YG815GB Fur Burning Behavior Tester

INTRODUCTION

APPLICATION:

The sample is pretreated by a prescribed method, and a surface burning test is performed using a standard fire source, and the flame retardancy of the sample is judged based on the combustion result.

STANDARD: QB/T2973

TECHNICAL PARAMETERS:

1. Host:

1.1 The internal dimensions are 304.8mm × 304.8mm × 304.8mm ± 5mm;

1.2 The inner plate is made of hard refractory insulation board;

1.3 It has similar heat resistance to asbestos cement board, and the thickness is not less than 6mm;

1.4 The top of the box can be opened, with refractory mirror glass, you can observe the burning of the sample;

1.5 There is a movable bottom plate made of the same material, which is convenient for taking samples.

1.6 After the movable bottom plate is opened, the effective height of the opening of the plate surface is 30mm.

2. Stakeout rack:

2.1 Square stainless steel plate: 228.6mm × 228.6mm ± 0.5mm, thickness 6 ± 0.5mm;

2.2 Open a circular hole with a diameter of 203.2±1.5mm in the middle;

2.3 A 25mm × 25mm × 1.5mm foot around it.

3. Pressure plate: square stainless steel plate: 228.6mm × 228.6mm, thickness 6 ± 0.5 mm. A circular hole with a diameter of 203.2 ± 1.5 mm is opened in the middle;

4. Heat insulation board: Asbestos board: size is 280mm × 280mm and 3mm thick, one piece.