What is Medium Density Fibreboard(MDF)?
As one of the biggest four leading panels, MDF is the first grade, mainly made of botanic fibers from fast-grown woods, small logs and processed wood leftover, through the processes of fiber grading, drying, forming and pressing.

Product Advantage
Cheaper and environment-favorable than natural logs.
Big-dimensioned sheet, customer-required size.
Stable quality from overall-controlled production, some properties better than natural wood,
       such as water-proof, fire-extinguishing, anti-pressing, less variability, etc.
Product surface satisfies direct use's requirement, saved much processing cost.
Solid interior property, constant quality in the longitudinal and transverse direction.

Convenient for any processing:

Specification

1220*2440mm

1830*2745mm

Thickness

2.75、3、4.75、5、6、8、9、12、15、16、18、21、22 and 25 mm

9、12、15、16、18、22 and 25 mm

Material

Poplar、Pine

Pine

Formaldehyde Emission

MR, E1, E2

MR, E1, E2

Conformity with standard

GB/T 11718-1999、EN622-5

Photos:

Technical parameter:

Mechanical Properties

Unit

Thickness (mm)

3~6

9 ~ 12

15 ~18

25

Density

kg/m3

780~820

680~750

Board Moisture

(%)

4 ~13

Static Bending

MPa

23

22

20

18

Internal Bond

MPa

0.55

0.50

0.45

0.45

Screw Holding (Face)

N

-

-

1000

1000

Screw Holding (Edge)

N

-

-

800

750

Thickness Swelling *

%

17

12

10

8

Emission Class **

-

E1、E2

E1、E2

E1、E2

E1、E2

  * 24-hour immersion in 20 (+/-2) degrees Celsius water
  * Emission Class A / E1 (Testing Method - EN120) of formaldehyde content < 9mg/100g
     Emission Class B (E2) denotes formaldehyde content >9mg/100g to <40mg/100g.

 

CRITERIA

PREMIUM GRADE

1.

Mechanical properties

Passed (As per above)

2.

Surface

Smooth

3.

Thickness tolerance 6 mm and below

+/- 0.20 mm

 

Thickness tolerance 6 mm and above

+/- 0.30 mm

4.

Dimension (length/width) tolerance

+/- 2.00 mm

5.

Edge straightness

+/- 1.50 mm per meter

6.

Latex spots

Not more than 3 spots

7.

Size of latex spots

Not more than 5 mm

Particleboard Production :

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