Longoni Roberto e figli
 
 
Decorative paper
Postimpregnated paper
Peimpregnated paper, finish foil
Press plates, endless belts, press pads
Metallic foil
PVC foil and edgebanding
Chemical products
Release BOPP, PE plastic film, polyesther plastic film
 

RAW MATERIALS

 
 
Release BOPP, PE plastic film, polyesther plastic film

BOPP can be used as parting surface in the production of HPL. It can be used in different widths depending on the times that the end used is equipped to reuse the sheets. Good BOPP quality is relevant in optimisation of costs and working times.

Nominal thickness m 12 15 20 25 30 40
Weight per unit area g / m ISO 4591 10.9 13.7 18.2 22.8 27.3 36.4
Density g / cm 0.91
Yield m / kg 91.6 73.3 55.0 44.0 36.6 27.5
Coefficient of Friction, (dynamic)film (treated/untreated) film to ISO 8295 <0.5
Wettability (min Treatment level) mN/m ISO 8296 37
Haze % ASTM D 1003 1.4 1.6 1.8 1.8 1.8 1.8
Gloss (45) % DIN EN ISO 2813 >90
Tensile Strength MD TD N / mm DIN EN ISO 527-1/-3 150 250
Elongation at Break MD TD % DIN EN ISO 527-1/-3 200 60
Shrinkage MD TD % ASTM D 1204 120C / 5min 4 2

PE PLASTIC FILM and POLYESTHER PLASTIC FILM are used to cover HPL to avoid scratches. It can be supplied in standard grade or heat-resistant, which is suitable for postforming HPL.