SU138710A1 - Quick-drying nonstick paint for casting molds and cores of cast iron, steel and color (and copper base) cast - Google Patents

Quick-drying nonstick paint for casting molds and cores of cast iron, steel and color (and copper base) cast

Info

Publication number
SU138710A1
SU138710A1 SU686697A SU686697A SU138710A1 SU 138710 A1 SU138710 A1 SU 138710A1 SU 686697 A SU686697 A SU 686697A SU 686697 A SU686697 A SU 686697A SU 138710 A1 SU138710 A1 SU 138710A1
Authority
SU
USSR - Soviet Union
Prior art keywords
cast
paint
cores
color
drying
Prior art date
Application number
SU686697A
Other languages
Russian (ru)
Inventor
А.И. Веселова
Л.З. Цыганко
В.А. Киселев
К.Ф. Константинов
Original Assignee
А.И. Веселова
Л.З. Цыганко
В.А. Киселев
К.Ф. Константинов
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by А.И. Веселова, Л.З. Цыганко, В.А. Киселев, К.Ф. Константинов filed Critical А.И. Веселова
Priority to SU686697A priority Critical patent/SU138710A1/en
Application granted granted Critical
Publication of SU138710A1 publication Critical patent/SU138710A1/en

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  • Paints Or Removers (AREA)
  • Mold Materials And Core Materials (AREA)

Description

Известны составы красок дл  литейных форм и стержней, содержащие графит, пасты ГБ и тальк в количествах 27-66% по весу.Known compositions of paints for casting molds and cores containing graphite, paste GB and talc in quantities of 27-66% by weight.

Предлагаема  краска отличаетс  от известных применением в качестве крепител  поливинилацетатноГ эмульсии, котора  вводитс  в количестве 10-30 объемных процентов и улучшает противопригарные свойства краски.The proposed paint differs from the ones known to be used as a fixative for polyvinyl acetate-emulsion, which is introduced in the amount of 10-30% by volume and improves the nonstick properties of the paint.

Краска дл  стержней цветного (на медной основе) лить  имеетследующий состав (в объемных процентах).Paint for rods of color (copper based) cast has the following composition (in volume percent).

1.При окраске стержней окунанием или пульверизаторо.м: Талька-401. When painting rods with dipping or spraying: Talc-40

Поливинилацетатной эмульсии марки ПВАЭ+15ДБФ-10Polyvinyl acetate emulsion brand PVAE + 15DBF-10

Воды-50Water-50

Удельный вес краски-1,22-1,28 г/см.The specific weight of the paint is 1.22-1.28 g / cm.

2.При окраске стержней кистью: Талька-402. When painting the rods with a brush: Talc-40

Поливинилацетатной эмульсии марки ПВАЭ+15ДБФ-30PVAE + 15DBP-30 polyvinyl acetate emulsion

Воды-30Water-30

Удельный вес краски-1,30-1,35 г/см.The specific gravity of the paint is 1.30-1.35 g / cm.

Краска дл  форм и стержней чугунного лить  содержит ( в объемных процентах): пасты ГБ-1 или ГБ-2-70 и поливинилацетатной эмульсии марки ПВАЭ+15 ДБФ - 30. Краска разбавл етс  водой до получени  удельного веса 1,18-1,30 г/см и наноситс  на формы и стержниPaint for molds and cores of cast iron contains (in percent by volume): pastes GB-1 or GB-2-70 and PVAE + 15 DBP - 30 polyvinyl acetate emulsion. The paint is diluted with water to obtain a specific weight of 1.18-1.30 g / cm and applied to molds and rods

с помощью КИСТИ.using the BRUSH.

Дл  окраски стержней мелкого и среднего чугунного лить  пульве№ 138710-2-For painting rods of small and medium cast iron pulve no. 138710-2-

ризатором примен етс  краска, содержаща  (в объемных процентах).A paint containing (in percent by volume) is used by the mediator.

графита черного или та;1ька 40 иblack graphite or one; 1ka 40 and

по ливинилацетатнон эмульсин марки ПВАЭ+15ДБФ-30.on livilinacetnon emulsin brand PVAE + 15DBF-30.

