2016年1月15日星期五

Protective clothing - Protection against Radiant Heat Tester



Protective clothing - Protection against Radiant Heat Tester
Protection performance against radiant heat is the key indicator of flame retardant textiles and the accurate test on protection plays significant role in guiding fabric material option, research and development as well as crafts improvement.
Applications
Protectiveclothing - protection against radiant heat tester is used to determine protection performance of single layer or multiple layer fabrics against radiant heat in high temperature environment, besides, it’s available to test flame retardant sheet thermal insulation properties.
Protective clothing - Protection against Radiant Heat Tester Standards
EN366, ISO6942-2002
Test Methods
According to ISO6942-2002(EN366), we have two test methods for protection performance against radiant heat.
Method A: a specimen is exposed to a certain amount of radiant heat, to reproduce the bad conditions and record specimen appearance changes;
Method B: Place calorimeter to the specimen back side then heat transmission from that side; record temperature changing data over time first and can we then calculate radiant heat transmission.


Protectiveclothing - Protection against Radiant Heat Tester Specifications
1. Infrared quartz lamp: 5
2. Silicon carbide rods heating power: 6.5kW/220V/50Hz
3. Silicon cods heating length: 178mm, diameter 8mm
4. Heat source flux density: 10kW/m280 kW/m2 (adjustable)
5. Radiant heat temperature control: room temp-1200±5(accuracy is 1)
6. Radiant heat temperature sensor: thermocouple (01600)
7. Radiant heat temperature controller: PID intelligent adjustment controller
8. Calorimeter capacity: 480.937 J/K, heating area: 50×50mm2
9. Calorimeter temperature range: room temp-80; Temperature sensor: Pt100 (-200450)
10. Operating platform: Chinese windows xp.
For more information on textile testinginstruments, QINSUN Instruments offer professional guide and will never let you down.

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