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Internal Doies MDF SPECIFICATIONS

BLOOM DEKOR LIMITED OUTSOURCES AND IMPORTS HMR GRADE MDF FOR USE IN THEIR ELEGANT DOORS.

HMR (High moisture resistance grade) MDF has been specially developed for use in applications where relatively high humid conditions exist. In such an environment, stable dimensions are critical. The excellent product attributes of HMR grade MDF has resulted in its wide acceptance in the production of Engineered panelled doors, door frames architraves, kitchen and bedroom furniture as well as building components such as moulding, cornices, skirting, window frames and flooring.  

SPECIFICATIONS FOR HIGH MOISTURE RESISTANT GRADE MDF
(Tested according to the methods specified under JANS STANDARD)

PROPERTY

UNIT

TOLERANCE

THICKNESS RANGE (MM)

-

-

-

<= 3

>3<=6

>6 <=12

>12 <=19

>19 <=35

 

Thickness Tolerance

mm

(± 0.2)

± 0.2

 

Size Tolerance

mm

(± 5)

maximum +5, minimum 0

 

Average Density

kg/m³

(± 20)

820

780

750

720

700

 

Moisture Content

%

(± 2)

7

7

7

7

7

 

Modulus of Rupture

N/mm²

(Ave)

35

32

30

28

26

 

Modulus of Elasticity

N/mm²

(Ave)

2700

2350

2050

2050

1800

 

Internal Bonding

N/mm²

(Ave)

0.65

0.65

0.60

0.60

0.55

 

Screw Holding (Face)

N

(Ave)

Not applicable for thickness less than 15 mm.

1050

950

 

Screw Holding (Edge)

N

(Ave)

Not applicable for thickness less than 15 mm.

850

650

 

Thickness Swelling

%

(Ave)

25

12

8

7

6

 

Sand Grit

% by Wt.

(Max)

0.05

 

Formaldehyde

mg/100g

E0
E1
E2

<=5
<=9
>9<=30

 

Surface Absorption

mm

(Min)

150 both sides

 

Internal Bonding After Cyclic Test

N/mm²

(Ave)

0.35

0.35

0.30

0.25

0.20

 

Thickness Swelling After Cyclic Test

%

(Ave)

35

22

17

14

10

 

 

Note: Specifications are subject to changes without prior notice.
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