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ASTM D4063-99(2004)
Standard Specification for Pressboard for Electrical Insulating Purposes
Automaticky přeložený název:
Standardní specifikace pro lepenka pro izolační účely elektrické
NORMA vydána dne 10.11.1999
Informace o normě:
Označení normy: ASTM D4063-99(2004)
Poznámka: NEPLATNÁ
Datum vydání normy: 10.11.1999
Kód zboží: NS-25902
Počet stran: 4
Přibližná hmotnost: 12 g (0.03 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
Anotace textu normy ASTM D4063-99(2004) :
Keywords:
ash, board, calendered, chlorides, compressibility, cotton, density, dielectric strength, kraft, moisture, precompressed, pressboard, shrinkage, tensile strength, thickness, ICS Number Code 29.035.01 (Insulating materials in general)
Doplňující informace
| 1. Scope | ||||||||
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1.1 This specification covers electrical insulating board, manufactured from kraft, cotton, or kraft and cotton pulps. This board is intended for dielectrical or structural purposes in transformers and other electrical apparatus. 1.2 Electrical insulating boards are most commonly referred to (and will be referred to herein) as pressboard. Other terms used for pressboard include transformer board, fuller board, and presspan. 1.3 This specification covers pressboard having a nominal thickness of 0.030 to 0.315 in. (0.81 to 8.0 mm). For thinner material refer to Specification D1305. 1.4 The maximum thickness available will differ with the type and the manufacturer. The maximum sheet size will differ with the thickness, type, and manufacturer. 1.5 Pressboard shall normally be plied wet without pasting. Unless specified by the purchaser, this specification does not include pressboard comprised of two or more sheets that have been laminated together using an adhesive. |
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| 2. Referenced Documents | ||||||||
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