What are sheet gauges?

What are sheet gauges? Buyer: I keep seeing numbers like 14-gauge and 18-gauge in sheet metal specs. What exactly are sheet gauges? Engineer (Prime): Great question. “Sheet gauges” refer to a non-linear numbering system that indicates the thickness of sheet metal. The smaller the number, the thicker the sheet. Let’s go over the basics and […]

Is steel stronger in compression or tension?

Is steel stronger in compression or tension? Buyer: I’m working on a support frame design. I keep wondering—Is steel stronger in compression or tension? Engineer (Prime): That’s a classic materials question! Steel performs well in both—but technically, steel is slightly stronger in tension than in compression, especially in structural applications where buckling matters. Let’s unpack […]

How to strengthen sheet metal parts?

How to strengthen sheet metal parts? Buyer: I’m working on a new bracket design. The sheet metal part feels a bit too flexible. How can I make it stronger without using thicker material? Engineer (Prime): Great question. There are many smart ways to strengthen sheet metal parts—without adding weight or cost. Let’s go over the […]

What metals can be CNC machined?

What metals can be CNC machined? Buyer: I’ve got a component design, but I’m not sure—what metals can be CNC machined? Engineer (Prime): That’s a great question. CNC machining is highly versatile. It can handle a wide range of metals—from soft aluminum to hardened tool steel. The key is choosing the right material for your […]

Is CNC a metal fabrication?

Is CNC a metal fabrication? Buyer: I’m building a custom metal part and got two quotes—one for CNC, the other for fabrication. Is CNC a form of metal fabrication? Engineer (Prime): Good question. CNC machining and metal fabrication often overlap, but they’re technically different processes. Let’s break down what each means, how they’re used, and […]

How to get into metal manufacturing?

How to get into metal manufacturing? Aspiring Engineer: I’ve always been curious—how do you get into metal manufacturing without prior experience? Engineer (Prime): That’s a great question. Metal manufacturing is one of the most stable and rewarding fields in the industrial sector. Whether you want to be a fabricator, machinist, or start your own shop, […]

How much does it cost to fabricate metal parts?

How much does it cost to fabricate metal parts? Buyer: I’m planning a new product and need a sense—how much does it cost to fabricate metal parts? Engineer (Prime): Great question. The cost of fabricating metal parts depends on many factors: material, complexity, quantity, and processes involved. Let’s walk through typical pricing models, cost drivers, […]

How long does 3D printer filament last?

How long does 3D printer filament last? Buyer: I’m starting to stock filament for regular use. How long does 3D printer filament last before it goes bad? Engineer (Prime): Great question. The lifespan depends on the material, storage conditions, and how often you print. PLA can last over a year if stored well. But ABS, […]

What materials Cannot be 3D printed?

What materials cannot be 3D printed? Buyer: I’ve been expanding into 3D printing and need to know—what materials cannot be 3D printed? Engineer (Prime): That’s a great question. Most people only focus on what can be printed. But there are several materials that either can’t be printed at all, or pose safety, technical, or legal […]

What is the strongest material you can 3D print?

What is the strongest material you can 3D print? Engineer (Prime): You’re thinking about structural 3D prints? Buyer: Exactly. I want to know—what is the strongest material you can 3D print? Engineer: That’s a great question. It depends on whether we’re talking plastic or metal. For plastics, reinforced polymers lead the way. For metals, titanium […]

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