Hollow column
Hollow column
Viewed : 154Color: teak, ebony
Material: Moso Bamboo
Dimensions: As specified below
Material Characteristics: Moisture-resistant、Acid and alkali-resistant、Resistant to deformation, cracking, warping, and rotting、Termite and insect-resistant
★Certified by Taiwan SGS and various public or private academic institutions. Meets or exceeds the specification standards of solid wood and composite wood
Applications: Wooden boardwalks, platforms, Railings, Grilles, Interpretation boards, signage, Pavilions, Pergolas, Trellises and landscape projects
Suitable Environments: Schools, public spaces in buildings, parks, hot spring areas, forests, lakesides, and coastal regions
<Schematic diagram of hollow column>
Material specification table (cm)
| Long | Width | High |
| 10 | 10 | 186 / 250 |
| 12 | 12 | 186 / 250 |
| 15 | 15 | 186 / 250 |
Material testing standards
| Item | Test Item | Test Method | Specification requirement value |
| 1 | Longitudinal compressive strength test(kgf/cm2) | CNS 453 (2013) | above 700 |
| 2 | Bending strength - the direction of the load is vertical the direction of the fiber(kgf/cm2) | CNS 3904 (2017) | above 850 |
| 3 | Density(g/cm3) | CNS 2215 (2012) | above 1.05 |
| 4 | Flammability test | CNS 11668(2008) | Flamcs heating time 2min Remaining flame time is less than 5 sec Embers time is less than 15 sec Area of carbonization is less than 50cm2 |
| 5 | Acid resistance (5% acetic acid solution) | CNS 8058 (2014) | No crack,blister,delamination,softening, significant discoloration,or change in gloss shall occur |
| 6 | Alkali resistance (1% sodium carbonate solution) | CNS 8058 (2014) | No crack,blister,delamination,softening, significant discoloration,or change in gloss shall occur |
| 7 | Water resistant test (Type A) | CNS 8058(2014) | No split,blister,delamination,significant discoloration and gloss change occur |
| 8 | Abrasion Resistance - depths(mm) | CNS 10785(2019) | When the number of revolutions is 20,000 revolutions, Surface wear depth is less than 2mm |
| 9 | Accelerated weather resistance test (UV, 700h) Color difference (ΔE*) | ASTM G154-16 cycle1 ASTM D2244-21 | Visual appearance shows no powdering phenomenon Color difference≦15 |