{"id":4705,"date":"2026-03-27T16:22:13","date_gmt":"2026-03-27T08:22:13","guid":{"rendered":"https:\/\/rysilicone.com\/?p=4705"},"modified":"2026-04-07T10:38:12","modified_gmt":"2026-04-07T02:38:12","slug":"silicone-vs-polyurethane","status":"publish","type":"post","link":"https:\/\/rysilicone.com\/vi\/silicone-vs-polyurethane\/","title":{"rendered":"Silicone so v\u1edbi Polyurethane: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n?"},"content":{"rendered":"

Vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p hi\u1ebfm khi l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh \u0111\u01a1n gi\u1ea3n. Trong nhi\u1ec1u d\u1ef1 \u00e1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng d\u1ef1 \u00e1n li\u00ean quan \u0111\u1ebfn vi\u1ec7c b\u1ecbt k\u00edn, t\u00ednh linh ho\u1ea1t ho\u1eb7c ch\u1ecbu l\u1ef1c c\u01a1 h\u1ecdc, s\u1ef1 l\u1ef1a ch\u1ecdn th\u01b0\u1eddng xoay quanh silicone ho\u1eb7c polyurethane (PU).<\/p>\n\n\n\n

C\u1ea3 hai \u0111\u1ec1u l\u00e0 ch\u1ea5t \u0111\u00e0n h\u1ed3i. Ch\u00fang c\u00f3 th\u1ec3 k\u00e9o gi\u00e3n, bi\u1ebfn d\u1ea1ng v\u00e0 ph\u1ee5c h\u1ed3i m\u00e0 kh\u00f4ng b\u1ecb \u0111\u1ee9t. Tho\u1ea1t nh\u00ecn, ch\u00fang c\u00f3 v\u1ebb gi\u1ed1ng nhau. Tuy nhi\u00ean, tr\u00ean th\u1ef1c t\u1ebf, h\u00e0nh vi c\u1ee7a ch\u00fang c\u00f3 th\u1ec3 r\u1ea5t kh\u00e1c nhau khi \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

B\u00e0i vi\u1ebft n\u00e0y \u0111i s\u00e2u h\u01a1n nh\u1eefng \u0111\u1ecbnh ngh\u0129a c\u01a1 b\u1ea3n. N\u00f3 t\u1eadp trung v\u00e0o hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u n\u00e0y trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, nh\u1eefng l\u0129nh v\u1ef1c ch\u00fang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t v\u00e0 nh\u1eefng l\u0129nh v\u1ef1c ch\u00fang th\u01b0\u1eddng g\u1eb7p tr\u1ee5c tr\u1eb7c. M\u1ee5c ti\u00eau r\u1ea5t \u0111\u01a1n gi\u1ea3n: gi\u00fap b\u1ea1n \u0111\u01b0a ra l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u r\u00f5 r\u00e0ng v\u00e0 t\u1ef1 tin h\u01a1n.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

B\u1ea3ng so s\u00e1nh nhanh<\/h2>\n\n\n\n
T\u00e0i s\u1ea3n<\/td>Cao su silicon<\/td>Polyurethane (PU)<\/td><\/tr>
Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9<\/td>-40\u00b0C \u0111\u1ebfn 230\u00b0C<\/td>-30\u00b0C \u0111\u1ebfn 80\u00b0C<\/td><\/tr>
S\u1ee9c c\u0103ng<\/td>5\u201312 MPa<\/td>30\u201350 MPa<\/td><\/tr>
\u0110\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t<\/td>150\u2013800%<\/td>300\u2013600%<\/td><\/tr>
Ch\u1ecbu m\u00e0i m\u00f2n<\/td>Th\u1ea5p<\/td>Xu\u1ea5t s\u1eafc<\/td><\/tr>
Uy\u1ec3n chuy\u1ec3n<\/td>Xu\u1ea5t s\u1eafc<\/td>T\u1ed1t<\/td><\/tr>
Kh\u00e1ng h\u00f3a ch\u1ea5t<\/td>Tuy\u1ec7t v\u1eddi (tia UV, ozone)<\/td>Tuy\u1ec7t v\u1eddi (d\u1ea7u, dung m\u00f4i)<\/td><\/tr>
B\u1ed9 n\u00e9n<\/td>Th\u1ea5p<\/td>Trung b\u00ecnh<\/td><\/tr>
Kh\u00f4ng th\u1ea5m n\u01b0\u1edbc<\/td>Xu\u1ea5t s\u1eafc<\/td>T\u1ed1t<\/td><\/tr>
Tr\u1ecb gi\u00e1<\/td>Cao h\u01a1n<\/td>Th\u1ea5p h\u01a1n<\/td><\/tr>
S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td>H\u1ea3i c\u1ea9u, d\u1ee5ng c\u1ee5 y t\u1ebf, d\u1ee5ng c\u1ee5 nh\u00e0 b\u1ebfp<\/td>Con l\u0103n, b\u00e1nh xe, ph\u1ee5 t\u00f9ng c\u00f4ng nghi\u1ec7p<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

