Welcome to KEMING Blog

KEMING share information, tips and things we’ve learned from our years in the Metal Casting and CNC Machining industry.

What is the problem with CNC turning?

CNC turning is crucial in modern manufacturing, but operators frequently encounter numerous problems. The most common CNC turning issues include cutting burrs, tool leaks, bearing wear, feed problems, vibration, clamping malfunctions,

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How to make lost foam?

Fabricating patterns is an efficient method for producing complex castings via the lost foam process. Selecting the appropriate foam material and adhering to safety standards ensures the production of high-quality castings. KEMING

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What is sand mold casting?

Sand mold casting — packing binder-treated sand around a pattern to form a disposable mold, then pouring molten metal into the cavity — is the most widely used metal casting

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Is 4140 alloy steel machinable?

SAE 4140 chromium-molybdenum alloy steel is fully machinable. As a versatile low-alloy steel defined by ASTM A829 / SAE J404 industrial standards, it delivers optimal machinability in the fully annealed condition. Widely

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Can you cast steel in sand?

Carbon steel, alloy steel, and low-alloy structural steel can all be reliably cast via sand casting — a mainstream industrial forming process accounting for nearly 50% of all metal casting production globally.

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