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    FORD ESB-M4G70-B-2011 SEALER POLYVINYL CHLORIDE FOAM PLASTISOL - HEAT CURING TO BE USED WITH FORD WSS-M99P1111-A (Shown on FORD ESB-M4G70-A)《聚氯乙烯泡沫塑料热固化密封层 与福特WSS-M99P1111-A 一起.pdf

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    FORD ESB-M4G70-B-2011 SEALER POLYVINYL CHLORIDE FOAM PLASTISOL - HEAT CURING TO BE USED WITH FORD WSS-M99P1111-A (Shown on FORD ESB-M4G70-A)《聚氯乙烯泡沫塑料热固化密封层 与福特WSS-M99P1111-A 一起.pdf

    1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2011 06 21 N Status A and B replaced by WSK-M4G70-C M. Gramlich, NA 1978 11 10 Metricated , renumbered and Retyped CAH1-RD572066-175 1963 06 27 Released ESB-M4G70-A AS1-955 WP-3948-a Page 1 of 3 SEALER, POLY

    2、VINYL CHLORIDE FOAM PLASTISOL - HEAT CURING ESB-M4G70-A ESB-M4G70-B NOT TO BE USED FOR NEW DESIGN 1. SCOPE: The material defined by this specification is a polyvinyl chloride base, which expands to a cellular structure when heat cured. 2. APPLICATION: This specification was released originally for m

    3、aterial used for molded applications on molding retainers to seal against water and dust entry. 3. REQUIREMENTS: 3.1 CONDITIONING All test values indicated herein are based on materials conditioned in a controlled atmosphere of 23 +/- 2 C and 50 +/- 5% relative humidity for 24 h prior to testing and

    4、 tested under the same controlled conditions. 3.2 COLOR As specified on engineering drawings 3.3 TENSILE STRENGTH min 70 psi (483 kPa) (ASTM D 412, Die “C“, slab material) Elongation, min 150% 3.4 HARDNESS - DUROMETER “00“ 35 - 45 (ASTM D 2240, instantaneous reading, slab material) 3.5 HEAT RESISTAN

    5、CE No evidence of cracking or plasticizer exudation Test Method: Molded slabs of material or the molded assemblies shall be subjected to a temperature of 121 +/- 3 C for 20 min in a mechanical convection oven (simulated paint repair). ENGINEERING MATERIAL SPECIFICATION ESB-M4G70-A ESB-M4G70-B WP-394

    6、8-b Page 2 of 3 3.6 PAINT STAIN No migration stain (FLTM BV 7-2) Test Method: Molded slabs or finished assemblies of molded material on retainers shall be mounted in intimate contact with a freshly enameled paint panel. The assemblies shall be subjected to 72 h in the fluorescent sunlamp cabinet and

    7、 examined for migration stain development. The paint stain requirement applies to parts which contact paint in assembly. 3.7 COLD FLEXIBILITY No cracks or evidence of failure Test Method: Molded slabs or finished assemblies of molded material on retainers shall be conditioned for 24 h in a cold cham

    8、ber maintained at -29 C. The cured slab material shall be bent 180 deg around a 1/2 in (13 mm) diameter mandrel. The molded assembly shall be subjected to the normal stresses encountered in normal installation procedures using the standard tools for securing the retainers. 3.8 RESISTANCE TO CORROSIO

    9、N, min 240 h (ASTM B 117) 3.8.1 Molded Assembly (Sealer and molding retainer) No loss of adhesion or blistering of the sealer and no evidence of corrosion on the metal surface. Test Method: Subject the molded assemblies to 240 h salt spray exposure. 3.9 OZONE RATING Must meet ESB-M9P1-A 3.10 ESB-M4G

    10、70-B FLAMMABILITY 3.10.1 In order to comply with Federal Motor Vehicle Safety Standard No. 302, the materials, portions of components, and composites shall not burn, or transmit a flame across its surface, at a rate of more than 4 in (101 mm) per minute. To demonstrate compliance, the sample size an

    11、d method of testing shall be in accordance with FLTM BN 24-2. 3.10.2 Performance - Environmental Aging All materials, portions of components, and composites defined by this specification that have not been treated, modified or reformulated and exceed a maximum burn rate of 3.0 in (76 mm) per minute

    12、as specified by the Flammability Lot Sampling Plan of FLTM BN 24-2, must be evaluated for permanency of the materials flame retardant properties per ESB-M25P3-A according to the accelerated environmental aging requirements applicable to the basic material category of this particular specification. A

    13、ny material, portions of components, and composites defined by this specification that have been treated, modified or reformulated to conform to Flammability Lot ENGINEERING MATERIAL SPECIFICATION ESB-M4G70-A ESB-M4G70-B WP-3948-b Page 3 of 3 Sampling Plan of FLTM BN 24-2, regardless of maximum burn

    14、 rate, must be evaluated for both permanency of materials flame retardant properties and changes in mechanical, chemical and physical properties per ESB-M25P3-A applicable to the basic materials category of this particular specification. 3.10.3 Flammability Test Program Materials, portions of compon

    15、ents, and composites governed by this specification must also comply with the requirements of ES-D3AB-11014-AA. 3.11 SUPPLIERS RESPONSIBILITY Material supplied to this specification must be equivalent to that originally approved. Changes in formulation or processing shall not be made without prior a

    16、pproval as described in Supplier Procedure I-A. 4. APPROVAL OF SUPPLIERS: Suppliers to this specification must be approved by the affected product engineering office. Procedure for gaining approval of a specific material to a new/existing ES-M specification is contained in Supplier Procedure I-A. Ap

    17、proved new suppliers will be added to the Engineering Materials Approved Source List. 5. GENERAL INFORMATION: This data is for information only and is not a requirement. 5.1 FLASH POINT, min 177 C (ASTM D 93) 5.2 RECOMMENDED CURE CYCLE Molded Assemblies 5 min at 177 C Slab Material 10 min at 177 C 5

    18、.3 SOLIDS, min 99% (ASTM D 2834, except heat at 102 +/- 3 C for 3 h in a mechanical convection oven) 5.4 VISCOSITY (FLTM BV 3-1, pressure flow at 30 psi (207 kPa), 0.052 in (1.32 mm) orifice) 5.4.1 As Received 10 - 40 s 5.4.2 Aged, max 65 s 5.5 WEIGHT PER VOLUME 9.7 - 10.2 lb/gal (ASTM D 816) (1.16 - 1.22 kg/L)


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    本文(FORD ESB-M4G70-B-2011 SEALER POLYVINYL CHLORIDE FOAM PLASTISOL - HEAT CURING TO BE USED WITH FORD WSS-M99P1111-A (Shown on FORD ESB-M4G70-A)《聚氯乙烯泡沫塑料热固化密封层 与福特WSS-M99P1111-A 一起.pdf)为本站会员(boatfragile160)主动上传,麦多课文档分享仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文档分享(点击联系客服),我们立即给予删除!




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