hard Foam plastic Vertical combustion tester
This machine is suitable for evaluating the vertical combustion performance of rigid foam plastic or foam rubber under laboratory conditions;
This machine is suitable for evaluating the horizontal combustion performance of small foam plastic samples with a density less than 250kg/m3 measured according to ISO 845:1985 in a small flame under laboratory conditions.
[Detailed Description]
Rigid foam plastic vertical combustion tester, GB/T8333 vertical combustion tester, rigid foam plastic combustion tester (vertical method)
summary:
This machine is suitable for evaluating the vertical combustion performance of rigid foam plastic or foam rubber under laboratory conditions;
This machine is suitable for evaluating that the density measured according to ISO 845:1985 is less than 250kg/m under laboratory conditions three The horizontal combustion performance of small foam plastic sample in small flame.
Test standard:
GB/T8333-2008 Test method for flammability of rigid cellular plastics Vertical burning method; (Equivalent to ASTM Standards
GB/T8332-2008 Test method for flammability of cellular plastics Horizontal burning method. (Equivalent to all standards ISO9772 Foam Plastics
——Small sample under small flame condition be launched Determination of flat burning performance)
Main specifications:
◆ Bunsen lamp Inner hole of combustion tube: 9.5 ± 0.5mm
◆ Burner length of Bunsen burner: 100 ± 10mm
◆ Angle between Bunsen burner and vertical direction: 0 °/15 °
◆ Bunsen burner wing top: opening internal length 48 ± 1mm, width 1.3 ± 0.05mm
◆ Vertical combustion rack barrel length: 305mm
◆ Vertical burning sample Bracket : base plate 191 × 13 × 6mm, nail diameter 2.5mm, length 38mm
◆ Vertical combustion weighing plate: aluminum, diameter 50mm
◆ Position of weighing plate: the distance from the bottom of weighing plate to the bottom of combustion cylinder is 76mm
◆ Vertical flame height: 25~30mm
◆ Position of vertical combustion sample: 25mm from the center of combustion pipe top
◆ Specification of vertical burning sample: 20 ± 1mm × 20 ± 1mm × 250 ± 1mm
◆ Number of vertical burning samples: 6
◆ Ignition time of vertical combustion: 10s
◆ Position of horizontal burning sample: the bottom of the sample is 13 ± 1mm from the wing top of Bunsen burner
◆ Position of horizontal burning marking line: 25mm, 60mm, 125mm from ignition point
◆ Horizontal combustion supporting net: 215 × 75mm, end folded right angle, height 13mm
◆ Horizontal flame height: 38 ± 2mm
◆ Horizontal combustion ignition time: 60s
◆ Specification of horizontal combustion sample: 150 ± 1mm × 50 ± 1mm, sample thickness ≤ 13mm ± 1mm
◆ Number of samples: no less than 20
◆ Power supply: AC 220V/50Hz