, personalized items. Additionally, renting your machine or teaching CNC skills are viable options.

When it comes to manufacturing, billet machining, casting, and forging each offer distinct advantages. Billet machining ensures high precision, casting is cost-effective for large volumes, and forging is known for creating highly durable parts that can withstand extreme conditions.

Tolerance in press fit involves allowable deviations in the dimensions of mating parts to ensure reliable assembly. Achieving the right tolerance is essential for mechanical connections without compromising the integrity of the assembly.