{"id":4560,"date":"2026-03-30T15:06:21","date_gmt":"2026-03-30T07:06:21","guid":{"rendered":"https:\/\/www.leakagetester.com\/?p=4560"},"modified":"2026-03-30T15:15:21","modified_gmt":"2026-03-30T07:15:21","slug":"positive-pressure-leak-test","status":"publish","type":"post","link":"https:\/\/www.leakagetester.com\/vi\/positive-pressure-leak-test\/","title":{"rendered":"Hi\u1ec3u v\u1ec1 th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng: Ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m \u00e1p su\u1ea5t v\u1ee1 v\u00e0 c\u00e1c n\u1ed9i dung kh\u00e1c"},"content":{"rendered":"

<\/h2>\n\n\n\n

C\u00e1c th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng<\/strong> l\u00e0 m\u1ed9t quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft y\u1ebfu nh\u1eb1m \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n c\u1ee7a c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 nh\u1eefng v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh d\u01b0\u1ee3c ph\u1ea9m v\u00e0 th\u1ef1c ph\u1ea9m. Th\u1eed nghi\u1ec7m n\u00e0y bao g\u1ed3m vi\u1ec7c t\u1ea1o \u00e1p su\u1ea5t b\u00ean trong l\u00ean bao b\u00ec v\u00e0 theo d\u00f5i cho \u0111\u1ebfn khi bao b\u00ec b\u1ecb v\u1ee1. Qu\u00e1 tr\u00ecnh n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh \u00e1p su\u1ea5t v\u1ee1<\/strong> v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng bao b\u00ec c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eadn chuy\u1ec3n, ti\u1ec7t tr\u00f9ng v\u00e0 x\u1eed l\u00fd th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n

B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng bao b\u00ec c\u1ee7a h\u1ecd c\u00f3 kh\u1ea3 n\u0103ng ch\u1ee9a \u0111\u1ef1ng s\u1ea3n ph\u1ea9m b\u00ean trong m\u00e0 kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9, t\u1eeb \u0111\u00f3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho s\u1ea3n ph\u1ea9m v\u00e0 duy tr\u00ec t\u00ednh v\u00f4 tr\u00f9ng c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m y t\u1ebf v\u00e0 d\u01b0\u1ee3c ph\u1ea9m.<\/p>\n\n\n\n

\"Th\u1eed<\/a><\/figure>\n\n\n\n

Ki\u1ec3m tra r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng l\u00e0 g\u00ec?<\/h2>\n\n\n\n

Trong m\u1ed9t th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng<\/strong>, bao b\u00ec \u0111\u01b0\u1ee3c t\u1ea1o \u00e1p su\u1ea5t t\u1eeb b\u00ean trong, v\u00e0 th\u1eed nghi\u1ec7m n\u00e0y \u0111o l\u01b0\u1eddng \u00e1p su\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 bao b\u00ec b\u1ecb h\u1ecfng ho\u1eb7c v\u1ee1. Th\u1eed nghi\u1ec7m n\u00e0y cung c\u1ea5p d\u1eef li\u1ec7u qu\u00fd gi\u00e1 v\u1ec1 \u0111\u1ed9 b\u1ec1n c\u1ea5u tr\u00fac c\u1ee7a v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i, bao g\u1ed3m \u0111\u1ed9 b\u1ec1n c\u1ee7a m\u1ed1i h\u00e0n, kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t b\u00ean trong v\u00e0 \u0111\u1ed9 b\u1ec1n t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n

B\u00e0i ki\u1ec3m tra n\u00e0y r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 \u00e1p su\u1ea5t v\u1ee1<\/strong>\u2014\u00e1p su\u1ea5t b\u00ean trong t\u1ed1i \u0111a m\u00e0 bao b\u00ec c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi b\u1ecb h\u1ecfng. Ch\u1ec9 s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh nh\u01b0 d\u01b0\u1ee3c ph\u1ea9m, bao b\u00ec th\u1ef1c ph\u1ea9m v\u00e0 thi\u1ebft b\u1ecb y t\u1ebf, n\u01a1i t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a bao b\u00ec c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn an to\u00e0n s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n

Ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m \u00e1p su\u1ea5t \u0111\u1ed9t ng\u1ed9t<\/h2>\n\n\n\n

