TN1928-U Mini-Mock-Up Tester (TB 117)

INTRODUCTION

Designed for the assessment of the resistance of upholstered furniture component assemblies to combustion after exposure to smoldering cigarettes under specified conditions.

Apply to upholstered furniture components-cover fabrics ,interior fabrics,welt cords,decking materials,barrier materials,and filling or padding materials including but not limited to : battings of natural or man-made fibers,foamed or cellular filling materials ,resilient pads of natural of man-made fibers ,and loose particulate filling materials(such as shredded polyurethane or feathers and down).

Consists of a base with a centrally located guide and a stationary vertical panel,a movable horizontal carriage,and a removable vertical support panel.

TECHNICAL PARAMETERS

- Two wooden panels : each nominally 8 by 8 in ,with nominal 0.75 in thickness,joined together at one edge.

- The carriage : has a 5 by 8 in platform to support a horizontal specimen.The platform is 2.5 in above the floor of the base and has a 1.5 in lip at the front edge. The carriage is grooved to fit over a guide provided on the floor of the base .

- The removable vertical support panel : consists of a wooden panel nominally 8 by 8 in,and with nominal 0.75 in thickness ,which stands against the vertical wall of the base .

- Decking Material Tester : consists of a plywood base and a plywood retainer ring.The base measures 21 by 13.5 by 0.5 in .The retainer ring measures 21 by 13.5 by 0.5 in with an opening measuring 16 by 8.5 in .

STANDARDS

CA TB 117-2013 ; ASTM E1353-21

ORDERING INFORMATION

1928-U-1  Standard Ignition Source :

consist of SRM 1196 cigarettes without filter tips ,made from natural tobacco,83±2 mm long with a tobacco packing density of 0.27±0.02 g/cm3, and a total weight of 1.1±0.1 g.

1928-U-2  Standard Type I Cover Fabric :

100% cotton mattress ticking conforming to Fed. Spec. CCC-C-436-E. It should be laundered and tumble-dried once before using.

1928-U-3  CA TB 117 Standard Type II Cover Fabric :

FABRIC : Pattern 8500 ; COLOR : Beige ; FIBER CONTENT : 100% Cotton Velvet ; WEIGHT/LINEAL YD. : 14.5 Oz., (54 inches) ; BACKCOATING : None

1928-U-3B  UFAC Standard Type II Cover Fabric(ASTM E1353) :

100% bright regular rayon,sourced 20/2,ring spun,basketweave construction ,271±12 g/m2,undyed ,containing no flame-retardant finishes or back coating.

1928-U-4  Sheeting Material :

to cover the test cigarette shall be 50% cotton/50% polyester or 100% cotton bed sheeting material weighing 125±28 g/m2.The material shall be laundered in an automatic home clothes washing machine and dried in a tumble drier at least once before use.For testing,the sheeting material shall be cut into pieces approximately 5 by 5 in.

1928-U-5  Standard Polyurethane Foam Substrate :

open-celled polyether-type urethane ,containing no inorganic fillers or flame retardants,having a density of 28 to 29.6 kg/m3 ; Indentation Load Deflection (25% IFD) : 27 to 33 ; Airflow : 3.5 to 4.0 cfm (ASTM D737) .

Kit consist of 1 Piece 8"×8"×2" and 1 Piece 8"×5"×2" According to TB 117, 28 Kits/Box.