ISO 340:2004燃烧测试
厦门必锐产品技术服务有限公司
中国 厦门
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福建省厦门市
| ISO 340:2004 Conveyor belts - Laboratory scale flammability characteristics- Requirements and test method | ||||||||||
| Test Clause | Requirement | |||||||||
| conditioning | 23 ±2°C and 50±5%, equilibrium | |||||||||
| Sample Required: | ||||||||||
| 1) Conveyor belting with a textile carcases (织物基传输带) | For tests on conveyor belts with and without covers: 200mm*25mm, 16 pcs( 8 pcs longitudinal direction (4 pcs with cover intact and 4 pcs with cover removed) and 8 pcs transverse direction (4 pcs with cover intact and 4 pcs with cover removed) ), | |||||||||
| For tests on conveyor belts with covers intact: 200mm*25mm, 12 pcs( 6 pcs longitudinal direction with covers intact and 6 pcs transverse direction with covers intact ) | ||||||||||
| For tests on conveyor belts designied for use without covers: 200mm*25mm, 12 pcs( 6 pcs longitudinal direction without covers intact and 6 pcs transverse direction without covers intact ) | ||||||||||
| 2) Steel cord conveyor belts (钢绳芯) | For tests on conveyor belts with covers intact: 200mm* as close as possible to 25mm, at least 20 mm; 12 pcs( 6 pcs longitudinal direction with covers intact and 6 pcs transverse direction with covers intact ) | at least contain 2 cors and with the cut edges representing the centreline between adjacents cords | ||||||||
| For tests on conveyor belts with covers removed: 200mm*as close as possible to 25mm, at least 20 mm; 12 pcs( 6 pcs longitudinal direction without covers intact and 6 pcs transverse direction without covers intact ) | ||||||||||