B\u1ea3ng n\u00e0y cung c\u1ea5p c\u00e1i nh\u00ecn t\u1ed5ng quan nhanh ch\u00f3ng, nh\u01b0ng c\u00e1c con s\u1ed1 ch\u1ec9 n\u00f3i l\u00ean m\u1ed9t ph\u1ea7n c\u00e2u chuy\u1ec7n. V\u00ed d\u1ee5, PU r\u00f5 r\u00e0ng v\u01b0\u1ee3t tr\u1ed9i v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o, nh\u01b0ng \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng t\u1ef1 \u0111\u1ed9ng l\u00e0m cho n\u00f3 t\u1ed1t h\u01a1n. N\u1ebfu b\u1ed9 ph\u1eadn c\u1ee7a b\u1ea1n c\u1ea7n u\u1ed1n cong nhi\u1ec1u l\u1ea7n ho\u1eb7c ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao, silicone th\u01b0\u1eddng s\u1ebd b\u1ec1n h\u01a1n.<\/p>\n\n\n\n

Trong c\u00e1c d\u1ef1 \u00e1n th\u1ef1c t\u1ebf, quy\u1ebft \u0111\u1ecbnh th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o y\u1ebfu t\u1ed1 n\u00e0o g\u00e2y \u00e1p l\u1ef1c nhi\u1ec1u h\u01a1n: nhi\u1ec7t \u0111\u1ed9, t\u1ea3i tr\u1ecdng, ma s\u00e1t hay m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n

Silicone l\u00e0 g\u00ec?<\/h2>\n\n\n\n

Silicone l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb silicon, oxy, carbon v\u00e0 hydro. N\u00f3 gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 d\u1ebbo dai trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 r\u1ed9ng v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c tia c\u1ef1c t\u00edm, ozone v\u00e0 s\u1ef1 l\u00e3o h\u00f3a r\u1ea5t t\u1ed1t.<\/p>\n\n\n\n

B\u1ea1n th\u01b0\u1eddng th\u1ea5y n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c lo\u1ea1i gio\u0103ng, linh ki\u1ec7n y t\u1ebf, s\u1ea3n ph\u1ea9m nh\u00e0 b\u1ebfp<\/a>, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong nh\u1eefng l\u0129nh v\u1ef1c m\u00e0 t\u00ednh linh ho\u1ea1t v\u00e0 \u1ed5n \u0111\u1ecbnh quan tr\u1ecdng h\u01a1n \u0111\u1ed9 b\u1ec1n.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Polyurethane l\u00e0 g\u00ec?<\/h2>\n\n\n\n

Polyurethane l\u00e0 m\u1ed9t lo\u1ea1i polymer \u0111a n\u0103ng, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o m\u1ec1m ho\u1eb7c c\u1ee9ng t\u00f9y thu\u1ed9c v\u00e0o c\u00f4ng th\u1ee9c pha ch\u1ebf. N\u00f3 n\u1ed5i ti\u1ebfng v\u1ec1 \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n.<\/p>\n\n\n\n

