HOLDEN HN 2389-2002 ADHESIVE CYANOACRYLATE TOUGHENED《韧性氰基丙烯酸盐胶黏剂》.pdf

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1、A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 23891 of 5May, 2002NAME: ADHESIVE CYANOACRYLATE, TOUGHENEDTHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIRMTHE DOCUMENT IS

2、SUE DATE IS STILL VALID.FORM : I:CentralLaboratoryStandardFormsMaterialSpecificationmatspec.doc1. SCOPEThis specification describes the requirements for a 1-part, moisture curing, rubbertoughened, cyanoacrylate adhesive. This adhesive is to be used for adheringaluminium to rubber. This adhesive is u

3、sed in the construction of auto and manualbrake pad assemblies. This adhesive may be deemed suitable for use in otherapplications where approval has been given by Holden Materials Engineering.2. REFERENCESHN 1000 GMW30593. REQUIREMENTS3.1 Shelf LifeThe material shall be satisfactory for use after ag

4、eing in the original containerfor 90 days at 35 oC.3.2 Heat Ageing DurabilitySamples of finished parts shall be exposed to dry heat in an air circulatingoven as designated below. The parts shall be complete, and shall meet allappearance and dimensional requirements prior to testing. Where possible,t

5、he parts shall be mounted to closely simulate production installationconditions in accordance with applicable assembly instructions.3.2.1 Heat, Age, Time or any other defectwhich will affect appearance or serviceability of the part or assembly.Furthermore, there shall be no objectionable variation i

6、n anydimensions of the part after conditioning, and all functionalrequirements must conform with Engineering design intent.A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 23893 of 5May, 2002NAME: ADHESIVE CYANOACRYLATE, TOUGHENEDTHIS DOCUMENT

7、 MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIRMTHE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:CentralLaboratoryStandardFormsMaterialSpecificationmatspec.doc4. Adhesion of Surface Material to Substrate (In Process Testing)A minimum of two

8、production samples to be selected on a random basis, torepresent the entire production population as closely as possible, and conditioned to23 2 0 C and 55 5% RH for 24 hours prior to testing.Test procedures:Set up sample as shown (refer figures of section 4.2). A peel force is to be applied90 degre

9、es to the sample by a constant rate of extension machine with a crossheadspeed of 500 mm/minute.A chart recorder can be used to trace the force exerted when peeling the rubber fromthe aluminium. The peel strength is to be meassured in (kgf).Acceptance:The adhesion strength of the SBR to the aluminiu

10、m of both auto and manual brakepad assemblies shall be as follows:(i) Rubber button push out test:When buttons around the perimeter of the part are firmly pushed,separation between rubber and aluminium adjacent to the button on theedges of the pedal assembly is not allowed.(ii) Adhesion strength:Set

11、up test piece as per the above procedures, a peel force of 10 kgf min.shall be required to separate the bond between aluminium and rubber.(Note: A peel force of less than 10 kgf is permissible when rubber tearingoccurs).4.1 Adhesion of Surface Material to Substrate (Conditioned Sample)The adhesion o

12、f the SBR to the aluminium must meet a minimum peel strengthof 5 kgf or exhibit substrate delamination following exposure to 23 2 C and 55 5 % RH for 24 hours (and after exposure to Clauses 3.2, 3.3 and 3.4Peel strength should be measured using a 25 x 50 mm sample that is peeled180 degrees by a cons

13、tant rate of extension machine with a crosshead speed of500 mm/minute.A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 23894 of 5May, 2002NAME: ADHESIVE CYANOACRYLATE, TOUGHENEDTHIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TOTHE CO

14、MPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIRMTHE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:CentralLaboratoryStandardFormsMaterialSpecificationmatspec.doc4. Adhesion of Surface Material to Substrate (In Process Testing) (cont.)4.2 Mounting MethodThe auto brake, manual brake and clutch wil

15、l be mounted on a fixture byremoving two of the center rubber buttons and fixing by screw. (Fig 2 & 3)Fig 2 Fig 3The peel test on the sports pad is to monitor the production process, andtherefore only needs to be performed at room temperature.5. APPROVAL, INSPECTION AND REJECTIONRefer HN 1000, Claus

16、es A and C.6. HAZARDOUS MATERIALSRefer HN 1000, Clause H.7. RESTRICTED CHEMICALSRefer HN 1000, Clause J.A.C.N. 006 893 232Holden LimitedEngineering DepartmentMATERIAL SPECIFICATIONNUMBERSHEETRELEASEREVISION:HN 23895 of 5May, 2002NAME: ADHESIVE CYANOACRYLATE, TOUGHENEDTHIS DOCUMENT MUST NOT BE REPROD

17、UCED. IF USED IN RELATION TOTHE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIRMTHE DOCUMENT ISSUE DATE IS STILL VALID.FORM : I:CentralLaboratoryStandardFormsMaterialSpecificationmatspec.doc8. APPROVED SOURCESAPPROVED MATERIAL APPROVED SUPPLIERLoctite 410 ethyl cyanoacrylate Loctite Australia Pty. Ltd.Prepared by: Mark Franke