1、ABN 84 006 893 232 GM Holden Limited Engineering Department MATERIAL SPECIFICATION NUMBER SHEET RELEASE REVISION : HN 2489 1 of 5 November, 2006 NAME: SEALER, PREFORMED, FLOWABLE THIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TO THE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIR
2、M THE DOCUMENT ISSUE DATE IS STILL VALID. FORM : I:MaterialsEngineeringStandardFormsMaterialSpecificationMatspec.doc 1. SCOPE This specification covers the requirements of an extruded, rigid, flowable sealer. The material is intended to melt and flow during oven bake in order to seal body joints. 1.
3、1 This material must be smooth homogeneous mixture free of air, lumps and foreign objects. 1.2 The material must adhere to Steel, E-coated steel and SMC. 2. REFERENCES HN1000 ASTM D792 GM9010P GM4465P GM9011P GM9828P GM9763P 9984182 GM9832 GM9505P HN 1000 GMW3059 3. PHYSICAL REQUIREMENTS 3.1 Specifi
4、c Gravity (ASTM D792) 1 to 2 typical. 3.2 Solids Content (GM9010P) 98% minimum. 3.3 Odour (GM9832) The sealer must not have a toxic or noxious odour. 3.4 Toxicity The material must not adversely affect those personnel handling it. ABN 84 006 893 232 GM Holden Limited Engineering Department MATERIAL
5、SPECIFICATION NUMBER SHEET RELEASE REVISION : HN 2489 2 of 5 November, 2006 NAME: SEALER, PREFORMED, FLOWABLE THIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TO THE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID. FORM : I:MaterialsEngineeri
6、ngStandardFormsMaterialSpecificationMatspec.doc 4. PERFORMANCE REQUIREMENTS 4.1 Adhesion One set of sealer panels per each Steel or ELPO primed substrate shall be prepared and baked as follows: High Bake System 25 minutes at 157C Cool to room temp 25 minutes at 115C Low Bake System 25 minutes at 115
7、C Cool to room temp 25 minutes at 115C The material when baked as described above must not crack nor lose adhesion to the substrate during or after the following conditions: Initial After cooling at ambient conditions for 24 hours. Exterior Cycle (GM9505P, Cycle F) 6 weeks. Heat aging 14 days at 70C
8、 Humidity (GM4465P) 168 hours at 38C /100% RH Cold Resistance (GM9011P) Two 1.7 J impacts at -30 C. ABN 84 006 893 232 GM Holden Limited Engineering Department MATERIAL SPECIFICATION NUMBER SHEET RELEASE REVISION : HN 2489 3 of 5 November, 2006 NAME: SEALER, PREFORMED, FLOWABLE THIS DOCUMENT MUST NO
9、T BE REPRODUCED. IF USED IN RELATION TO THE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID. FORM : I:MaterialsEngineeringStandardFormsMaterialSpecificationMatspec.doc 4. PERFORMANCE REQUIREMENTS (continued) 4.2 Corrosion Resistance Apply 2 beads of s
10、ealer, 35 x 2.5 x 180 mm to the surface of a phosphated steel panel (inspect first to be sure it is free of surface corrosion). Bake panel for 1 hour at 205C. Remove the panel from the oven and allow to cool to room temperature. 4.2.1 Remove one sealer bead from the panel. There must not be any corr
11、osion on the panel surface under the sealer bead. 4.2.2 Humidity (GM4465P) 168 hours at 38C, 100% RH 4.2.3 Remove the second sealer bead from the surface of the panel after humidity test. There must not be any corrosion on the panel surface under the sealer. 5. PROCESS REQUIREMENTS 5.1 Smoke (GM9828
12、P) The material must not smoke up to 190C. 5.2 Blocking The sealant materials, as packaged, must not stick together when stacked one on top of another and subjected to 55 C for 72 hours with a 500 g load applied. 5.3 Tack Material must have no tack in the uncured state. ABN 84 006 893 232 GM Holden
13、Limited Engineering Department MATERIAL SPECIFICATION NUMBER SHEET RELEASE REVISION : HN 2489 4 of 5 November, 2006 NAME: SEALER, PREFORMED, FLOWABLE THIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TO THE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIRM THE DOCUMENT ISSUE DATE IS
14、STILL VALID. FORM : I:MaterialsEngineeringStandardFormsMaterialSpecificationMatspec.doc 6. STABILITY REQUIREMENTS (GM9763P) Material conditioned as described below, must be able to pass all requirements of this specification: 6.1 Elevated Temperature Stability The sealer, as shipped, must be capable
15、 of withstanding a temperature of 54C for 72 hours. 6.2 Low Temperature Stability The sealer, as shipped, must be capable of withstanding 3 cycles as detailed in 3.1.2.3 of test method GM9763P. 6.3 Storage Stability The shelf life of the material shall be 90 days at temperatures not to exceed 35C. T
16、he shelf life on the material commences upon receipt of the material from the manufacturer. 7. APPROVAL, INSPECTION & REJECTION Refer HN 1000, Clauses A, C and G (Line Trial). 8. HAZARDOUS MATERIALS Refer HN 1000, Clause H. 9. RESTRICTED AND REPORTABLE SUBSTANCES (i) All substances and parts must me
17、et the compositional requirements of GMW3059. (ii) All chemical components present in materials supplied to this specification must comply with Australian NICNAS (National Industrial Chemicals Notification and Assessment Scheme) obligations. ABN 84 006 893 232 GM Holden Limited Engineering Departmen
18、t MATERIAL SPECIFICATION NUMBER SHEET RELEASE REVISION : HN 2489 5 of 5 November, 2006 NAME: SEALER, PREFORMED, FLOWABLE THIS DOCUMENT MUST NOT BE REPRODUCED. IF USED IN RELATION TO THE COMPANYS PRODUCTS THE RECIPIENT IS RESPONSIBLE TO CONFIRM THE DOCUMENT ISSUE DATE IS STILL VALID. FORM : I:MaterialsEngineeringStandardFormsMaterialSpecificationMatspec.doc 10. APPROVED SUPPLIERS AND MATERIALS Material known to meet the full requirements of this specification: APPROVED SUPPLIER APPROVED MATERIAL Henkel Australia Orbseal 15000 Prepared By: Y. Zia
