China Glass Fiber Reinforced Composite Building Template for Concrete Construction, Find details about China Shuttering, Plywood from Glass Fiber Reinforced Composite Building Template for Concrete Construction
Items | Unit | Test Result | |
Longstar composite formwork | National standard | ||
Surface hardness | HD | ≥58 | ≥58 |
Notched impact strength of simply supported beam | KJ/m2 | ≥100 | ≥25 |
Bending strength | MPa | ≥45 | ≥45 |
Bending modulus | MPa | ≥4000 | ≥2000 |
Hot deformation temperature | ºC | ≥150 | ≥80 |
Dimension change rate | % | ≥0.2 | ≥0.2 |
Mini.temperature of construction | ºC | -40~80 | -10 |
Combustion performance rating | level | satisfy | ≥E |
Item | Composite building formwork | Plywood | Steel formwork | Aluminum formwork |
Density | 0.6 g/cm3 - 0.9 g/cm3 | 0.8 g/cm3 | 7.85 g/cm3 | 2.8 g/cm3 |
Antisepsis and mildew resistance | Decay resistant and mildew free | Rot and mildew | Rust | Decay resistant and mildew free |
Scratch resistance | excellent | Depends on the thickness of the film. | excellent | excellent |
Impact resistance | excellent | commonly | Deformation after impact | Deformation after impact |
Saw, nail, twist | Easy | Easy | can not | can not |
Repairability | Easy repair | Non repairable | Repairable | Repairable |
Clear | Easy to clean up | Easy to clean up | not easy to clean up. | not easy to clean up. |
Expected service life | More than 200 times | 3-10 times | More than 100 times | More than 300 times |
construction | convenient | Soybean wood fixation is needed. | Need large scale crane hoisting. | Need large scale city hoisting |
Salvage value | Normal | Extremely low | high | high |
average cost | Very low | high | low | low |
Performance changes after moisture absorption | unchanged | Expansion and performance degradation | No change | No change |