SifarPHON + SifarBOX

SifarPHON + SifarBOXevoadmin20 November 202520 November 2025

SifarPHON + SifarBOX

Gluing
According to the UNI-EN 314-2 standards Class 3 

Dimensions
2480×1200 mm
3080×1510 mm

Tecnical Features
Excellent acoustic insulation
Practical and easy to work

Other thicknesses, dimensions and different compositions can be supplied upon specific request.

Category:

Description

Composition
composite panel realized joining SIFARPHON and SIFARBOX. SIFARBOX is the centre core of the panel, while SIFARPHON is used for the two outer layers.

Applications and Use
Projects that require a high level of mechanical performance and a high level of acoustic insulation performance.

Tecnical Features

Caratteristiche EN Unit Value
Panel thickness EN315 mm 44 52 60
Composition   mm 11-22-11 13-26-13 15-30-15
External face thickness EN315 mm 4-3-4 5-3-5 6/5-3-6/5
Gluing EN314.2   Class 3 (for external face)
Wood Dividers     Rotary Sliced Okoumé
Panel weight EN324.1 kg/m2 13,8 15,2 17,6
Dimensions EN315 cm 248×120 – -308×151
Bending Resistance 44 52 60
Longitudinal EN310 Mpa 16,9 15,2 14,3
Transverse 16,7 14,1 13,6
Elastic Modulus 44 52 60
Longitudinal EN310 Mpa 2275 2160 2087
Transverse 2189 2090 2066
Soundproofing Power ISO 717 dB 33,4 34,6 35,2
Thermal Conductivity UNI 7745 W/mk 1,12 0,95 0,823
Tolerances 44 52 60
Thickness mm 0,2/-0,4
Length/Width   + 2 /-2
Orthogonal Edge mm <1,0

This technical data is purely indicative. The purchaser is responsible for verifying the adequacy of the panels for their intended use.

Scroll to Top