Difference between revisions of "Plywood"

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== Birch ==
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== Veneer ==
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*veneer is always glued on both sides of a sheet (to keep the sheet stable)
 +
*veneer thickness is 0.6mm, so basic sheet thickness always increases with 1.2mm when veneer is glued
 +
*when veneer on second size is not specified, ocoume is used
 +
*before glueing veneer the sheet can be sanded in order to reduce thickness, a sheet with a basic thickness of 15mm is after sanding and gleuing veneer maximum 15.5mm thick
 +
*source: [http://www.fineer.nl Kuiper Plaatveredeling]
 +
 
 +
== Birch (BIR)==
 
*density 600-700 kg/m3 ''- use 650 kg/m3 for calculations''
 
*density 600-700 kg/m3 ''- use 650 kg/m3 for calculations''
 +
*density with HPL (2x 0.75mm)
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**15mm 761 kg/m3
  
== Ocoume ==
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== Ocoume (OCO)==
 
*density 500-550 kg/m3 ''- use 525 kg/m3 for calculations''
 
*density 500-550 kg/m3 ''- use 525 kg/m3 for calculations''
  
== Poplar ==
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== Poplar (POP)==
 
*density 400-450 kg/m3 - ''use 425 kg/m3 for calculations''
 
*density 400-450 kg/m3 - ''use 425 kg/m3 for calculations''
 
*thickness 4-9-15-18mm
 
*thickness 4-9-15-18mm
 
*sheetsize 3050x1250
 
*sheetsize 3050x1250
 
*density with HPL (2x 0.75mm)
 
*density with HPL (2x 0.75mm)
**4mm 818 kg/m3 ''- SC database: POP04''
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**4mm 818 kg/m3
**9mm 631 kg/m3 ''- SC database: POP09''
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**9mm 631 kg/m3
**15mm 556 kg/m3 ''- SC database: POP15''
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**15mm 556 kg/m3
**18mm 536 kg/m3 ''- SC database: POP18''
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**18mm 536 kg/m3
***for calculation method see 11016\our files\11016.xls
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== ShipConstructor ==
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For a correct weigth estimation of plywood with HPL, the density must be given per thickness, for a calculation method see 11016\our files\11016-70-900 interior.xls.
 +
Naming in database will be:
 +
*3 letter abbreviation - for bare plywood ''example bare ocoume: OCO''
 +
*3 letter abbreviation / upper score / 2 digit thickness of bare sheet - plywood + HPL (HPL is always on both sides of panel) ''example sheeted birch plywood of 9mm thickness: BIR-09''
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[[Category: Materials]]
 
[[Category: Materials]]

Latest revision as of 13:38, 20 June 2013

Veneer[edit]

  • veneer is always glued on both sides of a sheet (to keep the sheet stable)
  • veneer thickness is 0.6mm, so basic sheet thickness always increases with 1.2mm when veneer is glued
  • when veneer on second size is not specified, ocoume is used
  • before glueing veneer the sheet can be sanded in order to reduce thickness, a sheet with a basic thickness of 15mm is after sanding and gleuing veneer maximum 15.5mm thick
  • source: Kuiper Plaatveredeling

Birch (BIR)[edit]

  • density 600-700 kg/m3 - use 650 kg/m3 for calculations
  • density with HPL (2x 0.75mm)
    • 15mm 761 kg/m3

Ocoume (OCO)[edit]

  • density 500-550 kg/m3 - use 525 kg/m3 for calculations

Poplar (POP)[edit]

  • density 400-450 kg/m3 - use 425 kg/m3 for calculations
  • thickness 4-9-15-18mm
  • sheetsize 3050x1250
  • density with HPL (2x 0.75mm)
    • 4mm 818 kg/m3
    • 9mm 631 kg/m3
    • 15mm 556 kg/m3
    • 18mm 536 kg/m3

ShipConstructor[edit]

For a correct weigth estimation of plywood with HPL, the density must be given per thickness, for a calculation method see 11016\our files\11016-70-900 interior.xls. Naming in database will be:

  • 3 letter abbreviation - for bare plywood example bare ocoume: OCO
  • 3 letter abbreviation / upper score / 2 digit thickness of bare sheet - plywood + HPL (HPL is always on both sides of panel) example sheeted birch plywood of 9mm thickness: BIR-09