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  • CNTAC Testing Center Inspiring Inspection Service

  •  [Guangdong,China]
  • Деловой Тип :организация
  • Main Mark: Африка , Северные и Южная Америка , Азия , карибский , Восточная Европа , Европа , средний Восток , Северная Европа , Океания , Другие рынки , Западная Европа , Мировой
  • Описание:Professional Inspection Quality For Plywood,Third Party Inspection for Plywood,Final Random Quality Control for Plywood
CNTAC Testing Center Inspiring Inspection Service

CNTAC Testing Center Inspiring Inspection Service

Professional Inspection Quality For Plywood

,Third Party Inspection for Plywood,Final Random Quality Control for Plywood

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Главная > Перечень Продуктов > Конструкции И Механические Качества Осмотра Предметов > Контроль Качества Фанеры > Pre+Production+Inspection+plywood
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Pre+Production+Inspection+plywood

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Модель:Inspection service
Описание продукта
%3Cp+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+Some+of+the+basic+visual+checks+are+%3A+%3C%2Fp%3E+%3Cp+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3ECore+Gaps+%26+Overlappings%3C%2Fspan%3E+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+Check+the+side+profile+of+the+ply%2C+the+edges.+The+layers+on+the+side+profile+of+plywood+should+be+running+straight.+Since+plywood+is+a+engineered+wood+panel+made+by+pressing+layers+of+thin+wood+veneers+together%2C+its+the+construction%2F+composing+of+these+layers+on+top+of+each+other+which+determines+the+quality+of+plywood.+The+core+layers+should+be+visible+as+straight+lines+without+gaps%2Fholes+and+much+overlapping+between+layers.+These+layers+of+core+are+not+one+whole+sheet+of+8%C3%974+size+but+of+smaller+4%C3%972+or+8%C3%972+sizes+which+are+joined+and+then+composed+on+top+of+each+other+at+right+angles.+Therefore+there+are+bound+to+be+some+minimal+amount+of+core+gaps+or+overlapping+which+are+acceptable.+A+couple+of+core+gaps+or+overlappings+of+1+%E2%80%93+2+mm+per+layer+is+acceptable+but+anything+exceeding+that+may+compromise+the+structural+integrity+of+the+plywood.+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+Have+the+seller+cut+a+piece+from+a+sample+sheet%28most+good+dealers+already+have+cut+sample+sheets+for+display%29+to+see+if+the+core+lines+visible+on+the+outside+are+also+congruent+inside.+There+may+be+some+core+gaps+and+overlapping+involved+and+thats+okay+since+plywood+in+India+is+still+largely+a+manual+process+but+if+there%60re+more+than+2+-3+core+gaps+%26+overlappings%2C+you+should+probably+abort.+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3ENail+Holding+Capability%3C%2Fspan%3E+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+The+performance+of+any+ply+is+predicated+on+its+nail+holding+capability.+A+well+bonded+ply+would+never+split+or+crack+easily+when+a+nail+or+screw+is+hammered+into+it.+If+it+does%2C+the+ply+would+probably+pose+the+risk+of+delamination+and+cracking+at+all+nailing+points+which+renders+the+furniture+useless.+To+check+this%2C+drive+a+nail+from+the+side+into+the+ply.+If+the+layers+split+or+crack%2C+you+should+probably+look+for+a+better+ply.+%28+%2314+1.5inch+nail+should+do+the+trick+for+this+purpose.