Sound Insulated Partition - 56 dB (196 mm)

A non- load bearing, 198 mm thick metal stud partition up to a height of 7000 mm.

Sound Insulated Partition 56db 196mm

Performance

  • Overall Thickness
  • Maximum Height
  • Fire Resistance
  • Sound Insulation(100-3150 Hz)
  • -
  • -
  • -
  • -
  • 198 mm
  • 7000 mm
  • 1 & 1/2 Hours
  • 56 dB

Main System

198 mm thick metal stud partition comprising of a composite framework which includes a 146 mm stud of 0.55 mm thick and having two unequal flanges of 34 and 36 mm each placed at 610 mm centre to centre in 148 mm floor and ceiling channel with two equal flanges of 32 mm each fixed to floor and ceiling at 600 mm centre, with the help of nylon sleeves and wood screws. 12 mm thick Hilux Calcium Silicate Boards are then screw fixed to the studs and channels at 200 mm centres on both sides of the framework, with 25 mm long Self drilling and tapping screws. G.I. Sheet 1.0 mm thick is placed on first layer of boards and screw fixed to the studs and channel through second layer of boards with 35 mm long self drilling & tapping screws having Phillips head with under head cutter at 200 mm centres. The board's joints are to be staggered to avoid through passage in each layer.

Insulation

100 mm thick (Density - 48 Kg/m3) Ceramic wool mat is to be placed in the cavity of the partition before board fixing on the other side of the partition.

Jointing & Finishing

Finally edges of the boards are to be jointed and finished to have a flush look with specially formulated jointing compound and 48 mm wide self-adhesive fibre tape. Cement primer (Oil based) to be provided on entire surface before putty/painting.

Note

Acoustic sealant is provided on the perimeter of the partition and also with any type of opening like doors, windows etc. A Horizontal Intermediate channel is to be provided for every 3 feet level on both sides, if the partition height exceeds the board length to provide edge support to the board.

Bill of Quantity (for 100 m2) for 7 m height

S.No. ITEM DESCRIPTION QUANTITY
1. Hilux board 6’ x 4’ – 12 mm 180 Nos.
2. Floor & ceiling channels 0.55 x 148 x 32 x 32 x 3660 mm 8 Nos.
3. Steel stud 0.55 x 146 x 34 x 36 x 3660 mm 47 Nos.
4. Intermediate channel 0.9 x 45 x15 x 15 x 3660 mm 55 Nos.
5. Self drilling & tapping screws 25 & 35 mm long 2700 Nos. each
6. Ceramic Wool 100 mm thick x 48 Kg/m3 100 m2
7. Jointing compound 20 Kg 6 Bags
8. Self-adhesive fibre tape 48 mm wide 4 Rolls