ASTMD 2843 Building Material Combustion and Decomposition Smoke Density Testing Equipment
1. Scope of Application
It is applied to test static smoke release capacity when building materials and its subordinate products, as well as solid materials, are burned.
2. Standards
It conforms to GB/T8627 "Test Method for Smoke Density in Combustion or Decomposition of Building Materials" and ASTMD 2843 "Determination Method for Smoke Density from Combustion or Decomposition of Plastics".
3. Main Parameters
(1) Gas source: 95% propane gas or equal purity gas (customer supplied).
(2) Combustion lamp: for Bunsen burner, the length is 260mm, the nozzle diameter is 0.13MM, and the smoke box is 45 degree angle.
(3) Photoelectric system: light source is bulb, power 15W, working voltage 6V
(4) Exhaust system: This machine is equipped with a powerful exhaust fan. After testing, the exhaust gas can be discharged outside.
(5) Smoke density measurement range: 0 ~ 100%
(6) Smoke density measurement accuracy: ± 3%
(7) Receiver: Silicon photocell, transmittance of 0%, for no light pass, transmittance of 100%, light pass completely without shelter
(8) The focal length after treatment is 60 ~ 65 mm.
(9) Main burner pressure: 276 KPa (adjustable)
(10) Auxiliary burner pressure: 138 KPa (adjustable)
(11) Automatic timing, automatic ignition, automatic smoke exhaust; luminous flux can be automatically corrected.
(12) Computer control, including a set of transmittance measurement software, can output curve report forms, data automatic storage and printer
4. Equipment Structure
(1) The machine is composed of two parts: combustion chamber and computer control system.
(2) Size of combustion chamber: L300 * W300 * H790 MM
(3) The combustion chamber is made of high quality non steel plate, machined by CNC machine tool, and the arc shape is beautiful.
(4) The internal parts are made of high quality stainless steel and have excellent rust resistance.
FAQ
Q: Are you trading company or manufacturer ?
A: We are a manufacturer.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? Is it free or extra ?
A: No, we don't provide the samples for testing.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shipment.
If you have another question, please feel free to contact us.
Q: What is your terms of payment ?
A: The warranty for the equipment is 1 year. Definitely, all equipment are tested well and runs well by testing our customer's sample before shipment. Please contact us if the equipment doesn't work well after being shipped to your company. We will guide you how to fix it. The spare parts or components will be sent if necessary. The charges will be occurred if it is caused by customer's misoperation.
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