{"id":2691,"date":"2024-08-06T05:41:56","date_gmt":"2024-08-06T05:41:56","guid":{"rendered":"https:\/\/www.packqc.com\/?p=2691"},"modified":"2025-09-12T09:31:37","modified_gmt":"2025-09-12T01:31:37","slug":"dynamic-friction-testing-machine-improve-quality","status":"publish","type":"post","link":"https:\/\/www.packqc.com\/vi\/dynamic-friction-testing-machine-improve-quality\/","title":{"rendered":"C\u00e1ch th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m COF cho gi\u1ea5y b\u1eb1ng ti\u00eau chu\u1ea9n ASTM D1894 v\u00e0 ISO 8295"},"content":{"rendered":"
\n\t\t\t\t
\n\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t

M\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng c\u1ea3i thi\u1ec7n ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng trong bao b\u00ec v\u00e0 nh\u1ef1a nh\u01b0 th\u1ebf n\u00e0o<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Gi\u1edbi thi\u1ec7u v\u1ec1 m\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng<\/strong><\/h2>

N\u0103ng \u0111\u1ed9ng m\u00e1y th\u1eed ma s\u00e1t<\/a> l\u00e0 nh\u1eefng c\u00f4ng c\u1ee5 thi\u1ebft y\u1ebfu \u0111\u1ec3 \u0111o c\u00e1c \u0111\u1eb7c t\u00ednh ma s\u00e1t c\u1ee7a v\u1eadt li\u1ec7u. Nh\u1eefng m\u00e1y n\u00e0y cung c\u1ea5p d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 l\u1ef1c c\u1ea3n g\u1eb7p ph\u1ea3i khi hai b\u1ec1 m\u1eb7t tr\u01b0\u1ee3t v\u00e0o nhau, r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m. B\u00e0i vi\u1ebft n\u00e0y kh\u00e1m ph\u00e1 t\u1ea7m quan tr\u1ecdng c\u1ee7a th\u1eed nghi\u1ec7m ma s\u00e1t \u0111\u1ed9ng, c\u00e1c ti\u00eau chu\u1ea9n ch\u00ednh nh\u01b0 ASTM D1894 v\u00e0 ISO 8295, v\u00e0 nh\u1eefng l\u1ee3i th\u1ebf khi s\u1eed d\u1ee5ng Cell Instruments m\u00e1y th\u1eed ma s\u00e1t \u0111\u1ed9ng<\/a>.<\/p>

T\u1ea7m quan tr\u1ecdng c\u1ee7a th\u1eed nghi\u1ec7m ma s\u00e1t \u0111\u1ed9ng<\/strong><\/h2>

Ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng \u0111\u1ecbnh l\u01b0\u1ee3ng l\u1ef1c ma s\u00e1t \u0111\u1ed9ng, l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec chuy\u1ec3n \u0111\u1ed9ng gi\u1eefa hai b\u1ec1 m\u1eb7t. Ph\u00e9p \u0111o n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p m\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1eadt li\u1ec7u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ee9c n\u0103ng s\u1ea3n ph\u1ea9m, ch\u1eb3ng h\u1ea1n nh\u01b0 bao b\u00ec, d\u01b0\u1ee3c ph\u1ea9m v\u00e0 h\u00e0ng d\u1ec7t may. Hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c \u0111\u1eb7c t\u00ednh ma s\u00e1t gi\u00fap t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh s\u1ea3n xu\u1ea5t, n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n c\u1ee7a ng\u00e0nh.<\/p>

Ti\u00eau chu\u1ea9n ch\u00ednh: ASTM D1894 v\u00e0 ISO 8295<\/strong><\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t
\n\t\t\t
<\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n nh\u01b0 Ti\u00eau chu\u1ea9n ASTMD1894<\/a> V\u00e0 Ti\u00eau chu\u1ea9n ISO8295<\/a> \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n v\u00e0 \u0111\u1ed9 tin c\u1eady trong k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m ma s\u00e1t. C\u00e1c ti\u00eau chu\u1ea9n n\u00e0y cung c\u1ea5p c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 \u0111o h\u1ec7 s\u1ed1 ma s\u00e1t (CoF) c\u1ee7a m\u00e0ng nh\u1ef1a v\u00e0 t\u1ea5m nh\u1ef1a, r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m.<\/p>

