Injection Molding

Ever wondered what actually goes on inside a plastic injection mold—after the clamshell closes, but before that shiny new part pops out?

It isn’t magic, but it’s close. Let’s demystify this complex process and walk you through it, from heat to ejection, without the corporate jargon.

The Pressure Cooker (a.k.a. Clamping and Heating)

Picture a waffle iron with a vendetta against chaos. That’s your injection mold. It begins with two precision-machined steel halves—called →

Forget glossy sales brochures or LinkedIn humblebrags—if you want to know whether a moldmaker can actually deliver under pressure, there’s a single question that slices right through the noise:

What’s the hardest part you ever tried to mold, and what did you learn?

It’s simple, effective, and—when answered honestly—tells you everything about the molder sitting across from you. In an industry built on problem-solving and precision, →

The sticker price on your injection-molded parts is only half the story. If you’re still sourcing parts from California, you’re not just paying for increased raw material costs and labor—you’re footing the bill for everything from sky-high rents to HR departments bigger than your entire engineering team.

Meanwhile, Spokane shops like H&H Molds are quietly running circles around the competition, delivering more value per dollar and treating your project →