High Mechanical ikaika māmā Weight Vacuum Casting PP like

ʻO ka wehewehe pōkole:

ʻO ka hoʻolei ʻana no ka hana ʻana i nā ʻāpana prototype a me nā mea hoʻohenehene i loaʻa nā waiwai mechanical e like me PP a me HDPE, e like me ka panel panel, bumper, pahu lako, uhi a me nā mea hana anti-vibration.

• 3-ʻāpana polyurethane no ka hoʻolei ʻana i ka ʻūhā

• ka elongation kiʻekiʻe

• ka hana maʻalahi

• Hiki ke hoʻololi i ka modulus Flexural

• Ke kū'ē i ka hopena kiʻekiʻe,ʻaʻohe haki

• Maikaʻi ka maʻalahi


Huahana Huahana

Huahana Huahana

UP 5690-W or-K POLYOL UP 5690   ISOCYANATE UP 5690 C MIXED
Huina Polyol Isocyanate Polyol
Hoʻohui i ka ratio ma ke kaumaha 100 100 0 - 50
Aspect wai wai wai wai wai wai wai wai
kala kala W= KeʻokeʻoK= ʻEleʻele kala ole Waiu keʻokeʻo AW/B/C=Keʻokeʻo AK/B/C=ʻeleʻele
Viscosity ma 23°C (mPa.s) BROOKFIELD LVT 1000 - 1500 140 - 180 4500 - 5000 500 - 700
Viscosity ma 40°C (mPa.s) BROOKFIELD LVT 400 - 600 - 2300 - 2500 300 - 500
Kaumaha kiko ma 25°CSkaumaha kiko o ka hoolaia

huahana ma 23°C

ISO 1675 :1975 ISO 2781 :1988 1.06- 1.15- 1.06- -1.13
Ke ola o ka ipuhao ma 25°C ma 100 g (min) 10 - 15
Ke ola o ka ipuhao ma 40°C ma 100 g (min) 5 - 7

KĀNĀ HANA (Mīkini hoʻoheheʻe wai)

• E hoʻomaʻamaʻa mua i ka isocyanate i 23 - 30°C inā mālama ʻia ma lalo o 20°C.

• E hoʻomaʻamaʻa mua i ka polyol a me ka hapa C i 40 ° C ma mua o ka hoʻohana ʻana.Pono e hoʻoulu i ka polyol a hiki i ka like ʻole o ka kala a me ke ʻano.

• E kaupaona i nā ʻāpana e like me ka ratio hui ʻana, e hoʻokomo i ka isocyanate i loko o ke kīʻaha luna, e hoʻohui i ka ʻāpana C i ka polyol i ka premix.

• E ninini i ka isocyanate i loko o ka polyol (loa'a ka Māhele C) a hui no 1 - 2 mau minuke ma hope o ka ho'ohehe'e 'ia no 10 mau minuke kaawale.

• E hoolei ma lalo o ka mimi i loko o ka silicone mold preheated i 70°C.

• Demould ma hope o 60 - 90 minuke ma 70°C (ʻO ka nui o ka Māhele C i hoʻohana ʻia, ʻoi aku ka lōʻihi o ka manawa demoulding e pono ai).

A/B/C 100/100/0 100/100/20 100/100/30 100/100/50
ʻoʻoleʻa ISO 868 : 2003 Kahakai D 83 80 78 75
Ka ikaika tensile ISO 527 : 1993 MPa 35 30 28 25
Ka ikaika wiliwili ISO 178 : 2001 MPa 50 35 30 20
Pākuʻi hoʻololi ISO 178 : 2001 MPa 1300 1000 900 600
Elongation i ka wā hoʻomaha ISO 527 : 1993 % 50 60 65 90
Ka ikaika pili(CHARPY)

ʻAʻole ʻike ʻia nā mea hoʻohālike

ISO 179/2D : 1994 KJ/m2 100 90 85 75
A/B/C 100/100/0 100/100/20 100/100/30 100/100/50
Ke aniani hoʻololi wela (Tg) (1) °C 85 78 75 65
Hoʻemi laina % 0.35 0.35 0.35 0.35
Ka manawa hoʻoemi (2 - 3mm) ma 70°C min 60 - 90

Awelika waiwai loaa on maʻamau nā mea hoʻohālike / Paʻakiki 16hr at  80°C mahope demoulding.

Hoʻoponopono i ka mālama ʻana

Pono e mālama ʻia nā mālama olakino maʻamau i ka wā e lawelawe ai i kēia mau huahana:

E hōʻoia i ka ea maikaʻi

E komo i nā mīkina lima, nā makaaniani palekana a me nā lole pale.

No ka ʻike hou aku, e ʻoluʻolu e nānā i ka pepa ʻikepili palekana huahana.

Nā Kūlana Waihona

He 6 mahina ka mālama ʻana ma kahi maloʻo a i loko o nā pahu mua i wehe ʻole ʻia ma kahi mahana ma waena o 15 a me 25 ° C. Pono e pani paʻa ʻia kēlā me kēia puka hāmama ma lalo o ka pālolo nitrogen maloʻo.


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