N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c con l\u0103n, b\u00e1nh xe, l\u1edbp ph\u1ee7, b\u1ea1c l\u00f3t v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn c\u00f4ng nghi\u1ec7p, n\u01a1i c\u00e1c chi ti\u1ebft c\u1ea7n ch\u1ecbu \u0111\u01b0\u1ee3c \u1ee9ng su\u1ea5t ho\u1eb7c ma s\u00e1t l\u1eb7p \u0111i l\u1eb7p l\u1ea1i.<\/p>\n\n\n\n

Nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa silicone v\u00e0 polyurethane<\/h2>\n\n\n\n

\u0110\u00e2y l\u00e0 l\u00fac quy\u1ebft \u0111\u1ecbnh th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c \u0111\u01b0a ra. Thay v\u00ec xem x\u00e9t c\u00e1c thu\u1ed9c t\u00ednh m\u1ed9t c\u00e1ch ri\u00eang l\u1ebb, vi\u1ec7c xem x\u00e9t c\u00e1ch ch\u00fang ho\u1ea1t \u0111\u1ed9ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau s\u1ebd h\u1eefu \u00edch h\u01a1n.<\/p>\n\n\n\n

Ch\u1ecbu nhi\u1ec7t \u0111\u1ed9<\/h3>\n\n\n\n
V\u1eadt li\u1ec7u<\/td>Ph\u1ea1m vi l\u00e0m vi\u1ec7c<\/td>T\u00e1c \u0111\u1ed9ng th\u1ef1c ti\u1ec5n<\/td><\/tr>
Silicon<\/td>-40\u00b0C \u0111\u1ebfn 230\u00b0C<\/td>\u1ed4n \u0111\u1ecbnh trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao v\u00e0 c\u1ef1c th\u1ea5p.<\/td><\/tr>
PU<\/td>-30\u00b0C \u0111\u1ebfn 80\u00b0C<\/td>H\u1ea1n ch\u1ebf trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Gi\u1ea3i th\u00edch:<\/strong> Nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng l\u00e0 y\u1ebfu t\u1ed1 l\u1ecdc \u0111\u1ea7u ti\u00ean. N\u1ebfu chi ti\u1ebft n\u1eb1m g\u1ea7n ngu\u1ed3n nhi\u1ec7t, silicone th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n h\u01a1n. PU c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng, nh\u01b0ng khi nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao, n\u00f3 c\u00f3 th\u1ec3 m\u1ec1m \u0111i ho\u1eb7c bi\u1ebfn d\u1ea1ng theo th\u1eddi gian.<\/p>\n\n\n\n

\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i<\/h3>\n\n\n\n
T\u00e0i s\u1ea3n<\/td>Silicon<\/td>PU<\/td><\/tr>
S\u1ee9c c\u0103ng<\/td>Th\u1ea5p h\u01a1n<\/td>Cao h\u01a1n nhi\u1ec1u<\/td><\/tr>
Kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch<\/td>V\u1eeba ph\u1ea3i<\/td>Cao<\/td><\/tr>
Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i<\/td>Gi\u1edbi h\u1ea1n<\/td>M\u1ea1nh<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Gi\u1ea3i th\u00edch:<\/strong> Cao su polyurethane (PU) ch\u1ecbu l\u1ef1c t\u1ed1t h\u01a1n. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch v\u00e0 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t d\u01b0\u1edbi t\u1ea3i tr\u1ecdng l\u1eb7p \u0111i l\u1eb7p l\u1ea1i. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u00e1nh xe, con l\u0103n v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft c\u1ea5u.<\/p>\n\n\n\n

Ng\u01b0\u1ee3c l\u1ea1i, silicone kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ecbu t\u1ea3i n\u1eb7ng. N\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n khi c\u1ea7n t\u1eadp trung v\u00e0o kh\u1ea3 n\u0103ng l\u00e0m k\u00edn, \u0111\u1ed9 d\u1ebbo ho\u1eb7c kh\u1ea3 n\u0103ng \u1ed5n \u0111\u1ecbnh nhi\u1ec7t.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 hao m\u00f2n<\/h3>\n\n\n\n
    \n
  • PU ho\u1ea1t \u0111\u1ed9ng r\u1ea5t t\u1ed1t trong m\u00f4i tr\u01b0\u1eddng c\u00f3 ma s\u00e1t cao.<\/li>\n\n\n\n
  • Silicone s\u1ebd b\u1ecb m\u00f2n nhanh h\u01a1n khi ti\u1ebfp x\u00fac li\u00ean t\u1ee5c.<\/li>\n<\/ul>\n\n\n\n