C\u00e1c Ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m \u00e1p su\u1ea5t \u0111\u1ed9t ng\u1ed9t<\/strong> \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh trong nhi\u1ec1u ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p, bao g\u1ed3m ti\u00eau chu\u1ea9n ASTM F1140, quy \u0111\u1ecbnh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m chi ti\u1ebft \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p l\u1ef1c b\u00ean trong c\u1ee7a c\u00e1c bao b\u00ec kh\u00f4ng \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh. Theo ti\u00eau chu\u1ea9n ASTM F1140, th\u1eed nghi\u1ec7m v\u1ee1 (Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m A) y\u00eau c\u1ea7u c\u00e1c bao b\u00ec ph\u1ea3i \u0111\u01b0\u1ee3c t\u1ea1o \u00e1p l\u1ef1c b\u00ean trong cho \u0111\u1ebfn khi x\u1ea3y ra s\u1ef1 c\u1ed1. \u00e1p su\u1ea5t v\u1ee1<\/strong> l\u00e0 \u00e1p su\u1ea5t t\u1ed1i \u0111a khi\u1ebfn bao b\u00ec b\u1ecb v\u1ee1, t\u1eeb \u0111\u00f3 gi\u00fap \u0111\u00e1nh gi\u00e1 tr\u1ef1c ti\u1ebfp \u0111\u1ed9 b\u1ec1n c\u1ee7a v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i v\u00e0 l\u1edbp ni\u00eam phong.<\/p>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m A (Th\u1eed nghi\u1ec7m \u00e1p su\u1ea5t \u0111\u1ed9t ng\u1ed9t)<\/h3>\n\n\n\n

Trong ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, g\u00f3i h\u00e0ng \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o m\u1ed9t thi\u1ebft b\u1ecb l\u00e0m t\u0103ng \u00e1p su\u1ea5t b\u00ean trong cho \u0111\u1ebfn khi g\u00f3i h\u00e0ng b\u1ecb h\u1ecfng. Th\u1eed nghi\u1ec7m n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh \u00e1p su\u1ea5t v\u1ee1<\/strong> v\u00e0 lo\u1ea1i h\u01b0 h\u1ecfng (v\u1eadt li\u1ec7u ho\u1eb7c gio\u0103ng) x\u1ea3y ra. \u00c1p su\u1ea5t v\u1ee1 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 t\u00ednh to\u00e0n v\u1eb9n t\u1ed5ng th\u1ec3 c\u1ee7a bao b\u00ec v\u00e0 \u0111\u1ea3m b\u1ea3o bao b\u00ec c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf nh\u01b0 ti\u1ec7t tr\u00f9ng v\u00e0 v\u1eadn chuy\u1ec3n.<\/p>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m B (Th\u1eed nghi\u1ec7m \u0111\u1ed9 tr\u00f4i)<\/h3>\n\n\n\n

Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m B bao g\u1ed3m vi\u1ec7c duy tr\u00ec m\u1ed9t \u00e1p su\u1ea5t b\u00ean trong c\u1ee5 th\u1ec3 trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh. Th\u1eed nghi\u1ec7m n\u00e0y \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t kh\u00f4ng \u0111\u1ed5i c\u1ee7a g\u00f3i h\u00e0ng<\/strong> theo th\u1eddi gian. C\u00e1i th\u1eed nghi\u1ec7m \u0111\u1ed9 tr\u01b0\u1ee3t<\/strong> \u0111\u00e1nh gi\u00e1 xem bao b\u00ec c\u00f3 th\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n m\u00e0 kh\u00f4ng b\u1ecb h\u01b0 h\u1ecfng khi ch\u1ecbu \u00e1p l\u1ef1c hay kh\u00f4ng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 c\u00e1c lo\u1ea1i bao b\u00ec c\u00f3 th\u1ec3 ph\u1ea3i ch\u1ecbu \u00e1p l\u1ef1c k\u00e9o d\u00e0i trong qu\u00e1 tr\u00ecnh b\u1ea3o qu\u1ea3n ho\u1eb7c v\u1eadn chuy\u1ec3n.<\/p>\n\n\n\n

Ki\u1ec3m tra \u0111\u1ed9 bi\u1ebfn d\u1ea1ng \u0111\u1ebfn khi h\u1ecfng<\/h3>\n\n\n\n

