Material guide
Short answer
For most product displays, start with a gloss face and polished edges if the product must be seen clearly. Choose a matte, satin or frosted face when glare, fingerprints or a softer look matter more than sharp detail through the panel. These names are not interchangeable, and they are not a single industry grade. Transmission, haze and gloss change with sheet grade, thickness, texture depth and how the edge was finished.
A useful buying rule is to separate three decisions: the face finish (gloss, matte, satin or frosted), the edge finish (saw-cut, routed, flame-polished or diamond-polished), and the sheet type (cast or extruded). Mixing those decisions in one word such as “frosted acrylic” is the most common source of samples that do not match the drawing.
What a surface finish actually is
An acrylic surface finish is the texture and reflectivity of the face, not the strength of the sheet and not the color. Gloss means a smooth face that reflects a light source as a distinct highlight. Matte and satin mean a fine texture that scatters that highlight. Frosted usually means a heavier texture, closer to etched glass, that hides detail behind the panel more than a light satin does.
Those words are descriptive, not standardized grades. One mill’s “matte” can be another mill’s “non-glare,” and a fabricator’s sandblasted frost is not the same part as a sheet cast or extruded with a texture already in the surface. Röhm’s ACRYLITE documentation, for example, treats non-glare, POP matte, satin and crystal-frost textures as different products, with edges that can remain glossy even when the face is textured.
Optical numbers should be read the same way. Colorless smooth acrylic sheet is often quoted near 92% luminous transmittance because each smooth surface reflects roughly 4% of a perpendicular beam, before absorption in the sheet is counted. That figure comes from manufacturer optical notes for colorless sheet and is measured under a stated method, commonly ASTM D1003. It is not a promise for every thickness, color, frost or viewing angle.
Comparison of common finishes
The table below is a specification aid, not a test report. Gloss units depend on the meter angle in ASTM D523 (typically 20°, 60° or 85°). Haze and transmittance depend on ASTM D1003 conditions, thickness and grade. Ask for the datasheet of the exact sheet when a number will be written into a purchase order.
| Finish | What you see | Typical optical behavior | Better when | Weaker when |
|---|---|---|---|---|
| Gloss / polished clear | Mirror-like highlights; product color and edges stay sharp through the panel | Highest clarity of the group on colorless sheet. Manufacturer notes for smooth colorless acrylic often cite about 92% transmittance at a perpendicular beam, before texture or tint | Cases, risers, brochure holders and blocks where the product must read clearly | Strong overhead light, camera glare, or a face that will be handled often |
| Matte / non-glare | Fine texture; reflections soften; text behind the sheet usually remains readable | Lower specular gloss than a polished face. Haze rises, but the sheet can stay translucent. Exact haze is texture-specific | Sign covers, menu sleeves, frames and panels under spotlights | Luxury products that depend on sharp reflections and full clarity |
| Satin | Soft, even texture; often described as velvet or silk rather than etched glass | Between matte and frost. Some satin sheets are textured on one or both faces while edges stay glossy | Cosmetic fixtures, privacy screens and panels that should look finished, not sandblasted | Buyers who need either full clarity or strong hiding of the object behind the panel |
| Frosted | Etched-glass look; shapes behind the panel blur | More diffusion than a light matte. Colorless satin or frost grades from major mills can still transmit a large share of light; white diffuser grades transmit less. Do not treat “frosted” as one transmittance number | Light diffusers, privacy panels, backlit logos and bases that should hide hardware | Any face the customer must see through, such as a case front |
| Textured / patterned | Prism, pebble, reed or other repeating pattern | Pattern dominates both glare and see-through. Optical data must come from that pattern’s datasheet | Decorative dividers and light panels | Close viewing of small products or printed text |
Gloss
A gloss acrylic face is the as-manufactured smooth surface of cast or extruded sheet, sometimes improved by polishing. On a fabricated part, “gloss” often refers only to the edges: a saw-cut edge is matte and slightly cloudy; flame polishing or diamond polishing brings that edge back toward the clarity of the face.
Gloss is the default for a display case front, a clear riser and a brochure holder because the product, not the fixture, should carry the contrast. The tradeoff is specular reflection. A polished face will mirror ceiling lights. That is a lighting and angle problem as much as a material problem. Tilting the front panel, moving the spotlight, or using a matte face on the non-viewing sides often solves it without frosting the window the customer looks through.
Gloss also shows dust, fingerprints and fine scratches more readily than a textured face. For a high-touch counter fixture, a gloss face can still be the right choice if the product must be seen, with the understanding that cleaning frequency goes up. Abrasive cleaners and dry wiping are a common cause of haze on polished acrylic; a soft cloth and a cleaner labeled safe for acrylic or polycarbonate are the usual maintenance note.
