ʻO nā ʻano a me nā ʻōnaehana o nā lubricants i hoʻohana mau ʻia i ka hoʻokumu ʻana i ka profile PVC

I ka hoʻokumu ʻana i ka profile, ʻokoʻa ka lubricant i hoʻohana ʻia ma muli o nā ʻōnaehana kūpaʻa like ʻole.I ka ʻōnaehana hoʻopaʻa paʻakai alakaʻi, hiki ke koho ʻia ka stearic acid, glyceryl stearate a me ka polyethylene wax e like me nā lubricants;i loko o ka ʻōnaehana hoʻopaʻa ʻana o ka calcium zinc composite a me ka ʻōnaehana hoʻopaʻa ʻana o ka honua, stearic acid, butyl stearate, paraffin, pe wax a hiki ke koho ʻia ka calcium stearate ma ke ʻano he lubricants;i loko o ke kinikini kino, calcium stearate, paraffin, oxidized polyethylene wax hiki ke koho ʻia ma ke ʻano he lubricants.ʻO nā waiwai nui o nā lubricants maʻamau penei:

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(1) Calcium stearate
ʻO ka pauka keʻokeʻo, ka helu hoʻoheheʻe 148-155 ℃, non-toxic, lubricity maikaʻi loa a me ka hana ʻana, ʻaʻohe mea haumia sulfide, hoʻohana pū ʻia me ka paʻakai alakaʻi kumu a me ke kopa alakaʻi, hiki ke hoʻomaikaʻi i ka wikiwiki o ka gel, a ʻo ka dosage maʻamau 0.1-0.4PHR.
(2) Wax polyethylene
ʻO ka pauka keʻokeʻo, kahi palupalu ma kahi o 100-117 ℃.Ma muli o kona kaumaha molekala kiʻekiʻe, kiʻekiʻe heheʻe a me ka haʻahaʻa volatility, hōʻike pū ʻia ka hopena lubricating ma ke kiʻekiʻe o ka mahana a me ka nui o ka shear rate.He kūpono ia no ka PVC paʻa hoʻokahi a me ka twin screw extrusion, me ka nui o 0.1-0.5PHR.
(3) Oxidized polyethylene wax
ʻO ka pauka keʻokeʻo a melemele paha, ʻaʻole hiki ke hoʻohālikelike ʻia me ka PVC, ʻoiai he liʻiliʻi ia o nā pūʻulu polar, akā ʻoi aku ka maikaʻi o ka lubrication, hiki ke hoʻomaikaʻi i ka lubrication ma waena o ka polymer a me ka metala, hoʻomaikaʻi i ka extrusion efficiency, hoʻomaikaʻi i ka ka hoʻopuehu ʻana o nā kala, a hāʻawi i nā huahana i ke aniani maikaʻi a me ka luster.0.1-0.5PHR.

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(4) Aakika Stearic
Nā ʻāpana keʻokeʻo a melemele paha, ka helu heheʻe 70-71 ℃.Hoʻololi mālie ia ma 90-100 ℃.Hoʻohana ʻia ia ma ke ʻano he lubricant waho i ka hana ʻana o PVC paʻakikī.ʻO ka nui ka 0.2-0.5PHR, a loaʻa iā ia ka hopena o ka pale ʻana i ka chromatography scaling, akā maʻalahi ke pīpī i ka hau inā nui ka nui.