Ti\u00eau chu\u1ea9n ASTMD1894<\/strong><\/h3>

ASTM D1894 ch\u1ec9 \u0111\u1ecbnh quy tr\u00ecnh \u0111o CoF t\u0129nh v\u00e0 \u0111\u1ed9ng c\u1ee7a m\u00e0ng nh\u1ef1a v\u00e0 t\u1ea5m nh\u1ef1a. C\u00e1c b\u01b0\u1edbc ch\u00ednh bao g\u1ed3m:<\/p>

  1. Chu\u1ea9n b\u1ecb m\u1eabu<\/strong>: C\u1eaft m\u1eabu th\u00e0nh c\u00e1c d\u1ea3i v\u00e0 x\u1eed l\u00fd ch\u00fang \u1edf nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u1ea9m quy \u0111\u1ecbnh.<\/li>
  2. Thi\u1ebft l\u1eadp th\u1eed nghi\u1ec7m<\/strong>: \u0110\u1eb7t phim l\u00ean m\u1eb7t ph\u1eb3ng n\u1eb1m ngang v\u00e0 k\u00e9o m\u1ed9t t\u1ea5m v\u00e1n tr\u01b0\u1ee3t \u0111\u01b0\u1ee3c ph\u1ee7 c\u00f9ng lo\u1ea1i v\u1eadt li\u1ec7u ho\u1eb7c v\u1eadt li\u1ec7u kh\u00e1c tr\u00ean m\u1eb7t ph\u1eb3ng v\u1edbi t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i.<\/li>
  3. \u0110o l\u01b0\u1eddng<\/strong>: Ghi l\u1ea1i c\u00e1c l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1eaft \u0111\u1ea7u v\u00e0 duy tr\u00ec chuy\u1ec3n \u0111\u1ed9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh CoF t\u0129nh v\u00e0 \u0111\u1ed9ng.<\/li><\/ol>

    Ti\u00eau chu\u1ea9n ISO8295<\/strong><\/h3>

    ISO 8295 l\u00e0 ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh CoF c\u1ee7a m\u00e0ng nh\u1ef1a v\u00e0 t\u1ea5m nh\u1ef1a. Quy tr\u00ecnh bao g\u1ed3m:<\/p>

    1. Chu\u1ea9n b\u1ecb m\u1eabu<\/strong>:T\u01b0\u01a1ng t\u1ef1 nh\u01b0 ASTM D1894, c\u00e1c m\u1eabu \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb v\u00e0 x\u1eed l\u00fd.<\/li>
    2. Thi\u1ebft l\u1eadp th\u1eed nghi\u1ec7m<\/strong>: \u0110\u1eb7t m\u1eabu tr\u00ean m\u1ed9t b\u1ec1 m\u1eb7t ph\u1eb3ng v\u00e0 k\u00e9o m\u1ed9t chi\u1ebfc xe tr\u01b0\u1ee3t c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng x\u00e1c \u0111\u1ecbnh qua m\u1eabu v\u1edbi t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i.<\/li>
    3. \u0110o l\u01b0\u1eddng<\/strong>: \u0110o l\u1ef1c ma s\u00e1t t\u0129nh v\u00e0 l\u1ef1c ma s\u00e1t \u0111\u1ed9ng \u0111\u1ec3 t\u00ednh CoF.<\/li><\/ol>

      L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng<\/strong><\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
      \n\t\t\t\t
      \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"M\u00e1y\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
      \n\t\t\t\t
      \n\t\t\t\t\t\t\t\t\t

      M\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng c\u00f3 m\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m, bao g\u1ed3m:<\/p>

