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Thickness
 
Particleboard
UF grade 9mm, 12mm, 15mm, 16mm, 18mm, & 25mm (Tolerance +/- 0.3mm)
MUF grade 16mm & 18mm (Tolerance +/- 0.3mm)
   
MDF Board
Standard Grade 6mm, 9mm, 12mm, 16mm, 18mm, & 25mm (Tolerance +/- 0.3mm)
   
Melamine Panelz Surface Properties
TEST
STANDARD
DESCRIPTION
GRADING
Resistance to surface wear
EN438-2:6
A 100 x 100 mm specimen is subjected to surface wear by a Taber Abraser.
Depending on type of prints, average wear resistance is <100mg/ 100 rev. weight loss>
Resistance to dry heat at 180°C
EN438-2:8
A vessel containing oil at 180°C is placed on the surface of test specimen.
Grade: Not Lower than 4

Resistance to cracking

EN438-2:13
Specimen is placed in oven at 70°C for 24 hours.
Grade: Not Lower than 4
Resistance to stain
EN438-2:15
Surface of specimen is subjected to various staining materials for 16hours. Staining materials: Coffee, tea, milk, soya sauce, detergent, acetone, etc.
Grade: Not Lower than 4
Resistance to cigarette burn
EN438-2:18
Surface of specimen is subjected to cigarette burn.
Slight brownish color which can be wiped off with ethnol.
Grade: Not Lower than 4
Resistance to steam
EN438-2:24
Surface of specimen is subjected to for 1 hour to steam. Dry and grade.
Grade: Not Lower than 4
24 hour Acid test
Internal
Surface of specimen is exposed to 0.2n Hydrochloride acid for 24 hours. Wash off with water and grade.
Grade: Not Lower than 3
Porosity
Internal
Shoe Polish is layed on the surface of specimen. Clean off with ethanol and grade.
No to very less graphite stain is observed under stereoscope with 15x magnification.
Grade: Not Lower than 3
Scale : Rating 5: No visible change
  Rating 4: Slight Change of gloss and/or colour, only visible at certain viewing angles
  Rating 3: Moderate change of gloss/or colour
  Rating 2: Marked change of gloss and/or colour
  Rating 1: Blistering and/or delamination
Specification for Substrates
Property
Test Method
Unit
MDF
Particular Board
Thickness Tolerance
EN324-1
mm
+ / - 0.3
+ / - 0.3
Density
EN323
kg/m3
700 - 850
650 - 700 0.5
Internal Bond
EN319
N/mm2
0.75
0.5
Bending Strength
EN310
N/mm2
30
15
Screw Holding
EN320
N
1000
500
Thickness Swelling
EN317
%
8
10
Moisture Content
EN322
%
6
6
*For reference purpose only
   
           
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