APPLICATION ADVICE FOR USE WITH PSA WOOD VENEER
PSA VENEER SCRAPERS ARE RECOMMENDED FOR HAND APPLICATION TO ATTAIN MAXIMUM PRESSURE.
REMOVE MEMORY AND ACCLIMATIZE THE SHEET BY LAYING IT FLAT (FOR EXAMPLE, BETWEEN TWO SHEETS OF PLYWOOD) ON THE JOBSITE WHERE IT WILL BE APPLIED.
IDEAL TEMPERATURES FOR APPLICATION FALL BETWEEN 70-80º F. IDEAL HUMIDITY IS 35%.
TESTING YOUR SURFACE PRIOR TO APPLICATION IS RECOMMENDED. THE SURFACE MUST BE CLEAN, DRY AND SMOOTH (FREE OF GREASE, DUST, AND WAX). PSA STICKS TO LACQUERED, VARNISHED OR ENAMELED TOPCOAT SURFACES THAT ARE NOT FLAKING AND PEELING. STANDARD PSA SHEETS DO NOT ADHERE WELL TO BARE WOOD, SANDING SEALERS, MELAMINE OR SOME PLASTICS.
IF IN DOUBT IT IS ADVISABLE TO ACQUIRE A SAMPLE FOR ADHESION QUALITIES.
PSA REQUIRES APPROXIMATELY 48-72 HOURS TO ACHIEVE ITS MAXIMUM BOND.
WITH REFERENCE TO THE ABOVE, SURFACE PREPARATION SHOULD INCLUDE:
*USE OF METHYLATED SPIRITS TO REMOVE GREASE AND WAX
*UNIFORM SCUFFING OF THE FINISHED SURFACE WITH A 100-150 GRIT ABRASIVE PAPER.
*TACK-RAG WIPING TO ENSURE SURFACE IS DUST FREE
*FINAL WIPE USING METHYLATED SPIRITS TO ENSURE SURFACE IS GREASE, DUST AND WAX FREE.
WHEN APPLYING A SINGLE SHEET, CUT TO ¼" OVERSIZE AT ALL EDGES TO ALLOW FOR TRIMMING.
POSITION THE SHEET AND TEMPORARILY FIX IT USING MASKING TAPE, OR SIMILAR, LEAVING ABOUT 10" FREE AT ONE END.
PEEL BACK 4-5" OF THE BACKING PAPER PROTECTING THE ADHESIVE AND LEAVE ROLLED UP UNDER THE SHEET. ADHERE THE FIRST 2-3" OF THE FREE END OF THE SHEET STARTING FROM THE CENTRE AND WORKING TOWARDS THE EDGES OF THE SHEET, WHEN SATISFIED THAT YOU HAVE A GOOD BOND, FREE OF BUBBLES OR WRINKLES, RELEASE THE MASKING TAPE, PEEL BACK 10-12" OF THE BACKING PAPER KEEPING IT ROLLED UP UNDER THE SHEET TO PREVENT ACCIDENTAL CONTACT. CONTINUE WORKING TOWARDS THE OTHER END OF THE SHEET FROM THE CENTRE OUT ASSURING A GOOD BOND IS OBTAINED AS YOU GO.
IT IS IMPORTANT TO USE AS MUCH PRESSURE AS POSSIBLE WHILE CARRYING OUT THIS PROCEDURE.
THIS ACTION SHOULD REMOVE ANY BUBBLES AND ENSURE A GOOD BOND.
IT IS ADVISABLE TO RELEASE THE BACKING PAPER IN SMALL SECTIONS, 10-12" AT A TIME, LEAVING IT ROLLED UP UNDERNEATH THE SHEET TO ACT AS A BARRIER BETWEEN THE EXPOSED ADHESIVE AND THE SUBSTRATE, THIS PREVENTS THE ACTIVATED VENEER FROM STICKING TO A POINT BEYOND WHICH YOU ARE WORKING.
TO FINISH CAREFULLY TRIM THE EDGES WITH A SHARP CRAFT KNIFE. FINALLY, SAND DOWN USING A SANDING BLOCK TO AVOID ROUNDING THE EDGE.
APPLYING MORE THAN ONE SHEET TO WIDE SURFACES
PUSH THE SECOND SHEET TIGHTLY UP TO THE FIRST, BONDING THE JOINT FOLLOWING THE ABOVE PROCEDURE. YOU CAN NOW START BONDING THE SECOND SHEET MOVING UP AND DOWN THE SHEET FOLLOWING THE GRAIN. SUBSEQUENT SHEETS CAN BE ADDED IN A SIMILAR MANNER.
SEAL AND FINISH THE VENEER PROMPTLY, AFTER APPLICATION AND CURE TIME, TO PROTECT FROM MOISTURE PENETRATION.
BE SURE THAT YOUR SITE & OPERATING CONDITIONS COMPLY WITH THE ABOVE RECOMMENDATIONS BEFORE PURCHASE.
N.B.
IN ORDER TO ENSURE A GOOD BOND, IT IS IMPORTANT THAT AS MUCH PRESSURE AS POSSIBLE IS APPLIED WHILE CARRYING OUT THE PROCEDURE.
STORAGE AND GENERAL INFORMATION
SPECIFICATIONS
THICKNESS 0.025" [0.635mm] Plus or Minus 0.005" [0.127mm]
MACHINE SURFACE SANDING 150 Grit
WEIGHT 8FT X 2FT SHEETS 998 gm
FLEXIBILITY (bend radius) With the grain 12-25mm dependant on species Against the grain 15-30mm dependant on species
STANDARD SIZE 2ft x 8 ft [609.5mm x 2438
MAXIMUM SIZE 4ft x 10ft [1219mm x 3047mm]
STORAGE
BEST STORED IN A CLIMATE CONTROLLED ENVIRONMENT [heated in winter/air-condiditioned in summer]
TEMPERATURE 60-70º F
RELATIVE HUMIDITY 35% optimum
COLOUR GRAIN & APPEARANCE
VARIATION CAN BE EXPECTED FROM SHEET TO SHEET & LOT TO LOT
SEQUENCE MATCHING IS AVAILABLE ON BULK ORDERS UPON REQUEST
GENERAL APLICATION INFORMATION
INSPECT MATERIAL FOR SATISFACTION OF QUALITY PRIOR TO LAMINATION
ALL VENEER SHOULD ACLIMATED BEFORE APLYING
IDEAL APPLICATION TEMPERATURE 70-80ºF
IDEAL HUMIDITY 35%
SUBSTRATE SURFACE MUST BE CLEAN DRY SMOOTH [free of dust, grease, wax & any other contaminates] TO ENSURE A GOOD BOND
FOR HAND APPLICATION VENEER SCRAPERS ARE RECOMMENDED TO ATTAIN MAXIMUM PRESSURE [rollers are not suitable]
ADHESIVE SHOULD BE ALLOWED TO CURE FOR 48 HRS PRIOR TO FINISHING.