Matte and satin
Matte and satin are both low-gloss, but they are not the same specification. In display work, matte or non-glare usually means a fine one-side or two-side texture meant to cut glare while keeping print readable. Satin often means a slightly deeper, more even texture used for appearance, and it may be available as a named sheet product rather than a secondary process.
A practical distinction used by sheet producers is that these textures are a surface treatment. The edge of a satin or matte sheet can still be glossy unless the fabricator textures it. If a drawing says “all surfaces matte,” the edge process has to be called out separately. Flame polishing a matte edge will make that edge glossy again.
Matte faces hide light fingerprints better than gloss and reduce camera glare on price cards and menu covers. They also lower perceived scratch contrast: a light scuff is less obvious than on a mirror face, though the texture itself can trap dirt in the grain. For a front window of a jewelry or cosmetics case, matte is usually the wrong face, because it softens the product. For the side cheeks, base and rear panel, it is often the better face.
Frosted
Frosted acrylic is the finish people mean when they want the panel to look like etched glass. It can be bought as frosted sheet, or produced by sandblasting, chemical etching or a frost film. Those routes do not age or clean the same way. A cast-in or extruded texture is part of the sheet. A blast or etch is a depth of texture applied later, so coverage near holes, bends and bonded joints needs a note on the drawing. A film can be replaced, but the edge of the film is visible on close inspection.
Use frost where seeing through the panel is not the job: a privacy divider, a side panel that should hide a cable, a backlit logo panel, or a base under a clear top. Avoid it on the primary viewing face of a product case. If the goal is only glare control, a lighter matte usually keeps more detail than a frost.
Light transmission of frosted sheet is not one value. Colorless textured sheet can still pass most of the incident light while scattering it; a white diffuser grade is specified to pass less and to hide LED hotspots. Thickness changes both effects. The correct number is the one on the datasheet for that color code and thickness, measured by the method named on the sheet.
Other finishes buyers ask about
Anti-glare versus anti-reflective
Anti-glare usually means a texture that scatters reflections. Anti-reflective usually means a coating that reduces the amount of light reflected. They solve different problems. A texture will not match a coated optical window, and a coating has its own cleaning limits. If a project needs a coated face, the coating type, indoor or outdoor use, and whether the part will be bonded or flame-polished after coating all have to be confirmed before production.
Hard-coated sheet
Some acrylic sheet is sold with an abrasion-resistant coating. It can improve resistance to light cleaning wear compared with uncoated sheet, but the coating can craze or whiten if the part is later flame-polished, cement-bonded or sharply formed. Hard coat is a process constraint, not only a surface adjective.
Printed, painted and mirrored faces
UV printing, screen printing and mirror backing are graphics, not optical finishes, but they change what the face must do. A gloss face makes color look deeper; a matte face reduces glare on large printed fields. Mirror-backed acrylic is a separate product and should not be flame-polished on the mirrored face.
Sheet texture versus shop finishing
Two parts can both be called frosted and still differ. One is cut from textured sheet. The other is clear sheet that was blasted after machining. Textured sheet is more repeatable across a batch. Secondary blasting can follow a curved edge and can be limited to one zone, such as a logo window left clear inside a frosted panel.
Edge work is independent. Typical shop options are:
- Cut or routed edge: functional, visibly matte, lowest cost.
- Flame-polished edge: glossy and clear, fast on straight or simple profiles; less suitable next to printed areas, hard coat or very thin sections.
- Diamond or buff polished edge: glossy, used when the edge is in the sightline, as on a block, a thick case or a museum cover.
- Sanded matte edge: specified when a gloss edge would look inconsistent next to a matte face.
Cast and extruded sheet both accept these finishes. Cast sheet is generally preferred when the edge will be polished and looked at closely, or when cement bonds and machined details dominate the part. Extruded sheet is often used for simpler profiles and formed parts. That choice should follow the part, not a blanket rule. A short comparison of the two sheet types is in extruded versus cast acrylic.
