4mm 4’x8′ white corrugated plastic sheets for signs

4’x8′ white corrugated plastic sheet is an eco-friendly plastic sheet made of polypropylene material. It is also known as coroplast sign, corflute sign, correx sign, polyflute sign, etc. The corona treated coroplast sign is an ordinary corrugated plastic sheet with corona treatment.

The parameter of corona treated white 4×8 corrugated plastic signs:

Product corona treated white 4×8 corrugated plastic signs
Material PP (polypropylene)
Width (mm) 1200 mm, or customized
Length(mm) 2400 mm, or customized
Thickness (mm) 2mm 3mm 4mm 5mm 6mm 7mm 8mm 10mm 12mm
Weight(g/sqm) 250GSM—3000GSM according to customized
Options Common
Corona Treated ( Dyne 60+)
Anti-Static/ESD (10^6~10^9)
Conductive (10^3~10^5)
Anti-UV Stabilized
Colors White Or Customized
OEM/ODM Accept

Corona treatment is a kind of electric shock treatment, which makes the surface of the white corrugated plastic sign have higher adhesion. The principle is to use high-frequency and high-voltage corona discharge on the surface of the hollow board (high-frequency AC voltage is as high as 5000-15000 V/㎡) to generate low-temperature plasma.

The most popular size of corrugated plastic sign is 4’x8′(4ft x 8ft), it’s also our standard size. We also can customize other size for customers. It has the properties of waterproof, heavy-duty, non-toxic, recyclable, cost-effective, strong and durable, and so on.

Applications of coroplast panels

Corrugated polypropylene sheets are the ideal material for many aspects including coroplast signs, correx floor protection , graphics display, screen printing, various packaging boxes, wardrobe box for moving, arts& crafts, delta traps, tree protectors, layer pads, voting booth,etc.
We can customize various coroplast products for you.
corrugated plastic sheet