1、 ENGINEERING MATERIAL SPECIFICATIONMaterial Name Specification NumberDate Para. No. Revisions1985 01 28 Released CAO1-PR527049WP 3948-a Page 1 of 1SHEETING - POLYESTER/RAYON - NONWOVEN ESB-M9H113-A1. SCOPEThe material defined by this specification is a sized, nonwoven,polyester/rayon fabric coated o
2、n one side with a polyethylene resin.2. APPLICATIONThis specification was released originally for material used to coverglass fiber parts for handling and assembly purposes.3. REQUIREMENTS3.1 CONDITIONINGAll test values indicated herein are based on material conditionedin a controlled atmosphere of
3、23 +/- 2 C and 50 +/- 5%relative humidity for 24 h prior to testing and tested under thesame controlled conditions.3.2 THICKNESS 0.25 +/- 0.05 mm(SAE J 315)3.3 WEIGHT(AATCC Test Methods 20 and 94)Fibrous Material 38 +/- 3 g/m 2(70% polyester/30% rayon)Polyethylene Resin 10 +/- 2 g/m 23.4 BREAKING ST
4、RENGTH, min(ASTM D 1117 - Cut Strip Method, 4.0 mm/s jaw speed)Machine Direction 26.5 NAcross Machine Direction 1.6 N3.5 COLOR As specified on engineering drawings3.6 SUPPLIERS RESPONSIBILITYMaterial supplied to this specification must be equivalent to thatoriginally approved. Changes in formulation
5、 or processing shallnot be made without prior approval as described in SupplierProcedure I-A.4. APPROVAL OF SUPPLIERSSuppliers to this specification must be approved by the affected productengineering office. Procedure for gaining approval of a specificmaterial to a new/existing ES-M specification is contained in SupplierProcedure I-A. Approved new suppliers will be added to the EngineeringMaterials Approved Source List.
