The Polypropylene (PP) waterproof sheets are the most popular waterproof materials in the world at present. It’s polypropylene waterproof materials by adopting advanced pp together with extrude technology,which perform well in mechanical properties, high tensile strength,oxidation-resistance and resistance to puncture.
Products Specification ：
Divided by product categories: non-homogeneous composite membrane (code H), with fiber composite backing sheet (code L), fabric reinforced sheet (code P), Self-adhesive PP waterproofing membranes.
Length: ≥20m width:1-4m
Thickness: 0.5mm 1.0mm 1.2mm 1.5mm 2.0mm
Color:Black,White,Blue,according to customer’s request.（we also offer two-color membranes）
Technical data sheets GB 27789-2011
mm≥The resin thickness of Middle fabric
N/cm ≥Maximum tension N/cm ≥
MPa≥Tension strength Mpa≥
％≥Maximum tension elongation
％≤Heat treatment size change rate
The sheets are typically used in medium to deep roof garden and are used for waterproof layer in roof planting , big market roof planting,large workshops roof planting,green roof planting and so on.