%29+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3EWeight%3C%2Fspan%3E+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+Higher+the+weight+of+the+ply%2C+better+its+density%2C+and+therefore+better+its+strength+and+performance.+A+normal+full+red+core+plywood+of+Eucalyptus+timber+make+should+weigh+39%2BKgs+for+a+19mm+8%C3%974+Plywood+Sheet.+A+alternate+grade+plywood+made+of+alternate+layers+of+Eucalyptus+and+Poplar+timber+should+weight+around+32%2B+for+a+19mm+8x4ft+Plywood+Sheet.+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3EGrade+Verification%3C%2Fspan%3E+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+Lastly%2C+but+most+importantly%2C+there+are+different+grades+of+plywood+mostly+divided+into+three+parts+%E2%80%93+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3EMR+%28Moisture+Resistant%29%28IS+%E2%80%93+303%29%3C%2Fspan%3E+%E2%80%93+Made+with+Urea+Formaldehyde+Resin%2C+this+is+the+most+basic+grade+of+plywood.+If+it+qualifies+the+tests+given+above%2C+it+is+more+or+less+MR+Grade+Ply+atleast.+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3EBWR+%28Boiling+Water+Resistant%29%28IS+%E2%80%93+303%29%3C%2Fspan%3E+%E2%80%93+Made+with+Melamine+Bonded+Urea+Formaldehyde+Resin%2C+its+more+resistant+to+water+than+MR+Grade.+A+little+darker+than+MR+Grade+appearance+wise.+Take+a+sample+and+submerge+in+boiling+water+for+8+hours+or+in+a+pressure+cooker+for+1+whistle.+Cool+down+by+submerging+in+normal+temperature+water.+If+the+ply+layers+delaminate%2C+its+not+BWR+Grade+and+vice+versa.+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3EBWP%2FMarine+%28Boiling+Water+Proof%29+%28IS+%E2%80%93+710%29%3C%2Fspan%3E+%E2%80%93+Made+with+Phenol+Bonded+Resin%2C+this+ply+is+manufactured+to+be+completely+water+proof.+Usually+dark+brown%2Fdark+chocolate+in+colour.+Take+a+sample+and+submerge+in+boiling+water+for+72+hours+or+in+a+pressure+cooker+for+7+whistles.+Cool+down+by+submerging+in+normal+temperature+water.+If+the+ply+layers+delaminate%2C+its+not+BWP+Grade+and+vice+versa.+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+Now+manufacturers+all+over+India+have+devised+a+new+way+of+fooling+customers+%E2%80%93+they+dip+their+MR+ply+in+dark+colour+which+gives+it+a+look+of+BWP+ply+and+then+sell+it+at+a+much+higher+rate+under+the+name+of+BWP+Grade+ply+whereas+it%60s+not.+The+only+way+to+test+it+is+to+take+a+sample+of+this+Marine+Grade+Ply%2C+put+in+boiling+water+in+a+pressure+cooker+and+wait+for+7+whistles.+Post+that+if+the+core+layers+split+up%2C+its+not+a+BWP+grade+ply.+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3ETimber+Species%3C%2Fspan%3E+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+Prefer+Eucalyptus+made+plywood+over+Poplar+or+Gurjan+timber+made+plywood.+Poplar+is+much+softer+and+weaker+than+Eucalyptus+and+is+generally+susceptible+to+Borer+%26+Termite+Infestation.+There+is+an+Indian+myth+that+Gurjan+is+the+best+wood+for+plywood+which+falls+through+when+you+take+into+consideration+C%3Cem%3Eost+vs+Performance+vs+Environmental+Impact%3C%2Fem%3E.+%3C%2Fp%3E+%3Cul+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cli+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3B%22%3E+%3Cem%3EPerformance+%3A%3C%2Fem%3E+Eucalyptus+made+plywood+has+identical+strength%2C+density+%26+performance+capability+as+a+Gurjan+made+Plywood.+Poplar+made+plywood+has+inferior+performance+levels+than+both.