Cuspated 6mm Protection Board
Cuspated sheet is a solid sheet extrusion formed into a profile with raised cusps on the sheet.
Protection of waterproofing membranes during back-fill
Protection of membrane from other trades during construction
Slip sheet (isolation sheet) between waterproofing membrane and toppings
Cool room packaging divider sheets
1. Light weight
2. Up to 43% greater puncture resistance than corflute board
3. Available in rolls or sheets
Sheets: 1.8 metres x 1.2 metres x 6mm
Rolls: 1.2 metres x 50 metres x 6mm
This product is manufactured from a compounded Polyolefin formulation. Specially formulated with a hardness and stiffness to provide a high resistance to puncture and perforation and has the following typical properties:
Tensile strength at yield: ASTM D638 22 - 31 MPa
Elongation at break: ASTM D638 10 - 1200%
Flexural Modulus: ASTM D790 1000 - 1500 MPa
Hardness Shore D: ASTM D2240 73
Water absorption: ASTM D570 < 0.01%
Maximum deformation: (Puncture Test - ASTM D4833) 24 mm
Load at maximum deformation: (Puncture Test - ASTM D4833) 120 N
oad at 20% Compression: (Crush Test - ASTM D2412) 876 N
Stress at 20% Compression: (Crush Test - ASTM D2412) 38 kPa
Young's Modulus: (Crush Test - ASTM D2412) 0.43 Mpa
Cuspated 6mm Protection Board has outstanding chemical resistance to most organic and inorganic chemicals. However it is liable to attack by oxidizing agents such as bromic acid, sulfuric acid, nitric acid and benzene.
Standard Black Cuspated 6mm Protection Board has an approximate outdoor life of 6 months to 2 years. UV stabilizer can be added to improve the outdoor life span.