Вода добавл етс  до получени  удельного веса 1,2-1,3 г1см. При Г риготсв;1гь:ии всех составоа красок тальк тщательно размешиваетс  с водон до полного его смачиванп , затем заливаетс  эмульси  и краска перемещиваетс  в течение 5-7 мин. Образовавша с  пена снимаетс  с поверхности и после этого краска доводитс  до требуемого удельного веса.Water is added to obtain a specific weight of 1.2-1.3 g1 cm. At Hygiene; 1g: all paints, talc is thoroughly mixed with water until it is wetted, then the emulsion is poured and the paint moves for 5-7 minutes. The foam formed is removed from the surface and the paint is then adjusted to the required specific weight.

Окрашенные сырые формы и стержни не требуют тепловой сушки и заливаютс  металлом после выдерживани  на воздухе. Сырые формы дл  ч г иного лить  .осле окраски нз пульверизатора выдерживаютс  на г,озд}хс 30 м:м, сххие и отвержденные COz формы н стержни выдерживаютс  ria воздухе 2 час. Стержни дл  цветного лить , окрашенные кистью или из пульверизатора, выдерживаютс  на воздухе в летнее врем  3,5-4 час, а в остальное врем  года-12-15 час. Мелкие стержни, окрашенные окунанием, сушатс  при температуре 120-150° в течение 1 час.Painted raw forms and rods do not require heat drying and are poured with metal after exposure to air. Raw molds for h or else casting. After painting with a spray gun, they are aged for 30 minutes: 30 cm: 30 m; mx and hardened and COz forms and rods are kept for 2 hours. The rods for color casting, painted with a brush or from a spray bottle, are kept in the air in summertime for 3.5-4 hours, and in the rest of the year - 12-15 hours. Small rods stained by dipping are dried at a temperature of 120-150 ° for 1 hour.

Пр1;менение описываемой краски обеспечивает получение отливок с чистой поверхностью без пригаров и ужимин. Кроме того, она обладает хорошими кроющими, свойствами, безопасна в пожарном отношении и ие токсична.Pr1; the change of the described paint provides for the production of castings with a clean surface without burnings and burnings. In addition, it has good covering, is fireproof and is toxic.

Предмет изобретени Subject invention

Быстросохнуща  противопригарна  краска дл  литейных форм и стержней дл  чугунного, стального н цветного (на медной основе) лпть , содержаща  по объе1му 40% черного графита или талька, или пасты i Б, разведенных водой до удельного веса 1,8-1,35 г/cлt отличающа с  тем, что, с целью улучшени  противопригарных свойств, в качестве крепител  в нее ввод т поливинилацетатную эмульсию в количестве 10-30% по объему.Quick-drying nonstick paint for casting molds and cores for cast iron, steel n colored (copper based) lpt, containing 40% black graphite or talc, or iB paste, diluted with water to a specific gravity of 1.8-1.35 g / clt is characterized in that, in order to improve its nonstick properties, a polyvinyl acetate emulsion in an amount of 10-30% by volume is introduced into it as a fastener.

SU686697A 1960-11-24 1960-11-24 Quick-drying nonstick paint for casting molds and cores of cast iron, steel and color (and copper base) cast SU138710A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU686697A SU138710A1 (en) 1960-11-24 1960-11-24 Quick-drying nonstick paint for casting molds and cores of cast iron, steel and color (and copper base) cast

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU686697A SU138710A1 (en) 1960-11-24 1960-11-24 Quick-drying nonstick paint for casting molds and cores of cast iron, steel and color (and copper base) cast

Publications (1)

Publication Number Publication Date
SU138710A1 true SU138710A1 (en) 1960-11-30

Family

ID=48294846

Family Applications (1)

Application Number Title Priority Date Filing Date
SU686697A SU138710A1 (en) 1960-11-24 1960-11-24 Quick-drying nonstick paint for casting molds and cores of cast iron, steel and color (and copper base) cast

Country Status (1)

Country Link
SU (1) SU138710A1 (en)

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