Description

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/T***7 "Test Method for Smoke Density in Combustion or Decomposition of Building Materials" and ASTMD ***3 "Determination Method for Smoke Density from Combustion or Decomposition of Plastics".

3. Main Parameters

(1) Gas source: *5% propane gas or equal purity gas (customer supplied).

(2) Combustion lamp: for Bunsen burner, the length is **0mm, the nozzle diameter is 0.*3MM, and the smoke box is *5 degree angle.

(3) Photoelectric system: light source is bulb, power *5W, 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 ~ **0%

(6) Smoke density measurement accuracy: ± 3%

(7) Receiver: Silicon photocell, transmittance of 0%, for no light pass, transmittance of **0%, light pass completely without shelter

(8) The focal length after treatment is *0 ~ *5 mm.

(9) Main burner pressure: **6 KPa (adjustable)

(*0) Auxiliary burner pressure: **8 KPa (adjustable)

(*1) Automatic timing, automatic ignition, automatic smoke exhaust; luminous flux can be automatically corrected.

(*2) 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: L**0 * W**0 * H**0 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.