High density formwork PVC board: Brand: Hardmas 300: Size: 1220*2440,1250*2500mm or upon request: Thickness Tolerance : 2-21 mm or upon request: ±0.1mm : lor: White and all possible lors: Reuse: 30-40 times or more depending on density: Density: mmon densities are: 550, 600 and 650 but we can also offer very high density.