(5) Wax paraffin
ʻO ka helu hoʻoheheʻe 57-63 ℃, me ka ʻole o nā hui polar, he lubricant waho maʻamau.Ma muli o kona wahi heheʻe haʻahaʻa, evaporation maʻalahi, a me ka viscosity hoʻoheheʻe haʻahaʻa, hiki iā ia ke pāʻani wale i kahi hana lubricating ma kahi ākea.He kūpono ia no ka extrusion e nā extruders hoʻokahi a me nā māhoe māhoe, me ka nui o 0.1-0.8PHR.ʻAʻole hiki ke hoʻololi i ke keʻokeʻo o kēia huahana.
I ka hoʻomaʻamaʻa, ʻike ʻia ke hoʻohana pū ʻia nā lubricants ʻelua a ʻoi aku paha, loaʻa nā hopena ʻokoʻa ma mua o ka hoʻohana ʻia ʻana.I ka hoʻokumu ʻana i nā mea kikoʻī, ua hui pū ʻia ka hapa nui o lākou.ʻO ka ʻōnaehana hoʻohālikelike a me nā ʻano o nā lubricants maʻamau e hōʻuluʻulu ʻia penei:
(1) Calcium stearate - Paraffin (polyethylene wax) ʻōnaehana lubrication
ʻO ka hoʻohana ʻana i ka calcium stearate wale nō i ke ʻano e hiki ke hoʻonui i ka plasticization, hoʻomaikaʻi i ka viscosity melt, hoʻonui i ka torque, a loaʻa kekahi hopena demoulding.ʻO ka hoʻohana ʻana i ka paraffin wale nō e hōʻike ana i ka hoʻopaneʻe ʻana i ka plasticization, hoʻemi ʻia ka torque, a ʻaʻohe hopena demoulding.Ke hui pū ʻia ka calcium stearate a me ka paraffin wax (polyethylene wax) i kekahi ʻāpana, e hōʻike ana i kahi hopena maikaʻi, a hiki ke hoʻemi nui ʻia ka waiwai torque o ka mea.ʻO kēia no ka mea e komo ana ka paraffin i loko o nā molekala calcium stearate, hoʻoikaika i ka lubrication, e hōʻike ana i kahi hopena synergistic ikaika, a hoʻomaikaʻi i ka hoʻopuehu ʻana o ka lubricant.

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(2) Stearic acid - Paraffin (polyethylene wax) ʻōnaehana lubricating
ʻO ka mīkini like me ka calcium stearate - Paraffin (polyethylene wax) ʻōnaehana, hiki ke hoʻomaikaʻi i ke kūpaʻa wela o ke ʻano, hoʻemi i ka emi ʻana, hoʻomaikaʻi i ka wai, a hoʻomaʻamaʻa i ka demoulding.
(3) Oxidized polyethylene wax - esters - calcium stearate
Ke hoʻohana pū ʻia ka polyethylene wax, ester a me ka calcium stearate, ua hoʻolōʻihi ʻia ka manawa plasticizing me ka hoʻonui ʻana o ka nui o ka polyethylene wax, ʻoiai ke hoʻohana pū ʻia ka wax polyethylene wax, paraffin wax, ester a me ka calcium stearate, hoʻonui mua ka manawa plasticizing a a laila hoʻemi ʻia me ka hoʻonui ʻana o ka nui o ka polyethylene wax oxidized, e hōʻike ana i kahi hopena synergistic maopopo.
I ka hopena, i ka wā e aʻo ai i ka ʻōnaehana profile PVC, pono e hoʻomaopopo ʻaʻole wale nā ​​hiʻohiʻona a me nā hana o kēlā me kēia lubricant, akā i ka hopena synergistic ma waena o lākou.Eia hou, pono e hoʻololi a hoʻololiʻia keʻano o ka PVC profile e like me nāʻokoʻa o nā lako hana a me nā mold.
Inā makemake ʻoe i ka lubricant kūpono, e hele mai i Qingdao Sainuo!
Qingdao Sainuo Chemical Co., Ltd.ʻO mākou ka mea hana no ka PE wax, PP wax, OPE wax, EVA wax, PEMA, EBS, Zinc / Calcium Stearate….Ua hala kā mākou huahana i ka REACH, ROHS, PAHS, FDA hoʻāʻo.
ʻO Sainuo, e hoʻokipa i kāu nīnau!
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Ka manawa hoʻouna: Dec-27-2022
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