1、A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 20451 of 6October, 1990February, 1999NAME: SEALER PREFORMED, PAINTABLETHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE
2、 DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOC1. SCOPEThis specification details the requirements of a preformed, high and low bake,paintable sealant tape. The material is intended to seal interior and exteriorbody joints against water, dust and air intrusion.1.1 The materia
3、l must be a smooth and homogeneous mixture free of air,lumps, unmixed particles, and foreign materials.1.2 The material must adhere to production ELPO. It must have a goodweatherability.2. REFERENCESGM4465P GM9505P GM9828P ASTM D1475GM9010P GM9763P GM9832P ASTM D1002GM9037P GM9773P ASTM D638 GM9801P
4、SAE J2020 SAE J1960 SAE J1976 HN 1000GM 9763P3. REQUIREMENTSSpecific material requirement and appropriate test methods are listed underproperties. (All bake schedules are specified in metal temperatures.)3.1 Physical Properties3.1.1 Specific Gravity (Refer ASTM D1475)1.6 to 2.0 typical. An individua
5、l specific gravity range for eachapproved source will be set at the time of approval to thisspecification. This specific gravity range will become a requirementof that material.A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 20452 of 6October
6、, 1990February, 1999NAME: SEALER PREFORMED, PAINTABLETHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOC3. REQUIREMENTS3.1 Physical Properties (continued)3.
7、1.2 Solid Content (Refer GM9010P)95% min by mass.3.1.3 Odour (Refer GM9832P)The sealer must not have a toxic or noxious odour. After curing,the sealer must be relatively non-odorous.3.1.4 ToxicityThe material must not adversely affect those personnel handling it.3.2 Performance Requirements3.2.1 Adh
8、esionOne set of sealer panels shall be prepared per GM9801P andbaked as follows:Bake Horizontal : 25 min 150C.The sealer material must not slide off the panel or have any sagfrom initial position. The sealer material must not crack nor loseadhesion to the panel during or after the following conditio
9、ns.Initial : After cooling at ambient conditions for a minimum of 24hours.Exterior Cycle (Refer GM9505P, Cycle F) 6 weeksHeat Ageing 226 h 70CCold Slam (Refer GM9773P) 10 slams -30CA.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 20453 of 6Oct
10、ober, 1990February, 1999NAME: SEALER PREFORMED, PAINTABLETHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOC3. REQUIREMENTS3.2 Performance Requirements (con
11、tinued)3.2.2 AppearanceWhen topcoated with the Holden Paint System the topcoat mustnot show any loss of gloss, cracking, discolouration, loss ofadhesion, or any other deleterious effects during or after thefollowing condition:Initial : After cooling at ambient conditions for a minimum of 24hours.Ext
12、erior Cycle (Refer GM9505P,Cycle F)6 weeksHeat Ageing 336 h 70CXenon Weatherometer(Refer SAE J1960)Type C 5000 kJ/mQUV (Refer SAE J2020) 2500 h, requiredAllunga Exposure (Refer SAE J1976) 1 year, required3.2.3 Tensile (Refer ASTM D638)Material baked as described in 3.2.1 must have a minimum tensiles
13、trength of 700 kPa. The test speed shall be 2mm/s.3.2.4 Shear (Refer ASTM D1002)Material baked as described in 3.2.1 must have a minimum shearstrength of 1000 kPa. The test speed shall be 2mm/s.3.2.5 Elongation (Refer ASTM D638)Material baked as described in 3.2.1. must have a minimumelongation of 1
14、00%.3.2.6 Shrinkage (Refer GM9037P)Material baked as described in 3.2.1 must have a maximumshrinkage of 5%.A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 20454 of 6October, 1990February, 1999NAME: SEALER PREFORMED, PAINTABLETHIS DOCUMENT MUS
15、T NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOC3. Requirements3.2 Performance Requirements (continued)3.2.7 PorosityThe material must how no sign of trapped air from eit
16、her anexternal observation or a sectional view before or after curing.3.2.8 Corrosion ResistanceApply 2 beads of sealer, 3mm high x 40 mm wide x 200 mm long, tothe surface of a phosphated steel panel (inspect panel first to besure it is free of surface corrosion). Bake panel for 1 hour 200C. Remove
17、from oven and allow panel to cool to roomtemperature.3.2.8.1 Initial AdhesionThe material must exhibit good adhesion to the substratewith no cracking, separation, or other deleterious effects.3.2.8.2 Humidity (GM4465P)Expose panel for 168 h 38C/100% RH.3.2.8.3 Remove sealer bead from surface panel a
18、fter humiditytest. There must not be any corrosion on panel surfaceunderneath the sealer bead.3.3 Process Requirements3.3.1 Smoke (Refer GM9828P)The sealer must not smoke up to 191C.A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 20455 of 6Oc
19、tober, 1990February, 1999NAME: SEALER PREFORMED, PAINTABLETHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOC3. REQUIREMENTS3.3 Process Requirements (contin
20、ued)3.3.2 BlockingSealant material, as packaged, must not stick together whenstacked one on top of another after 72 h 54C with a 500 g loadapplied.3.4 Stability Requirements (Refer GM9763P)Material conditioned as described below must be able to pass allrequirements of this specification.3.4.1 Elevat
21、ed Temperature StabilityThe sealer, as shipped, must be capable of withstanding 72 h 54C.3.4.2 Low Temperature StabilityThe sealer, as shipped must be capable of withstanding 2 cyclesdetailed in 3.1.2.3. of GM 9763P.3.4.3 Storage StabilityThe shelf life of the material shall be 60 days at temperatur
22、e not toexceed 35C. The shelf life of the material commences uponreceipt of the material from the manufacturer.4 APPROVAL, INSPECTION AND REJECTIONRefer HN 1000, Clauses A and C.5. HAZARDOUS MATERIALSRefer HN 1000, Clause H.A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATION
23、NUMBERSHEETRELEASEREVISION:HN 20456 of 6October, 1990February, 1999NAME: SEALER PREFORMED, PAINTABLETHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TOCONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:LABRTORYFORMSTDMATSPEC.DOC6. RESTRICTED CHEMICALSRefer HN 1000, Clause J.7. APPROVED SUPPLIERS AND MATERIALSAPPROVED SUPPLIER APPROVED MATERIALOrbseal 11001 Orbseal Australia8. REVISIONSFebruary, 1999 -Technical requirements included to cover previouslyreleased approved source only.Prepared by: Ron Boyack