Which finish to choose
| Scenario | Face | Edge | Why |
|---|---|---|---|
| Retail case or cabinet front | Gloss clear | Polished | The product has to stay sharp. Control glare with lighting before changing the face |
| Side panels of the same case | Matte or light frost | Matched to the face, or polished if the edge is a design line | Hides internal hardware and reduces side reflections |
| Brochure or sign holder | Gloss, unless the card sits under a spotlight | Polished on visible edges | Print contrast matters more than a soft texture. A matte cover is reasonable for menus under direct light |
| Counter fixture people touch all day | Matte on non-critical faces; gloss only where the product is viewed | Polished and eased, not sharp | Texture hides light marks; eased edges matter more for handling than the face name |
| Backlit logo or light panel | Frost or a named diffuser grade | Usually hidden | The job is scatter, not see-through. Match the grade to the LED pitch |
| Award block or photo cube | Gloss | Diamond or buff polished | The edge is part of the object. A matte edge reads as unfinished |
| Privacy screen or divider | Frost or satin | Polished or matte, as a design choice | Hiding the view is the requirement. Confirm how much silhouette is still acceptable |
Examples of parts where these choices show up: a clear acrylic display cabinet is normally gloss on the viewing faces; a three-tier A5 brochure holder is normally clear with polished edges; a polished acrylic photo block depends on the edge finish as much as the face. Frosted or tinted sheet can be substituted on any of these if the drawing says so.
How to specify a finish
A finish note that a factory can quote without guessing usually includes:
- Face: gloss, matte, satin or frosted, and whether one side or both.
- Reference: a named sheet code, a previous sample, or “match approved sample.”
- Edge: cut, flame-polished, diamond-polished or matte. Say which edges are in the sightline.
- Zones: for example, frosted border with a clear window, if the texture is not full-face.
- Sheet: cast or extruded, thickness, and color. Thickness tolerance is a separate note; see acrylic thickness tolerance.
- Secondary processes that conflict with coatings: cement joints, flame polish, thermoforming, hard coat.
- Acceptance: viewing distance and lighting for the approval sample, not a gloss-unit target copied from an unrelated coating spec, unless the meter angle and standard are agreed.
Gloss units and haze percentages are comparable only when the test method, angle, thickness and grade are the same. A 60° gloss reading on a textured sheet is not a substitute for looking at the part under the store’s own lights.
FAQ
Is frosted acrylic the same as matte acrylic?
No. Matte or non-glare usually means a fine texture that still lets text and product detail read through. Frosted usually means a heavier etched look that blurs what is behind the panel. Suppliers use the words differently, so an approved sample is safer than the adjective alone.
Does a matte finish reduce light transmission to a fixed percentage?
It reduces specular reflection and increases haze, but there is no single percentage for “matte.” Transmission depends on the texture, color and thickness. Use the datasheet for the sheet being purchased, and treat published figures as valid only under the stated test method.
Will flame polishing a frosted part make it clear again?
Flame polishing melts the surface. On an edge, that produces a gloss edge. If the flame reaches a frosted face, it can locally erase the texture. Mask the face, or polish before frosting, if the face texture has to survive.
Which finish shows scratches less?
A textured face hides fine scuffs better than a polished face because there is no mirror highlight. It does not make the sheet harder. Dirt can sit in the texture, so cleaning still matters. A hard-coated sheet is a different option and limits later polishing and forming.
Can one display mix gloss and frost?
Yes. A common build is a gloss front, frosted or matte sides, and a polished edge on any profile the customer sees. Call out each panel. A single note of “frosted display” will be read as every panel.
Is cast acrylic required for a gloss finish?
No. Both cast and extruded sheet are supplied with a gloss face. Cast is often chosen when thick polished edges, cement joints or machined details are visible. Extruded is often chosen for simpler parts and forming. The edge quality, not the word “gloss,” is what the buyer usually notices.
About the factory behind this site
The finish guidance above is general acrylic practice. It is not a claim that every texture is stocked as a standard product.
Custom-Displays.com is the project site of Sunday Knight Co., Ltd., an acrylic fabricator in Dongguan, Guangdong, established in 2012. The factory cuts, machines, polishes, prints, forms, bonds and assembles custom displays, boxes and fixtures to customer drawings or samples. Face texture, edge polish and sheet type are confirmed at quotation, usually against a sample or a named sheet, rather than assumed from a catalog photo. Project scope and facility background are on the about page. Box and case formats are grouped under custom acrylic boxes and cases.
Sources
- ASTM D1003, Standard Test Method for Haze and Luminous Transmittance of Transparent Plastics. astm.org/d1003-21.html
- ASTM D523, Standard Test Method for Specular Gloss (20°, 60° and 85° geometries for nonmetallic specimens). astm.org/d0523-14r18.html
- Röhm, ACRYLITE optical notes: colorless smooth sheet is typically cited near 92% transmittance because each surface reflects about 4% of a perpendicular beam. acrylite.co knowledge base
- Röhm, differences between ACRYLITE sheet surface textures (non-glare, POP matte, satin and crystal frost described as distinct products; texture is a face finish and edges can remain glossy). ACRYLITE surface textures
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