    Tr\u00ean th\u1ef1c t\u1ebf:<\/strong> N\u1ebfu m\u1ed9t b\u1ed9 ph\u1eadn tr\u01b0\u1ee3t, l\u0103n ho\u1eb7c c\u1ecd x\u00e1t v\u1edbi b\u1ec1 m\u1eb7t kh\u00e1c, PU th\u01b0\u1eddng s\u1ebd b\u1ec1n h\u01a1n. Silicone v\u1eabn c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c, nh\u01b0ng c\u00f3 th\u1ec3 c\u1ea7n thay th\u1ebf s\u1edbm h\u01a1n.<\/p>\n\n\n\n

    Kh\u00e1ng h\u00f3a ch\u1ea5t v\u00e0 m\u00f4i tr\u01b0\u1eddng<\/h3>\n\n\n\n
    T\u00ecnh tr\u1ea1ng<\/td>Silicon<\/td>PU<\/td><\/tr>
    Tia c\u1ef1c t\u00edm \/ \u00c1nh s\u00e1ng m\u1eb7t tr\u1eddi<\/td>Xu\u1ea5t s\u1eafc<\/td>V\u1eeba ph\u1ea3i<\/td><\/tr>
    Ozone \/ S\u1ef1 l\u00e3o h\u00f3a<\/td>Xu\u1ea5t s\u1eafc<\/td>V\u1eeba ph\u1ea3i<\/td><\/tr>
    D\u1ea7u m\u1ee1<\/td>T\u1ed1t<\/td>Xu\u1ea5t s\u1eafc<\/td><\/tr>
    Dung m\u00f4i<\/td>V\u1eeba ph\u1ea3i<\/td>T\u1ed1t<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

    Gi\u1ea3i th\u00edch:<\/strong> Silicone c\u00f3 \u0111\u1ed9 b\u1ec1n t\u1ed1t h\u01a1n khi s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi. N\u00f3 ch\u1ed1ng l\u1ea1i tia UV v\u00e0 s\u1ef1 l\u00e3o h\u00f3a m\u00e0 kh\u00f4ng b\u1ecb n\u1ee9t. PU ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n trong m\u00f4i tr\u01b0\u1eddng d\u1ea7u m\u1ee1 ho\u1eb7c h\u00f3a ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng m\u1ea1nh, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong m\u00e1y m\u00f3c.<\/p>\n\n\n\n

    T\u00ednh linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i h\u00ecnh d\u1ea1ng<\/h3>\n\n\n\n
      \n
    • Silicone m\u1ec1m h\u01a1n v\u00e0 \u0111\u00e0n h\u1ed3i h\u01a1n.<\/li>\n\n\n\n
    • Ch\u1ea5t li\u1ec7u PU c\u1ee9ng c\u00e1p v\u00e0 h\u1ed7 tr\u1ee3 t\u1ed1t h\u01a1n.<\/li>\n<\/ul>\n\n\n\n

      \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0:<\/strong> Silicone th\u00edch h\u1ee3p cho c\u00e1c m\u1ed1i n\u1ed1i k\u00edn ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn c\u1ea7n u\u1ed1n cong th\u01b0\u1eddng xuy\u00ean. PU th\u00ec t\u1ed1t h\u01a1n khi b\u1ed9 ph\u1eadn c\u1ea7n gi\u1eef nguy\u00ean h\u00ecnh d\u1ea1ng d\u01b0\u1edbi \u00e1p l\u1ef1c.<\/p>\n\n\n\n

      \"\"<\/figure>\n\n\n\n

      B\u1ed9 n\u00e9n<\/h3>\n\n\n\n

      \u0110\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n \u0111\u1ec1 c\u1eadp \u0111\u1ebfn kh\u1ea3 n\u0103ng v\u1eadt li\u1ec7u tr\u1edf l\u1ea1i h\u00ecnh d\u1ea1ng ban \u0111\u1ea7u sau khi b\u1ecb n\u00e9n.<\/p>\n\n\n\n