      1. \u0110\u1ed9 ch\u00ednh x\u00e1c cao<\/strong>: C\u1ea3m bi\u1ebfn v\u00e0 h\u1ec7 th\u1ed1ng hi\u1ec7u chu\u1ea9n ti\u00ean ti\u1ebfn \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 nh\u1ea5t qu\u00e1n.<\/li>
      2. Giao di\u1ec7n th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng<\/strong>: C\u00e1c n\u00fat \u0111i\u1ec1u khi\u1ec3n tr\u1ef1c quan v\u00e0 ph\u1ea7n m\u1ec1m gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a thao t\u00e1c, ngay c\u1ea3 v\u1edbi ng\u01b0\u1eddi d\u00f9ng l\u1ea7n \u0111\u1ea7u.<\/li>
      3. T\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh<\/strong>: C\u00e1c gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u th\u1eed nghi\u1ec7m c\u1ee5 th\u1ec3.<\/li>
      4. Thi\u1ebft k\u1ebf m\u1ea1nh m\u1ebd<\/strong>: K\u1ebft c\u1ea5u b\u1ec1n b\u1ec9 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i v\u00e0 nhu c\u1ea7u b\u1ea3o tr\u00ec t\u1ed1i thi\u1ec3u.<\/li><\/ol>

        \u1ee8ng d\u1ee5ng c\u1ee7a th\u1eed nghi\u1ec7m ma s\u00e1t \u0111\u1ed9ng<\/strong><\/h2>

        Ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau:<\/p>

        1. V\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i<\/strong>: \u0110\u1ea3m b\u1ea3o c\u00e1c v\u1eadt li\u1ec7u kh\u00f4ng d\u00ednh v\u00e0o nhau qu\u00e1 nhi\u1ec1u ho\u1eb7c t\u00e1ch ra qu\u00e1 d\u1ec5 d\u00e0ng, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a bao b\u00ec.<\/li>
        2. Y t\u1ebf v\u00e0 D\u01b0\u1ee3c ph\u1ea9m<\/strong>: Ki\u1ec3m so\u00e1t CoF \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n, ch\u1ee9c n\u0103ng v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n quy \u0111\u1ecbnh.<\/li>
        3. D\u1ec7t may v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh<\/strong>: X\u00e1c \u0111\u1ecbnh c\u1ea3m gi\u00e1c v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a v\u1ea3i, \u0111\u1ed9 b\u1ec1n li\u00ean k\u1ebft v\u00e0 kh\u1ea3 n\u0103ng d\u1ec5 d\u00e0ng s\u1eed d\u1ee5ng keo d\u00e1n.<\/li><\/ol>

          Khuy\u1ebfn ngh\u1ecb m\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng c\u1ee7a Cell Instruments<\/strong><\/h2>

          Cell Instruments cung c\u1ea5p c\u00e1c m\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng hi\u1ec7n \u0111\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u ki\u1ec3m tra \u0111a d\u1ea1ng. Thi\u1ebft b\u1ecb c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o CoF ch\u00ednh x\u00e1c v\u1edbi \u0111\u1ed9 bi\u1ebfn thi\u00ean t\u1ed1i thi\u1ec3u, khi\u1ebfn ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p kh\u00e1c nhau. V\u1edbi giao di\u1ec7n th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, thi\u1ebft k\u1ebf m\u1ea1nh m\u1ebd v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh, m\u00e1y c\u1ee7a ch\u00fang t\u00f4i cung c\u1ea5p k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady v\u00e0 ch\u00ednh x\u00e1c, gi\u00fap b\u1ea1n \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ASTM D1894 v\u00e0 ISO 8295.<\/p>

          C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h3>

          1. Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a m\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng l\u00e0 g\u00ec?<\/strong><\/p>

          M\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng \u0111o l\u1ef1c ma s\u00e1t \u0111\u1ed9ng gi\u1eefa hai b\u1ec1 m\u1eb7t, cung c\u1ea5p d\u1eef li\u1ec7u quan tr\u1ecdng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/p>

          2. Ti\u00eau chu\u1ea9n ASTM D1894 v\u00e0 ISO 8295 kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/p>

          C\u1ea3 ASTM D1894 v\u00e0 ISO 8295 \u0111\u1ec1u cung c\u1ea5p c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111o h\u1ec7 s\u1ed1 ma s\u00e1t c\u1ee7a m\u00e0ng nh\u1ef1a, nh\u01b0ng ch\u00fang kh\u00e1c nhau v\u1ec1 t\u1ed1c \u0111\u1ed9 th\u1eed nghi\u1ec7m v\u00e0 c\u00e1c chi ti\u1ebft quy tr\u00ecnh c\u1ee5 th\u1ec3.<\/p>

