FOSHAN FACTORY DIRECT

Zero-waste metal mesh. Full strength, full visual impact.

Stretched stainless steel mesh creates continuous diamond patterns with no material loss. Ideal for hotel lobbies, restaurant dividers, and office zoning — 304 or 316 grade, brushed or PVD finish.

Foshan Facility
15,000+ sqm production floor
Global Shipping
30+ countries served
Zero-Waste Process
100% material utilized

Where does your screen go?

Expanded metal works across hospitality, commercial, and residential interiors.

Hover to pause
METHOD GUIDE

Which Manufacturing Method
for Your Screen?

Not every project needs laser. Here's how to choose.

Expanded metal mesh interior

This Process

Expanded Metal

Best Value

Process

Slit & stretch sheet metal

Material Loss

Zero — metal is stretched

Pattern Type

Diamond mesh

Structural Integrity

Highest — continuous metal

Cost Level

Lowest

Best For

Large screens, partitions, ventilation

Perforated facade panel

Alternative

Perforated

Process

Punch / stamp holes in sheet

Material Loss

Material removed (scrap)

Pattern Type

Round, square, hex holes

Structural Integrity

Medium — depends on open area

Cost Level

Medium

Best For

Facade cladding, acoustic control

Laser-cut metal panel

Premium Option

Laser-Cut

Process

CNC laser beam cutting

Material Loss

Material removed (scrap)

Pattern Type

Any geometry, logos, images

Structural Integrity

Medium — depends on pattern

Cost Level

Highest

Best For

Custom decorative patterns, logos

Values are general guidelines. Submit your drawing for a specific recommendation.

Standard Diamond
Micro \/ Fine
Raised Flat
MESH TYPES

Standard Diamond

45° diamond aperture — the most specified grade for hospitality and architectural screens. Balances open area with structural rigidity across the widest sheet sizes.

65–75% openHotel lobbies, facadesUp to 3,000mm

Hexagonal

Six-sided cells deliver higher open area with lower visual weight than diamond. The geometry reads as architectural detail at close range and dissolves to transparency at distance.

70–80% openRetail ceilings, facadesUp to 2,500mm

Micro \/ Fine

Tight 2–4mm cells create near-solid visual privacy while still passing air and diffuse light. Reads as a solid plane from normal viewing distance.

35–45% openPartitions, privacy screensUp to 1,800mm

Raised Flat

Diamond raised then cold-flattened gives a rigid, smooth-faced sheet with even finish. The structural grade for balustrades, stair infill panels, and load-bearing applications.

70–80% openBalustrades, stair infillUp to 3,000mm

Standard strand widths run 1.5mm–6mm. Wider strands increase structural rigidity; narrower strands maximise the open area percentage.

Mill finish, powder coat (RAL palette), or hot-dip galvanised for exterior use.

Yes — hexagonal mesh bends across one axis more readily than diamond. Minimum bend radius depends on strand gauge and aperture size.

We can laminate 25–50mm acoustic foam or mineral wool behind the mesh panel before framing. Typical NRC improvement: 0.4–0.7.

Yes — when framed in a compliant balustrade system and using the correct gauge (3mm+ strand residential, 5mm+ commercial). We supply structural calculations on request.

MATERIAL & FINISH

The metal your project actually needs

Three base alloys. Eight surface treatments. Every combination manufactured to your drawing from our Foshan facility.

Standard grade for indoor and covered-exterior projects. Resists oxidation in dry, climate-controlled environments — suits standard architectural specifications.

Available Finishes

Brushed #4Brushed #4
Mirror #8
PVD Champagne GoldPVD Champagne Gold
PVD Rose GoldPVD Rose Gold
PVD Matte BlackPVD Matte Black
Mill Finish
Grade 1.4301· Strand 0.5–3.0 mm· Sheet up to 3,000 mm wide

Chloride-resistant alloy for coastal facades, pool enclosures, and food environments. The low-carbon L variant gives cleaner welds on fabricated frames.

Available Finishes

Brushed #4Brushed #4
Mirror #8
PVD Champagne GoldPVD Champagne Gold
PVD Matte BlackPVD Matte Black
Electrolytic Polished
Grade 1.4404· Strand 0.5–2.5 mm· Sheet up to 2,500 mm wide

65% lighter than equivalent stainless. Essential for ceiling rafts, demountable partitions, and any structure with dead-load constraints. Takes any RAL powder coat colour shipped direct.