        \n
      • Silicone: kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i l\u00e2u d\u00e0i t\u1ed1t h\u01a1n<\/li>\n\n\n\n
      • PU: c\u00f3 th\u1ec3 b\u1ecb bi\u1ebfn d\u1ea1ng nh\u1eb9 theo th\u1eddi gian<\/li>\n<\/ul>\n\n\n\n

        V\u00ec sao \u0111i\u1ec1u n\u00e0y quan tr\u1ecdng:<\/strong> \u0110\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i gio\u0103ng ho\u1eb7c v\u00f2ng \u0111\u1ec7m b\u1ecb n\u00e9n trong th\u1eddi gian d\u00e0i, silicone c\u00f3 xu h\u01b0\u1edbng duy tr\u00ec hi\u1ec7u su\u1ea5t l\u00e2u h\u01a1n.<\/p>\n\n\n\n

        Chi ph\u00ed v\u00e0 quy tr\u00ecnh<\/h3>\n\n\n\n
          \n
        • PU nh\u00ecn chung ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n.<\/li>\n\n\n\n
        • Silicone th\u01b0\u1eddng c\u00f3 gi\u00e1 th\u00e0nh cao h\u01a1n v\u00e0 th\u1eddi gian \u0111\u00f4ng c\u1ee9ng l\u00e2u h\u01a1n.<\/li>\n<\/ul>\n\n\n\n

          L\u01b0u \u00fd th\u1ef1c t\u1ebf:<\/strong> N\u1ebfu ng\u00e2n s\u00e1ch eo h\u1eb9p v\u00e0 y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u n\u0103ng cho ph\u00e9p, PU th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn. Silicone th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ecdn khi hi\u1ec7u n\u0103ng x\u1ee9ng \u0111\u00e1ng v\u1edbi chi ph\u00ed b\u1ed5 sung.<\/p>\n\n\n\n

          C\u00e1c k\u1ecbch b\u1ea3n l\u1ed7i th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n
          V\u1eadt li\u1ec7u<\/td>C\u00e1c v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p<\/td><\/tr>
          Silicon<\/td>B\u1ecb r\u00e1ch khi ch\u1ecbu t\u1ea3i n\u1eb7ng, b\u1ecb m\u00f2n do ma s\u00e1t.<\/td><\/tr>
          PU<\/td>M\u1ec1m \u0111i khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t, c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n h\u1ee7y khi ti\u1ebfp x\u00fac l\u00e2u v\u1edbi tia c\u1ef1c t\u00edm.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

          Gi\u1ea3i th\u00edch:<\/strong> H\u1ea7u h\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 v\u1eadt li\u1ec7u xu\u1ea5t ph\u00e1t t\u1eeb s\u1ef1 kh\u00f4ng ph\u00f9 h\u1ee3p, ch\u1ee9 kh\u00f4ng ph\u1ea3i ch\u1ea5t l\u01b0\u1ee3ng. Silicone b\u1ecb h\u1ecfng khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 v\u1eadt li\u1ec7u k\u1ebft c\u1ea5u. PU b\u1ecb h\u1ecfng khi ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t ho\u1eb7c l\u00e3o h\u00f3a ngo\u00e0i tr\u1eddi n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c pha ch\u1ebf \u0111\u00fang c\u00e1ch.<\/p>\n\n\n\n

          So s\u00e1nh \u1ee9ng d\u1ee5ng<\/h2>\n\n\n\n
          \u1ee8ng d\u1ee5ng<\/td>L\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n<\/td>L\u00fd do<\/td><\/tr>
          gio\u0103ng l\u00f2 n\u01b0\u1edbng<\/td>Silicon<\/td>Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t<\/td><\/tr>
          Con l\u0103n b\u0103ng t\u1ea3i<\/td>PU<\/td>T\u1ea3i tr\u1ecdng + kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n<\/td><\/tr>
          Thi\u1ebft b\u1ecb y t\u1ebf<\/td>Silicon<\/td>T\u01b0\u01a1ng th\u00edch sinh h\u1ecdc<\/td><\/tr>
          B\u00e1nh xe c\u00f4ng nghi\u1ec7p<\/td>PU<\/td>S\u1ee9c m\u1ea1nh v\u00e0 \u0111\u1ed9 b\u1ec1n<\/td><\/tr>
          \u1ed0ng m\u1ec1m<\/td>Silicon<\/td>\u0111\u1ed9 \u0111\u00e0n h\u1ed3i<\/td><\/tr>
          T\u1ea5m b\u1ea3o v\u1ec7<\/td>PU<\/td>Kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