+%3C%2Fli%3E+%3Cli+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3B%22%3E+%3Cem%3EEnvironmental+Impact+%3A%3C%2Fem%3E+More+important+reasons+for+choosing+Eucalyptus+over+Gurjan+is+the+fact+that+Eucalyptus+is+a+fast+growing+timber+species+which+is+cultivated+and+grown+at+managed+forests+and+therefore+do+not+contribute+towards+any+deforestation.+On+the+other+hand+Gurjan+is+a+slow+growing+timber+species+usage+of+which+directly+results+in+deforestation+and+therefore+is+NOT+Sustainable.+%3C%2Fli%3E+%3Cli+style%3D%22vertical-align%3Abaseline%3B%22%3E+%3Cem%3ECost+%3A%3C%2Fem%3E+If+that+wasn%60t+reason+enough%2C+Gurjan+made+plywood+is+atleast+50%25+more+expensive+than+Eucalyptus+made+Plywood+as+Gurjan+Timber+is+now+only+imported+from+Burma+or+Laos+%28Most+of+the+Gurjan+forest+in+India+is+exhausted%29.+So+instead+of+buying+really+expensive+Gurjan+Ply%2C+we+suggest+choosing+Eucalyptus+core.+%3C%2Fli%3E+%3C%2Ful%3E+%3Cp+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+You+can+easily+spot+whether+a+Plywood+has+Gurjan+timber+or+Eucalyptus+timber+in+its+core.+As+shown+in+the+picture+on+the+right%2C+Gurjan+timber+generally+is+reddish+brown+and+darker+in+colour+than+Eucalyptus%2C+plus+it+has+a+granular+texture+as+highlighted+in+the+picture+while+Eucalyptus+has+a+much+more+smoother+finish.+90%25+of+the+plywood+is+the+Indian+market+is+sold+under+the+name+of+Gurjan+Plywood+while+only+about+20%25+of+them+actually+contain+Gurjan+Timber.+%3C%2Fp%3E+%3Cp+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3EFace+%3C%2Fspan%3E%3Cspan+style%3D%22font-weight%3A700%3Bvertical-align%3Abaseline%3B%22%3EFinishing%3C%2Fspan%3E+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+The+face+grain%2Flook+of+a+plywood+doesn%60t+matter+as+they+have+absolutely+no+role+to+play+in+structural+integrity%2C+instead+its+just+pure+aesthetics.+However+as+a+rule+of+thumb%2C+good+quality+manufacturers+use+good+quality+Gurjan+face+veneers+which+deliver+a+high+quality+finish+to+the+ply.+However%2C+on+the+off+chance+that+the+outside+face+finish+is+not+upto+the+mark+due+to+any+reason%2C+it+doesn%60t+mean+the+underlying+plywood+is+also+bad.+Most+if+not+all+interior+designers+or+carpenters+use+a+laminate+or+veneer+to+cover+the+plywood+exposed+surface%2C+so+it+doesn%60t+really+matter+how+it+looks+on+the+face.+Manufacturers+can+easily+serve+you+a+real+bad+plywood+decorated+with+a+shiny+face+veneer+to+get+a+higher+price.+Therefore+don%60t+judge+a+plywood+by+its+cover%21+What+matters+is+that+the+side+profile+and+whats+inside%2C+so+look+deeper%21+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22vertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Btext-align%3Ajustify%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cbr+%2F%3E+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22text-align%3Acenter%3Bvertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3Cimg+src%3D%22%25oss_domain%25product%2F6b%2F51%2F7c%2F6d08583a40ac57becff63f3972.jpg%22+title%3D%22Professional+Inspection+Quality+For+Plywood%22+alt%3D%22Professional+Inspection+Quality+For+Plywood%22+%2F%3E%3Cimg+src%3D%22%25oss_domain%25product%2F74%2Fee%2Fe3%2Fa1f4d7ca696880f0eece1fe0cf.jpg%22+title%3D%22Final+Random+Quality+Control+For+Plywood%22+alt%3D%22Final+Random+Quality+Control+For+Plywood%22+%2F%3E+%3C%2Fp%3E+%3Cp+class%3D%22qtext_para%22+style%3D%22text-align%3Acenter%3Bvertical-align%3Abaseline%3Bcolor%3A%233D4547%3Bfont-family%3AMaven+Pro+%2C+Arial%2C+Helvetica%2C+sans-serif%3Bbackground-color%3A%23FFFFFF%3B%22%3E+%3C%2Fp%3E

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