Bi\u1ebfn th\u1ec3 n\u00e0y c\u1ee7a Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m B t\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady, nh\u01b0ng thay v\u00ec duy tr\u00ec \u00e1p su\u1ea5t trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh, bao b\u00ec s\u1ebd \u0111\u01b0\u1ee3c n\u00e9n \u00e1p su\u1ea5t cho \u0111\u1ebfn khi x\u1ea3y ra s\u1ef1 c\u1ed1. th\u1eddi gian \u0111\u1ebfn khi h\u1ecfng h\u00f3c<\/strong> \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng v\u00e0 d\u00f9ng l\u00e0m c\u01a1 s\u1edf \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n c\u1ee7a bao b\u00ec. Th\u1eed nghi\u1ec7m n\u00e0y gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t hi\u1ec3u \u0111\u01b0\u1ee3c bao b\u00ec c\u1ee7a h\u1ecd c\u00f3 th\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ea5u tr\u00fac trong bao l\u00e2u khi ch\u1ecbu \u00e1p l\u1ef1c tr\u01b0\u1edbc khi b\u1ecb h\u1ecfng.<\/p>\n\n\n\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng trong \u0111\u00f3ng g\u00f3i<\/h2>\n\n\n\n

C\u00e1c th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng<\/strong> \u0111i\u1ec1u n\u00e0y c\u00f3 \u00fd ngh\u0129a v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t mong mu\u1ed1n \u0111\u1ea3m b\u1ea3o bao b\u00ec c\u1ee7a h\u1ecd tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh c\u1ee7a ng\u00e0nh. B\u1eb1ng c\u00e1ch ki\u1ec3m tra kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p l\u1ef1c b\u00ean trong c\u1ee7a bao b\u00ec, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh nh\u1eefng \u0111i\u1ec3m y\u1ebfu trong v\u1eadt li\u1ec7u bao b\u00ec ho\u1eb7c c\u00e1c m\u1ed1i h\u00e0n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn r\u00f2 r\u1ec9 ho\u1eb7c h\u1ecfng h\u00f3c trong \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng b\u00ecnh th\u01b0\u1eddng. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng s\u1ea3n ph\u1ea9m b\u1ecb nhi\u1ec5m b\u1ea9n, m\u1ea5t t\u00ednh v\u00f4 tr\u00f9ng v\u00e0 h\u01b0 h\u1ecfng, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c ng\u00e0nh nh\u01b0 th\u1ef1c ph\u1ea9m v\u00e0 d\u01b0\u1ee3c ph\u1ea9m.<\/p>\n\n\n\n

M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n v\u1ee1 c\u1ee7a \u1ed1ng d\u1eabn v\u00e0 m\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n v\u1ee1 c\u1ee7a t\u00fai<\/h3>\n\n\n\n

\u0110\u1ec3 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng<\/strong>, c\u00e1c thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng nh\u01b0 M\u00e1y ki\u1ec3m tra r\u00f2 r\u1ec9 v\u00e0 v\u1ee1 \u1ed1ng<\/strong> ho\u1eb7c M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n t\u00fai<\/strong> l\u00e0 b\u1eaft bu\u1ed9c. C\u00e1c thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ea1o \u00e1p su\u1ea5t l\u00ean bao b\u00ec v\u00e0 \u0111o ch\u00ednh x\u00e1c \u00e1p su\u1ea5t v\u1ee1, t\u1eeb \u0111\u00f3 cung c\u1ea5p d\u1eef li\u1ec7u quan tr\u1ecdng cho c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

C\u00e1c M\u00e1y ki\u1ec3m tra r\u00f2 r\u1ec9 v\u00e0 v\u1ee1 \u1ed1ng<\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u00e1p su\u1ea5t v\u1ee1<\/strong> c\u1ee7a c\u00e1c lo\u1ea1i bao b\u00ec kh\u00e1c nhau, \u0111\u1ea3m b\u1ea3o ch\u00fang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t b\u00ean trong c\u1ea7n thi\u1ebft trong qu\u00e1 tr\u00ecnh ti\u1ec7t tr\u00f9ng ho\u1eb7c v\u1eadn chuy\u1ec3n. M\u00e1y th\u1eed \u0111\u1ed9 b\u1ec1n t\u00fai<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean d\u1ee5ng \u0111\u1ec3 ki\u1ec3m tra c\u00e1c v\u1eadt li\u1ec7u bao b\u00ec d\u1ebbo, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u00fai \u0111\u1ef1ng th\u1ef1c ph\u1ea9m v\u00e0 s\u1ea3n ph\u1ea9m y t\u1ebf. C\u1ea3 hai thi\u1ebft b\u1ecb ki\u1ec3m tra n\u00e0y \u0111\u1ec1u cung c\u1ea5p c\u00e1c k\u1ebft qu\u1ea3 \u0111o l\u01b0\u1eddng ch\u00ednh x\u00e1c, \u0111\u1ea3m b\u1ea3o r\u1eb1ng bao b\u00ec \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n b\u1eaft bu\u1ed9c v\u1ec1 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 b\u1ec1n.<\/p>\n\n\n\n