          Gi\u1ea3i th\u00edch:<\/strong> Vi\u1ec7c xem x\u00e9t c\u00e1c \u1ee9ng d\u1ee5ng th\u01b0\u1eddng gi\u00fap \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh r\u00f5 r\u00e0ng h\u01a1n. Thay v\u00ec so s\u00e1nh c\u00e1c \u0111\u1eb7c t\u00ednh, h\u00e3y h\u1ecfi xem b\u1ed9 ph\u1eadn \u0111\u00f3 th\u1ef1c s\u1ef1 c\u1ea7n l\u00e0m g\u00ec.<\/p>\n\n\n\n

          \"\"<\/figure>\n\n\n\n

          C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng silicone v\u00e0 PU c\u00f9ng nhau kh\u00f4ng?<\/h2>\n\n\n\n

          \u0110\u00fang v\u1eady, v\u00e0 \u0111i\u1ec1u n\u00e0y ph\u1ed5 bi\u1ebfn h\u01a1n b\u1ea1n t\u01b0\u1edfng.<\/p>\n\n\n\n

          Trong m\u1ed9t s\u1ed1 thi\u1ebft k\u1ebf:<\/p>\n\n\n\n

            \n
          • Silicone \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean b\u1ec1 m\u1eb7t \u0111\u1ec3 b\u1ecbt k\u00edn ho\u1eb7c ti\u1ebfp x\u00fac.<\/li>\n\n\n\n
          • L\u1edbp PU \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf ph\u00eda d\u01b0\u1edbi \u0111\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng n\u00e2ng \u0111\u1ee1.<\/li>\n<\/ul>\n\n\n\n

            C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y c\u00e2n b\u1eb1ng gi\u1eefa t\u00ednh linh ho\u1ea1t v\u00e0 \u0111\u1ed9 b\u1ec1n m\u00e0 kh\u00f4ng \u00e9p bu\u1ed9c m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u ph\u1ea3i \u0111\u1ea3m nhi\u1ec7m m\u1ecdi ch\u1ee9c n\u0103ng.<\/p>\n\n\n\n

            C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n
            \n
            \n
            \n

            Silicone c\u00f3 b\u1ec1n h\u01a1n polyurethane kh\u00f4ng?<\/h3>\n
            \n\n

            Kh\u00f4ng. PU b\u1ec1n h\u01a1n v\u00e0 ch\u1ecbu m\u00e0i m\u00f2n t\u1ed1t h\u01a1n. Silicone d\u1ebbo h\u01a1n v\u00e0 ch\u1ecbu nhi\u1ec7t t\u1ed1t h\u01a1n.<\/p>\n\n<\/div>\n<\/div>\n

            \n

            Lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0o t\u1ed1t h\u01a1n \u0111\u1ec3 s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi?<\/h3>\n
            \n\n

            Silicone, v\u00ec n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng tia c\u1ef1c t\u00edm, ozone v\u00e0 l\u00e3o h\u00f3a t\u1ed1t h\u01a1n.<\/p>\n\n<\/div>\n<\/div>\n

            \n

            Lo\u1ea1i n\u00e0o t\u1ed1t h\u01a1n \u0111\u1ec3 b\u1ecbt k\u00edn?<\/h3>\n
            \n\n

            Silicone th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng v\u00ec t\u00ednh linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu n\u00e9n t\u1ed1t.<\/p>\n\n<\/div>\n<\/div>\n

            \n

            C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng polyurethane trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c ph\u1ea9m kh\u00f4ng?<\/h3>\n
            \n\n

