China Donspray 504 HFC-245fa m'munsi ankaphatikiza polyols wopanga ndi katundu |INOV

Donspray 504 HFC-245fa m'munsi mophatikiza polyols

Donspray 504 HFC-245fa base blend polyols Chithunzi Chowonetsedwa

Kufotokozera Kwachidule:

DonSpray504 ndi polyols osakaniza opopera, owombera ndi 245fa m'malo mwa HCFC-141B, imachita ndi isocyanate kupanga thovu lomwe limachita bwino kwambiri.

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Donspray 504 HFC-245fa m'munsi mophatikiza polyols

MAU OYAMBA

DonSpray504 ndi polyols osakaniza opopera, wowombeza ndi 245fa m'malo mwa HCFC-141B, amakumana ndi isocyanate kuti apange thovu lomwe lili ndi machitidwe abwino kwambiri, omwe ndi awa:

1) maselo abwino komanso ofanana

2) otsika matenthedwe madutsidwe

3) kukana kwabwino kwamoto

4) zabwino otsika kutentha dimensional bata.

Zimakhudza mitundu yonse yaumisiri wotenthetsera wotentha womwe umagwiritsa ntchito ukadaulo wopopera, monga zipinda zozizira, mapoto, mapaipi akulu akulu ndi metope yomanga etc.

KATHUPI

Maonekedwe	Madzi otumbululuka achikasu kupita ku bulauni viscous
Mtengo wa Hydroxyl mgKOH/g	200-300
Kukhuthala kwamphamvu (25 ℃) mPa.S	100-200
Kukoka kwapadera (20 ℃) g/ml	1.12-1.20
Kutentha kosungirako ℃	10-25
Mwezi wokhazikika wosungira	6

KUSINTHA KWAMBIRI

Zida zogwiritsira ntchito	pbw
DonSpray 504 kuphatikiza polyols	100 g
Isocyanate MDI	100-105 g

Reactivity Makhalidwe(Kutentha kwa dongosolo ndi 20 ℃, ndipo mtengo weniweniwo umasiyana malinga ndi momwe zinthu ziliri)

Nthawi ya Cream s	3-5
Gel Time s	6-10

ZINTHU ZOCHITIKA

Zinthu	Metric Unit		Imperial Unit
Kuchulukana kwa Utsi	Mtengo wa 6343GB	≥35kg/m³	Chithunzi cha ASTM D1622	≥2.18 lb/ft3
Maselo Otsekedwa	Mtengo wa 10799 GB	≥90%	Chithunzi cha ASTM D 1940	≥90%
Koyamba Kutentha Kwambiri (15 ℃)	GB 3399	≤24mW/(mK)	Chithunzi cha ASTM C518	≥2.16/inchi
Compressive Mphamvu	GB/T8813	≥150kPa	Chithunzi cha ASTM D1621	≥21.76PSI
Zomatira Mphamvu	GB/T16777	≥120kPa	Chithunzi cha ASTM D1623	≥17.40PSI
Dimentional Kukhazikika 24h -20 ℃	GB/T8811	≤1%	Chithunzi cha ASTM D2126	≤1%
24h70℃		≤1.5%		≤1.5%
Kumwa Madzi	Mtengo wa 8810GB	≤3%	Chithunzi cha ASTM E96	≤3%
Kukaniza Moto	Mtengo wa 8624GB	Gawo B2	ASTM D2863-13	Gawo B2