<\/h3>\n\n\n\n

C\u00e1c th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng<\/strong> l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 c\u01a1 b\u1ea3n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 an to\u00e0n c\u1ee7a v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m \u00e1p su\u1ea5t \u0111\u1ed9t ng\u1ed9t<\/strong> v\u00e0 c\u00e1c thi\u1ebft b\u1ecb ki\u1ec3m tra \u0111\u00e1ng tin c\u1eady nh\u01b0 M\u00e1y ki\u1ec3m tra r\u00f2 r\u1ec9 v\u00e0 v\u1ee1 \u1ed1ng<\/strong> V\u00e0 M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n t\u00fai<\/strong>, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng bao b\u00ec c\u1ee7a h\u1ecd s\u1ebd ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf. Quy tr\u00ecnh n\u00e0y gi\u00fap duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a s\u1ea3n ph\u1ea9m, ng\u0103n ng\u1eeba \u00f4 nhi\u1ec5m v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m \u0111\u1ebfn tay ng\u01b0\u1eddi ti\u00eau d\u00f9ng trong t\u00ecnh tr\u1ea1ng t\u1ed1t nh\u1ea5t.<\/p>\n\n\n\n

T\u1ea1i D\u1ee5ng c\u1ee5 t\u1ebf b\u00e0o<\/strong>, ch\u00fang t\u00f4i cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p ti\u00ean ti\u1ebfn M\u00e1y ki\u1ec3m tra \u0111\u1ed9 k\u00edn v\u00e0 \u0111\u1ed9 b\u1ec1n<\/strong> \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ng\u00e0nh, bao g\u1ed3m Ti\u00eau chu\u1ea9n ASTMF1140<\/strong>. Nh\u1eefng c\u00f4ng c\u1ee5 n\u00e0y cung c\u1ea5p cho c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 ki\u1ec3m tra v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i m\u1ed9t c\u00e1ch nghi\u00eam ng\u1eb7t, \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh v\u00e0 \u0111\u00e1p \u1ee9ng k\u1ef3 v\u1ecdng c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>","protected":false},"excerpt":{"rendered":"

Th\u1eed nghi\u1ec7m r\u00f2 r\u1ec9 \u00e1p su\u1ea5t d\u01b0\u01a1ng l\u00e0 m\u1ed9t quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft y\u1ebfu nh\u1eb1m \u0111\u00e1nh gi\u00e1 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 nh\u1eefng v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh d\u01b0\u1ee3c ph\u1ea9m v\u00e0 th\u1ef1c ph\u1ea9m. Th\u1eed nghi\u1ec7m n\u00e0y bao g\u1ed3m vi\u1ec7c t\u1ea1o \u00e1p su\u1ea5t b\u00ean trong bao b\u00ec v\u00e0 theo d\u00f5i cho \u0111\u1ebfn khi bao b\u00ec b\u1ecb v\u1ee1. Quy tr\u00ecnh n\u00e0y gi\u00fap x\u00e1c \u0111\u1ecbnh \u00e1p su\u1ea5t v\u1ee1 v\u00e0 \u0111\u1ea3m b\u1ea3o [\u2026]","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","footnotes":""},"categories":[89,1],"tags":[],"class_list":["post-4560","post","type-post","status-publish","format-standard","hentry","category-pressure-decay-test","category-test-method"],"yoast_head":"\nPositive Pressure Leak Test for Packaging Integrity<\/title>\n<meta name=\"description\" content=\"Explore the role of a Leak Burst Tester and pouch burst tester in ensuring packaging quality.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.leakagetester.com\/vi\/positive-pressure-leak-test\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta 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industries. The test involves applying an internal pressure to a package and monitoring it until the package bursts. This process helps to determine the burst pressure and ensures…","_links":{"self":[{"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/posts\/4560","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/comments?post=4560"}],"version-history":[{"count":0,"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/posts\/4560\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/media?parent=4560"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/categories?post=4560"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.leakagetester.com\/vi\/wp-json\/wp\/v2\/tags?post=4560"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}