            Ch\u1ec9 khi n\u00f3 \u0111\u01b0\u1ee3c pha ch\u1ebf v\u00e0 ch\u1ee9ng nh\u1eadn \u0111\u1eb7c bi\u1ec7t. Silicone \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn h\u01a1n.<\/p>\n\n<\/div>\n<\/div>\n

            \n

            V\u1eadt li\u1ec7u n\u00e0o kh\u00f4 nhanh h\u01a1n?<\/h3>\n
            \n\n

            PU th\u01b0\u1eddng \u0111\u00f4ng c\u1ee9ng nhanh h\u01a1n silicone, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 quan tr\u1ecdng trong s\u1ea3n xu\u1ea5t.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n

            C\u00e1ch ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p<\/h2>\n\n\n\n

            Thay v\u00ec h\u1ecfi ch\u1ea5t li\u1ec7u n\u00e0o t\u1ed1t h\u01a1n, n\u00ean \u0111\u1eb7t ra m\u1ed9t v\u00e0i c\u00e2u h\u1ecfi \u0111\u01a1n gi\u1ea3n sau:<\/p>\n\n\n\n

              \n
            • N\u1ebfu b\u1ed9 ph\u1eadn \u0111\u00f3 ph\u1ea3i ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao \u2192 h\u00e3y ch\u1ecdn silicon.<\/li>\n\n\n\n
            • C\u00f3 ch\u1ecbu \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ecdng hay b\u1ecb m\u00e0i m\u00f2n kh\u00f4ng? \u2192 h\u00e3y ch\u1ecdn PU<\/li>\n\n\n\n
            • C\u1ea7n \u0111\u1ed9 linh ho\u1ea1t hay kh\u1ea3 n\u0103ng b\u1ecbt k\u00edn? \u2192 Ch\u1ecdn silicone<\/li>\n\n\n\n
            • N\u00f3 ho\u1ea1t \u0111\u1ed9ng trong d\u1ea7u hay nh\u1edd ma s\u00e1t? \u2192 Ch\u1ecdn PU<\/li>\n<\/ul>\n\n\n\n

              H\u1ea7u h\u1ebft c\u00e1c d\u1ef1 \u00e1n s\u1ebd tr\u1edf n\u00ean r\u00f5 r\u00e0ng h\u01a1n khi y\u1ebfu t\u1ed1 g\u00e2y c\u0103ng th\u1eb3ng ch\u00ednh \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh.<\/p>\n\n\n\n

              Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n

              Silicone v\u00e0 polyurethane \u0111\u1ec1u l\u00e0 nh\u1eefng v\u1eadt li\u1ec7u \u0111\u00e1ng tin c\u1eady, nh\u01b0ng ch\u00fang gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 kh\u00e1c nhau. Silicone ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t, \u0111\u1ed9 d\u1ebbo v\u00e0 s\u1ef1 l\u00e3o h\u00f3a. Polyurethane ch\u1ecbu \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 t\u1ea3i tr\u1ecdng. S\u1ef1 l\u1ef1a ch\u1ecdn \u0111\u00fang \u0111\u1eafn ph\u1ee5 thu\u1ed9c \u00edt h\u01a1n v\u00e0o b\u1ea3n th\u00e2n v\u1eadt li\u1ec7u, m\u00e0 ph\u1ee5 thu\u1ed9c nhi\u1ec1u h\u01a1n v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee7a chi ti\u1ebft. Khi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng \u0111\u00e3 r\u00f5 r\u00e0ng, vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u th\u01b0\u1eddng s\u1ebd d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n\n\n\n

              <\/p>","protected":false},"excerpt":{"rendered":"

              Choosing the right material is rarely a simple decision. In many projects, especially those involving sealing, flexibility, or mechanical stress, the choice often comes down to silicone or polyurethane (PU). Both are elastomers. They can stretch, deform, and recover without breaking. At first glance, they seem similar. In practice, their behavior can be very different […]<\/p>\n","protected":false},"author":1,"featured_media":16007,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[246],"tags":[],"class_list":["post-4705","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-silicone"],"_links":{"self":[{"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/posts\/4705","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/comments?post=4705"}],"version-history":[{"count":0,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/posts\/4705\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/media\/16007"}],"wp:attachment":[{"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/media?parent=4705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/categories?post=4705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/tags?post=4705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}