Số 1, Đường Tech 9, Khu phát triển công nghệ cao và cao cấp, Hồ Songshan, thành phố Đông Quan, tỉnh Quảng Đông | sale@tonyhk.hk |
Thông tin chi tiết sản phẩm:
Thanh toán:
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Power: | Electronic | Product Name: | Flammability Testing Equipment |
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Structure: | thick 1.5mm 304 # stainless steel | Furnace specifications: | length, width (305 ± 5) mm, height (2130 ± 10) mm |
Igniter: | high voltage automatic ignition | combustion timing: | 0-99.99s |
Điểm nổi bật: | flammability testing equipment,laboratory testing machines |
NFPA-701 Methods 2 Textiles and Films Flame Propagation Testing Equipment
Application:
It is used to assess the propagation of flame beyond the area exposed the ignition source. It is applicable to vinyl-coated fabric blackout linings and fabrics including multilayered fabrics, films and plastic blinds, with or without reinforcement or backing, with area density greater than 700g/m2.
Standard:
NFPA 701-2004 Methods 2
Specification:
1. Laboratory: in accordance with 12.2 of NFPA 701-2004
1.1 Furnace specifications: length, width (305 ± 5) mm, height (2130 ± 10) mm;
1.2 Structure: made of thick 1.5mm 304 # stainless steel. In front of a transparent observation window;
1.3 Top Sample Rod:
1.3.1 from the bottom of the furnace body edge 1190 ± 10mm, both sides should be set to 4mm horizontal alignment of the hole;
1.3.2 consists of steel rods with a diameter of (1.5 ± 0.1) mm or (3.0 ± 0.1) mm and a length of (330 ± 10) mm, which one end is cut into a sharp point;
1.4 Bottom sample rod: consisting of steel rods with a diameter of (1.5 ± 0.1) mm and (255 ± 10) mm in length, which one end shall be cut into a sharp point;
1.5 Vertical guide line:
1.5.1 A pair of vertical guide wires made of soft steel wires are located at the center of the furnace body (100 ± 5) mm on both left and right sides (the distance of the pair of wires is (200 ± 5) mm);
1.5.2 The distance between lines of each pair is (25 ± 2) mm (from front to back in the box)
1.5.3 The vertical guide wire shall be mounted on a rod of diameter (6 ± 0.05) mm
1.6 The upper part of the test room shall be installed with glass fiber cloth baffle with dimensions of (1000 ± 10) mm × (125 ± 5) mm; glass fiber cloth shall be made with glass sewing thread at each end (40 ± 3) mm (3 ± 0.2) mm × (330 ± 5) mm, and pass through the hole (4 ± 0.5) mm in the middle of the top of the chamber; (4 ± 0.5) mm × 25 ± 1) mm, each end is round;
2 Burner:
2.1 Installed in the fixed seat, into a 20-angle tilt;
2.2 Burner heat: 800BTU / ft3 ~ 1000BTU / ft3
2.3 Nozzle from the bottom of the test: 100mm
2.4 Flowmeter: for the rotor flowmeter, the maximum range should be 150 L / hr or 300 L / hr
2.5 Needle Valve: adjust the height of the flame
2.6 Pressure gauge: 0 ~ 1Mpa, the accuracy of 0.5
2.7 Flame measurement scale: measure burner flame height and sample size with an accuracy of 1 mm
3 Control section:
3.1 Igniter: high voltage automatic ignition
3.2 Timers:
3.2.1 combustion timing: 0-99.99s arbitrarily set, the resolution of 0.01s, accuracy of 0.1s
3.2.2 continued combustion time: 0-99.99s arbitrarily set, the resolution of 0.01s, accuracy of 0.1s
3.3: automatic control: such as ignition, combustion timing, continued combustion time.
Người liên hệ: linmei
Tel: 86-13421721188
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