PPP B 15C 包装用 联邦规范 袋和信封玻璃纸(1975年6月6日)[S S由A 1247]

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时间:2023-03-16

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上传者:战必胜
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FEDEILILSPECIFICATION
BAGS AND ENVRLOPES, CELLOPHANE, FOR
PPP-E-15C
June 6, 1975
SUPERSEDING
Fed. Spec. PPP-B-15B
April 18, 1968
PACKAGING ‘-
This speclfication was spproved by the Couonissioner;Federal S@ply ’Servi~,
General Services Administration for use of all Federal .agepcies.
1.
SCOPE AND CLASSIFICATION ,
1.1 ‘m.
This specificatlon cove?+ the fabricationof cellophanebaga
end envelopea for uee in protective packaging,(a:e 6~1).
1.2 Claaaification.
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1.2.1 Styles, types, end claasea.
This specification covers the following
styles, types; and claesea of baga and envelopea,se specified (ace 6.2 and
6.3).
Style A -
Style B -
style
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Type ,1 -
Cleaa 1 -
Claae 2 -
. class “3 ,-
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,,Py~e 11. ~ ,-
,Clasa1 -
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Clies”i” -
Clsse 3 -
‘clae6!4” -
Claae 5 -
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Bags and envelopes, flat
Bags, square
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Bage, aatcreelbottom
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Nonheat sealing ‘“
NonCoated ‘“
Both sides coated with cellulose nitrate
“Bothafdea coated with “cellulosenitrate, “‘ .
whter:reeistant “. ‘“.,.”
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Heat sei$+g:.
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Both sides coated with cellulose nitrate, .Intermadiate
water vapor’pewability
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Both a“ides.coated with celliloae.nit.rat?’,low water..
vapor permeability
Both sides coated with cellqloae nitrate water reaiatent,
intekmedlatewater vapor permeability
Both sides ceated with cellulose nitrate, water reaiatsnt,
low water vapor permeability
Both’sidea ‘koatedwith aynthetfc resine, watek resistant,
low water vapor permeability
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FSC 8105 ‘“
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