Plate frame quotes are full of trade vocabulary — Zamak, powder coat, pad print, MOQ — and most of it is never explained to the buyer. Here are the materials, manufacturing and production terms that show up in dealership frame conversations, defined plainly, so you can read a spec sheet and know what you are actually comparing.
What is ABS plastic?
ABS stands for acrylonitrile butadiene styrene, a rigid thermoplastic used widely in automotive trim and consumer parts. It is valued for impact resistance, dimensional stability and the way it accepts molded detail and printed graphics. Outdoor-grade ABS is compounded with UV inhibitors to slow fading and surface chalking from sun exposure.
What is injection molding?
Injection molding is the process of melting plastic pellets and forcing the molten resin into a metal mold cavity under pressure, where it cools into a finished part. It produces identical parts at high speed, which is why it dominates plastic frame production. Its cost sits almost entirely in the mold, not the material.
What is zinc alloy, and what does Zamak mean?
Zinc alloy is a family of casting metals combining zinc with aluminum, magnesium and copper. Zamak is the trade name for the best-known group of these alloys. They cast fine detail crisply at relatively low temperatures and accept plating well, which is why decorative chrome-finished automotive parts are so often zinc.
What is die casting?
Die casting forces molten metal into a reusable steel die under high pressure, producing parts with tight tolerances and sharp surface detail. It is the standard method for zinc alloy trim components. Like injection molding, it front-loads cost into tooling and then produces each subsequent part cheaply.
What is powder coating?
Powder coating applies dry pigment electrostatically to a metal part, then cures it with heat so the powder melts and flows into one continuous film. Because there is no solvent, the film can be built far thicker than sprayed paint, giving strong resistance to chipping, abrasion and corrosion. Black powder-coat frames use this process.
What is electroplating?
Electroplating deposits a thin metal layer onto a part using an electric current in a chemical bath. Decorative chrome is typically built in layers — copper, then nickel, then a very thin chrome top layer. The nickel does most of the corrosion protection; the chrome provides hardness and the bright reflective surface.
What is antique pewter?
Antique pewter is a decorative finish with a muted, darkened silver-gray tone and a deliberately aged appearance rather than a mirror shine. On plate frames it suits understated or heritage branding, works against vehicles whose own trim is already bright, and hides light surface scuffing better than polished chrome does.
What is embossing?
Embossing raises characters or shapes above the surface of a material using a die and pressure. Traditional license plates are embossed and then ink-coated or foil-stamped across the raised characters. On frames, embossing creates tactile text that reads by shadow and highlight rather than by ink color.
What is screen printing?
Screen printing pushes ink through a fine mesh stencil onto the part, one color per screen. It lays down a thick ink film, which makes it durable and gives strong, opaque solid colors. It works best on flat surfaces and rewards long runs, since each color requires its own screen and setup.
What is pad printing?
Pad printing picks up ink from an etched plate with a soft silicone pad and transfers it onto the part. Because the pad deforms to the surface, it prints accurately on curved, recessed and irregular shapes where a flat screen cannot reach. Its ink film is thinner than screen printing's, so it trades some durability for the ability to print where a screen cannot sit flat.
What is UV printing?
UV printing is digital inkjet printing with inks that cure instantly under ultraviolet light rather than drying by evaporation. It handles full color, gradients and fine photographic detail, requires no screens or plates, and therefore has low setup cost — which makes it strong on short runs and complex artwork. On very long runs the setup savings matter less and other methods can win on cost per unit.
What is hot stamping?
Hot stamping transfers pigment or metallic foil onto a surface using a heated die and pressure. The heat bonds the foil to the substrate, producing a durable mark with a distinctive metallic sheen that ink cannot replicate. It is used both on license plates themselves and on decorative trim.
What is laser etching?
Laser etching uses a focused beam to melt the surface of a material, raising it slightly and altering its appearance without cutting deeply. Typical etched depth is around a thousandth of an inch. It is faster than engraving and preserves the material's structural strength, since almost nothing is removed.
What is laser engraving?
Laser engraving uses a higher-energy beam to vaporize material, cutting a physical cavity into the surface — typically from about ten thousandths of an inch to several hundredths deep. It is slower than etching but far more durable, which matters for marks that must survive abrasion and harsh weather.
| Decoration method | How the mark is made | Strongest at |
|---|---|---|
| Screen printing | Ink pushed through a mesh stencil | Thick, opaque solid colors on flat areas |
| Pad printing | Ink transferred by a silicone pad | Curved and recessed surfaces |
| UV printing | Digital inkjet cured by UV light | Full color, gradients, short runs |
| Hot stamping | Foil bonded by a heated die | Metallic effects ink cannot match |
| Embossing | Raised by die and pressure | Tactile text with no ink |
| Laser etching | Surface melted by a focused beam | Fast permanent marks on metal |
What does UV-inhibited or UV-stable mean?
It means additives have been compounded into the plastic or ink to absorb or block ultraviolet light, slowing the fading, yellowing, chalking and embrittlement that sunlight causes over time. Two frames can share the same base resin and behave completely differently after a summer in Arizona, and this is why.
What is tooling?
Tooling is the custom hardware built to produce your specific part or graphic — molds, dies, print screens, or fixtures. It is a one-time cost paid before the first unit exists, and it is the main reason custom manufacturing has minimum quantities and why per-unit price drops so sharply with volume.
What does MOQ mean?
MOQ is minimum order quantity: the smallest batch a supplier will produce for a given product. It exists because setup and tooling costs are fixed per run, so below a certain quantity the per-unit price becomes absurd or the job becomes unprofitable. MOQs vary widely by material and process, so a supplier's minimum tells you something about how they manufacture, not just how they sell.
What is lead time?
Lead time is the span between placing an order and receiving the goods. Used strictly it covers production plus transit; used loosely it often means production only. Always ask which definition a supplier means. Frontline Frames quotes 2–3 weeks of production from order confirmation, with shipping time on top.
What is unit cost?
Unit cost is the price of a single item — one frame — as opposed to the total invoice. It is the only figure that compares meaningfully across suppliers and quantities, because totals conflate price with volume. Ask for unit cost at your actual quantity, delivered, when comparing bids.
What is tiered pricing?
Tiered pricing sets different per-unit prices for different quantity bands. Order inside a band and every unit costs the same; cross into the next band and the per-unit price steps down. It reflects how fixed setup costs spread across a run. Our tiers appear live in the builder as you change quantity.
For terminology on artwork, layout and branding — safe zones, vector files, Pantone matching, proofs — see the companion design and branding glossary on the blog.