Focus on Cellulose ethers

He aha ka viscosity kūpono loa o ka hydroxypropyl methylcellulose

Hoʻohana maʻamau ka Hydroxypropyl methylcellulose i ka pauka putty me ka viscosity o 100,000, ʻoiai ʻo ka mortar kahi koi viscosity kiʻekiʻe, no laila e hoʻohana ʻia me ka viscosity o 150,000.ʻO ka hana koʻikoʻi o ka hydroxypropyl methylcellulose ka mālama ʻana i ka wai, a ukali ʻia e ka mānoanoa.No laila, i loko o ka pauka putty, i ka wā e loaʻa ai ka paʻa ʻana o ka wai, ʻoi aku ka haʻahaʻa o ka viscosity.ʻO ka ʻōlelo maʻamau, ʻoi aku ka nui o ka viscosity, ʻoi aku ka maikaʻi o ka paʻa ʻana o ka wai, akā inā ʻoi aku ka viscosity ma mua o 100,000, ʻaʻohe hopena liʻiliʻi o ka viscosity i ka paʻa ʻana o ka wai.

Wahi a ka viscosity, ua māhele ʻia ka hydroxypropyl methylcellulose i nā ʻano aʻe:

1. Haʻahaʻa viscosity: 400 viscosity cellulose, i hoʻohana nui ʻia no ka mortar hoʻonaʻauao ponoʻī.
Loaʻa ka viscosity haʻahaʻa a me ka wai maikaʻi.Ma hope o ka hoʻohui ʻana, e hoʻomalu ʻo ia i ka paʻa ʻana o ka wai o ka ʻili, ʻaʻole ʻike ʻia ke koko, liʻiliʻi ka liʻiliʻi, hoʻemi ʻia ka haki ʻana, a hiki ke pale aku i ka sedimentation a hoʻonui i ka wai a me ka pumpability.

2. Medium a me ka haʻahaʻa viscosity: 20,000-50,000 viscosity cellulose, hoʻohana nui ʻia i nā huahana gypsum a me nā mea hoʻoheheʻe caulking.
ʻO ka viscosity haʻahaʻa, ka paʻa wai kiʻekiʻe, ka hana maikaʻi, ka liʻiliʻi o ka wai i hoʻohui ʻia,

3. Medium viscosity: 75,000-100,000 viscosity cellulose, hoʻohana nui ʻia no ka putty pā o loko a me waho.
ʻO ka viscosity haʻahaʻa, ka paʻa wai maikaʻi, ke kūkulu maikaʻi ʻana a me ka drapability

4. High viscosity: 150,000-200,000, hoʻohana nui ʻia no ka polystyrene particle insulation mortar rubber powder, vitrified microbead insulation mortar.
Me ka viscosity kiʻekiʻe a me ka paʻa wai kiʻekiʻe, ʻaʻole maʻalahi ka mortar e hāʻule i ka lehu a me ka sag, kahi e hoʻomaikaʻi ai i ke kūkulu ʻana.

ʻO ka mea maʻamau, ʻoi aku ka kiʻekiʻe o ka viscosity, ʻoi aku ka maikaʻi o ka paʻa ʻana o ka wai, no laila e koho nā mea kūʻai aku e hoʻohana i ka cellulose medium-viscosity (75,000-100,000) ma kahi o ka cellulose viscosity medium-low (20,000-50,000) e hōʻemi i ka nui i hoʻohui ʻia, a laila koina hoʻomalu


Ka manawa hoʻouna: Dec-05-2022
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