Available Finishes

Powder Coat — RAL custom
Anodised Natural
Anodised ChampagneAnodised Champagne
Mill Finish
Alloy 1100 / 3003 / 5052· Strand 0.8–4.0 mm· Sheet up to 2,400 mm wide
304 Stainless Steel
Standard Interior Grade304 Stainless Steel
Grade 1.4301
316L Stainless Steel
Marine & Coastal Grade316L Stainless Steel
Grade 1.4404
Expanded metal ceiling raft detail
Lightweight StructuralExpanded Mesh
304 / 316 Stainless

EXPANDED

READY TO QUOTE

Your expanded metal screen spec, reviewed in 24 hours.

Send dimensions, mesh type, material, and finish preference. Your engineer returns feasibility, lead time, and price.

Manufacturing Limits

Expanded Metal — Manufacturing Envelope

Standard ranges. If your spec falls outside, we review feasibility case by case.

Parameter Range Status Note
Max Panel Size 1220 × 2440 — 2000 × 3000 mm Standard Sheet or coil format
Material Thickness 0.8 — 12.0 mm Standard Al 1–6 mm; SS 1–12 mm
Min Hole / Web ≥ 1.0 mm / ≥ 2.0 mm Standard Must exceed material thickness
Edge Distance ≤ 60% Review Up to 80% for light gauge only
Max Open Area ≤ 70 % Review Perimeter frame recommended
Linear Tolerance ±0.5 mm Standard CNC turret punch
Material & Finish SS304/316/Al + Powder/PVD/Brushed Standard ASTM B117 500–1000 hrs

Values listed are standard ranges. Submit your drawing for custom feasibility review.

Check My Spec Against This Table

Click any column to sort

CNC Turret Punching
CNC Turret Punching
Punching
Deburr & Edge Clean
Deburr & Edge Clean
Deburring
Surface Polishing
Surface Polishing
Polishing
Final Inspection
Final Inspection
Inspection
Export Packing
Export Packing
Shipping

How We Work

From Brief to Delivery — 5 Steps

Each step has a gate. Nothing moves forward without sign-off.

Drawing Review + Open Area Check

Drawing Review + Open Area Check

  • Pattern, hole spacing, and open area % verified against manufacturing limits
  • You get a feasibility report within 24 hours

What We Check

Drawing, open area %, hole spacing

Lead Time

24h

Sample Confirmation

Sample Confirmation

  • First article punched and inspected
  • Hole quality, burr level, and flatness signed off before batch run

What We Check

Hole quality, burr level, flatness

Lead Time

3–5 days

CNC Turret Punching

CNC Turret Punching

  • High-speed CNC punching at ±05 mm tolerance
  • Real-time punch force monitoring with automatic stop on deviation

What We Check

±0.5 mm tolerance, deviation monitoring

Lead Time

Per batch

Deburr + Surface Finish

Deburr + Surface Finish

  • All edges deburred, holes cleaned
  • Finish applied per spec — brushed, mirror, PVD, or powder coat

What We Check

Brushed, mirror, PVD, powder coat

Lead Time

1–3 days

QC + Export Packing

QC + Export Packing

  • Dimensional report, photo documentation, protective film applied
  • Reinforced wooden crate for sea/air freight

What We Check

Photo report, protective film, crating

Lead Time

Same day

5-step gate · sign-off at every stage Send Drawing for Feasibility Review
EXPANDED METAL FAQ

Questions About Your Expanded Metal Project

Expanded metal panel cost varies with material grade, thickness (typically 1.0–3.0 mm), pattern (SWD/LWD), panel size, and finish. We do not publish unit prices: the variables interact, and a per-square-metre number quoted before the drawing is reviewed misleads more than it helps. Send the specification and we return a line-item quote for your quantities.

MaterialFinishWhat it changesNotes
304 Stainless SteelMill / brushedBaseline material and finishInterior or mild exterior
304 Stainless SteelPowder coat or PVDAdds a coating step for colour or extra durabilityColour or wear resistance
316 Stainless SteelMill / brushedHigher-alloy sheet for chloride exposureMarine / coastal
  • Standard patterns and heavier gauges are both available; the quote states what each adds for your specification.
  • Tell us the quantity, incoterm, and destination you are working to, and the quote prices freight and duties as their own lines rather than an estimate.

Material choice directly impacts long-term durability in different climates. Salt spray testing (ASTM B117) and real-world exposure data provide clear benchmarks for hotel lobbies, exterior facades, and coastal projects.

