Photo-etching has been widely used in loudspeaker mesh grilles and speaker  mesh, as it features:

Features
1,Low tooling cost
2, Design flexibility
3, Stress and burr free
4, Easy to coordinate with other manufacturing processes such as PVD plating, stamping, brushing, polishing and so on
5, Various material options -- stainless steel, copper, brass, aluminum, metal alloy at the thickness from 0.02mm to 2mm are all available. 

Material:

Stainless steel,aluminum,brass, copper, bronze, iron, precious metals or customize

Size:

According to customers

Thickness:

0.03-2mm is available

Technique:

High precision etching

Hole:

0.01mm(customize)

Spacing

0.018mm(customize)

Hole shape:

Hexagon, oval, round, rectangle, square, or customized

Surface finish:

Clean.No burr

Features:

No burrs,No broken point,no plugging holes

Application:

Fiber filter,Textile machines or customize

Certificate:

RoHS,ISO

Inspection:

Two-dimension inspection machine,magnifier

Applicable scope:
1, etching processing various kinds of metal,alloy and stainless steel plate, strip,

2, thickness and 2mm scope: 0.5 mm, especially for thin sheet below,
(1), petroleum, chemical, food, pharmaceutical precision filter, filter plate, filter canister, filters
(2) electronic industry with metal plate, plate leakage, lead, lead frame, metal substrate

(3) precision optical and mechanical parts, components, plane spring
(4) friction slices and other parts of concave and convex surface
(5) metal plate and the design of complex metal accessories and elegant handicraft