          3. T\u1ea1i sao th\u1eed nghi\u1ec7m ma s\u00e1t \u0111\u1ed9ng l\u1ea1i quan tr\u1ecdng trong ng\u00e0nh bao b\u00ec?<\/strong><\/p>

          Ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng \u0111\u1ea3m b\u1ea3o r\u1eb1ng v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i kh\u00f4ng d\u00ednh v\u00e0o nhau qu\u00e1 nhi\u1ec1u ho\u1eb7c kh\u00f4ng d\u1ec5 d\u00e0ng t\u00e1ch ra, duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n v\u00e0 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng c\u1ee7a bao b\u00ec.<\/p>

          4. M\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng c\u1ee7a Cell Instruments c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c kh\u00f4ng?<\/strong><\/p>

          C\u00f3, Cell Instruments cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u th\u1eed nghi\u1ec7m c\u1ee5 th\u1ec3, \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u00e0o c\u00e1c quy tr\u00ecnh hi\u1ec7n c\u00f3 c\u1ee7a b\u1ea1n.<\/p>

          5. L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng c\u1ee7a Cell Instruments l\u00e0 g\u00ec?<\/strong><\/p>

          M\u00e1y ki\u1ec3m tra ma s\u00e1t \u0111\u1ed9ng c\u1ee7a Cell Instruments cung c\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c cao, giao di\u1ec7n th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh, \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

          \n\t\t\t\t
          \n\t\t\t\t\t\t\t\t\t

          S\u1ea3n ph\u1ea9m li\u00ean quan<\/h2>

          Thi\u1ebft b\u1ecb ki\u1ec3m tra h\u1ec7 s\u1ed1 ma s\u00e1t<\/a><\/p>

          B\u00e0i vi\u1ebft li\u00ean quan<\/h2>

          Ki\u1ec3m tra COF cho phim<\/a><\/p>

          M\u00e1y ki\u1ec3m tra h\u1ec7 s\u1ed1 ma s\u00e1t m\u00e0ng<\/a><\/p>

          H\u1ec7 s\u1ed1 ma s\u00e1t c\u1ee7a m\u00e0ng nh\u1ef1a<\/a><\/p>

          H\u1ec7 s\u1ed1 ma s\u00e1t c\u1ee7a gi\u1ea5y<\/a><\/p>

          Ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra ma s\u00e1t cho m\u00e0ng \u0111\u00f3ng g\u00f3i<\/a><\/p>

          M\u00e1y ki\u1ec3m tra ma s\u00e1t cho gi\u1ea5y<\/a><\/p>

          Ki\u1ec3m tra ma s\u00e1t cho c\u00e1c s\u1ea3n ph\u1ea9m gi\u1ea5y<\/a><\/p>

          Thi\u1ebft b\u1ecb ki\u1ec3m tra ma s\u00e1t cho s\u1ea3n ph\u1ea9m gi\u1ea5y<\/a><\/p>

          M\u00e1y ki\u1ec3m tra h\u1ec7 s\u1ed1 ma s\u00e1t cho gi\u1ea5y<\/a><\/p>

          Th\u1ea9m quy\u1ec1n gi\u1ea3i quy\u1ebft<\/h2>

          Ti\u00eau chu\u1ea9n ISO8295<\/a><\/p>

          Ti\u00eau chu\u1ea9n ASTMD1894<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

          How Dynamic Friction Testing Machines Improve Quality Control in Packaging and Plastics Introduction to Dynamic Friction Testing Machines Dynamic friction testing machines are essential tools for measuring the frictional properties of materials. These machines provide valuable data on the resistance encountered when two surfaces slide against each other, crucial for ensuring product quality and performance. […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2691","post","type-post","status-publish","format-standard","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/posts\/2691","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/comments?post=2691"}],"version-history":[{"count":0,"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/posts\/2691\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/media?parent=2691"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/categories?post=2691"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.packqc.com\/vi\/wp-json\/wp\/v2\/tags?post=2691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}