MaterialSalt Spray Hours (typical)Real Environment PerformanceBest Applications
304 Stainless Steel500–1,000 hoursGood in inland/industrial; pitting risk in salt air after 5–10 yearsInterior or protected exterior
316 Stainless Steel1,000–2,000+ hoursSuperior in coastal/marine; 20+ years with minimal maintenanceExterior facades, high-humidity, saltwater exposure
  • 304 SS offers good general corrosion resistance but is vulnerable to chlorides.
  • 316 SS contains 2–3% molybdenum, dramatically improving pitting resistance in salt-laden air.
  • Caveat: All materials perform best when properly framed to avoid water pooling; regular cleaning extends service life in all environments.

Open area percentage (the proportion of empty space in the panel) is one of the most frequently requested specifications because it controls light transmission, ventilation, privacy, and shading while directly affecting panel stiffness.

Open Area %Typical Pattern CharacteristicsStructural ImpactVisual / Functional Tradeoffs
30–50%Smaller SWD/LWD, wider strandsHighest rigidity and load-bearing; minimal deflectionGreater opacity/privacy; reduced airflow/light
50–70%Balanced diamond patterns (most common)Good strength-to-weight; suitable for most facades/ceilingsOptimal balance of visibility, ventilation, and shade
70–85%+Larger openings, narrower strandsLower stiffness; requires denser framing or thicker gaugeMaximum light/ventilation; more transparent appearance
  • Higher open area increases airflow and daylight but reduces panel strength, often necessitating additional support frames or heavier base gauges.
  • Lower open area provides better privacy and solar shading but can restrict ventilation and increase material weight/cost.
  • Typical architectural sweet spot: 55–65% open area for most facade and ceiling applications.

Standard sheet sizes minimize cost and lead time, while custom panels are fabricated to exact project dimensions for seamless installation.

CategoryDimensions (mm)Typical Use
Standard sheets1,220 × 2,440 (4×8 ft) or 1,500 × 3,000Stock patterns for quick prototypes
Custom panelsUp to 1,500 × 4,000 or larger (framed)Architect-specified facades, ceilings, balustrades
  • Standard sizes are cut from mill sheets with minimal waste; custom requires dedicated tooling/setup.
  • Minimum quantities are confirmed in your quote: they depend on the finish route, since powder-coated, anodized, and PVD custom runs each have their own setup.
  • Smaller prototype quantities are possible — tell us the area and we confirm the minimum and what it changes for your run.

Lead times depend on pattern complexity, finish type, and current factory load but follow predictable industry benchmarks for architectural projects.

ItemStandard Lead TimeWith Custom Pattern or Premium Finish
Sample panel (1–2 pcs)10–20 days15–25 days
Bulk production (100+ sqm)25–40 days35–60 days
  • Samples include 2–3 finish options and are shipped via air freight for fast approval.
  • Production runs include full QC documentation, material certifications, and packing for sea freight.
  • Expedited options can shave 7–10 days; ask what expediting adds for your run.

Proper installation ensures structural integrity, alignment, and long-term performance. Most architects specify framed systems for ease of mounting and future maintenance.

  • Facade cladding: Panels are mounted on extruded sub-frames using Z-clips, hook-on systems, or concealed brackets; fixed with stainless steel fasteners; designed with 10–20 mm joints for thermal expansion.
  • Ceilings: Suspended on T-bar grids, lay-in framed panels, or swing-down access frames; must maintain minimum open area for sprinkler compliance; often combined with acoustic backing.
  • Interior partitions and balustrades: Framed into steel extrusions, bolted or welded to posts; tempered glass infills optional for hybrid designs.

All methods require coordination with structural engineers for wind loads (facades) and seismic requirements where applicable.

Each grade balances weight, cost, strength, and environmental resistance. Selection is driven by exposure, budget, and maintenance expectations.

GradeWeight (kg/sqm, 2 mm thick)Relative CostKey AdvantagesLimitations
304 Stainless Steel12–16MediumHigh strength, good general corrosion resistance, modern brushed lookPitting risk in coastal or de-icing salt environments
316 Stainless Steel12–16HighestSuperior chloride resistance, longest service life outdoorsHeavier and more expensive
  • Use 304 SS for general commercial interiors and mild-climate facades.
  • Specify 316 SS for coastal hotels, marine-adjacent projects, or high-humidity atriums.

Still have questions? Our engineering team responds within 24 hours.

Ask About Your Expanded Metal Project
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We reply with a feasibility check and line-item quote within 24 hours.

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What to include for faster quoting

  • • Panel dimensions and quantity
  • • Target open area % and hole pattern
  • • Material & finish: 304/316 stainless, brushed/PVD/powder
  • • Project location and target delivery date