China OEM mwambo kuponyedwa mpweya zitsulozipolopolo nkhungu kuponyera mankhwala.
Kujambula kwa zipolopolondondomeko amatchedwanso pre- TACHIMATA utomoni mchenga kuponya ndondomeko, otentha chipolopolo akamaumba castings kapena pachimake kuponyera ndondomeko. Zomwe zimapangidwira kwambiri ndi mchenga wa phenolic resin, womwe umakhala wokwera mtengo kuposa mchenga wobiriwira ndi furan resin. Kuphatikiza apo, mchengawu sungagwiritsidwenso ntchito.
Furan resin kudziumitsa mchenga kuponya (njira ya nobake) amagwiritsa ntchito furan resin yokutidwa mchenga kupanga nkhungu kuponyera. Pambuyo kusakaniza mchenga wapachiyambi (kapena mchenga wobwezeretsedwa), utomoni wamadzimadzi wa furan ndi chothandizira chamadzimadzi mofanana, ndikuwadzaza mu bokosi lapakati (kapena mchenga), ndiyeno mumangirire kuti likhale lolimba mu nkhungu kapena nkhungu mu bokosi lapakati (kapena mchenga). box) pa kutentha. Ndiye kuponya nkhungu kapena kuponyera pachimake anapangidwa, amene amatchedwa kudziletsa kuumitsa ozizira pachimake bokosi akamaumba (pachimake), kapena kudziletsa kuumitsa njira (pachimake).
Chifukwa nkhungu imapangidwa pa kutentha kwa chipinda ndipo palibe chifukwa chotenthetsa, kudzipangira mchenga wouma kumatchedwanso kuti palibe-bake casting process. Njira yodziumitsa yokha imatha kugawidwa mu acid-catalyzed furan resin ndi phenolic resin mchenga kudziletsa njira, urethane resin mchenga kudziletsa kuumitsa njira ndi phenolic monoester kudziletsa kuumitsa njira.
Kutulutsa Mphamvu ku RMC Foundry | ||||||
Kuponya Njira | Kuthekera Kwapachaka / Matani | Zida Zazikulu | Kutaya Kulemera | Dimensional Tolerance Giredi (ISO 8062) | Kutentha Chithandizo | |
Green Sand Casting | 6000 | Grey Cast Iron, Ductile Cast Iron, Cast Al, Brass, Cast Steel, Stainless Steel | 0,3 kg mpaka 200 kg | Chithunzi cha CT11-CT14 | Normalization, kuzimitsa, kutentha, Annealing, Carburization | |
Kuponyera Mchenga Wopaka Resin (Kuponya Zipolopolo) | 0.66 lbs mpaka 440 lbs | Mtengo wa CT8-CT12 | ||||
Kutaya Ndalama Zotayika za Wax | Kuponya kwa Magalasi a Madzi | 3000 | Chitsulo chosapanga dzimbiri, Chitsulo cha Carbon, Chitsulo cha Aloyi, Mkuwa, Aluminium, Duplex Stainless Steel, Cast Iron | 0.1 kg mpaka 50 kg | Mtengo wa CT5-CT9 | |
0.22 lbs mpaka 110 lbs | ||||||
Silica Sol Casting | 1000 | 0.05 kg mpaka 50 kg | Mtengo wa CT4-CT6 | |||
0.11 lbs mpaka 110 lbs | ||||||
Kutaya Chithovu Chotayika | 4000 | Gray Iron, Ductile Iron, Aloyi, Carbon Steel, Stainless Steel, Brass, Al | 10 kg mpaka 300 kg | Mtengo wa CT8-CT12 | ||
22 lbs mpaka 660 lbs | ||||||
Kutaya kwa Vacuum | 3000 | Iron Gray, Ductile Iron, Alloy Steel, Carbon Steel, Stainless Steel | 10 kg mpaka 300 kg | Mtengo wa CT8-CT12 | ||
22 lbs mpaka 660 lbs | ||||||
High Pressure Die Casting | 500 | Aluminiyamu Aloyi, Zinc Aloyi | 0.1 kg mpaka 50 kg | Mtengo wa CT4-CT7 | ||
0.22 lbs mpaka 110 lbs |
Monga mchenga wodziumitsa wozizira, mchenga wa furan resin ndiye mchenga wakale kwambiri komanso womwe ukugwiritsidwa ntchito kwambiri pakupanga mchenga muChina maziko. Kuchuluka kwa utomoni wowonjezeredwa mumchenga wowumba nthawi zambiri kumakhala 0.7% mpaka 1.0%, ndipo kuchuluka kwa utomoni wowonjezera mumchenga wapakati nthawi zambiri kumakhala 0.9% mpaka 1.1%. Zomwe zili mu aldehyde yaulere mu furan resin ndizochepera 0.3%, ndipo mafakitale ena atsikira pansi pa 0.1%. M'malo oyambira ku China, mchenga wowumitsa utomoni wa furan wafika pamlingo wapadziko lonse lapansi mosasamala kanthu za njira yopangira komanso mawonekedwe apamwamba a castings.
Utomoni Wokutidwa ndi Mchenga Woponyera Chitsulo ndi Aloyi
| |
Zitsulo & Aloyi | Gulu Lotchuka |
Gray Cast Iron | GG10~GG40; GJL-100 ~ GJL-350; |
Ductile (Nodular) Cast Iron | GGG40 ~ GGG80; GJS-400-18, GJS-40-15, GJS-450-10, GJS-500-7, GJS-600-3, GJS-700-2, GJS-800-2 |
Austempered Ductile Iron (ADI) | EN-GJS-800-8, EN-GJS-1000-5, EN-GJS-1200-2 |
Chitsulo cha Carbon | C20, C25, C30, C45 |
Aloyi Chitsulo | 20Mn, 45Mn, ZG20Cr, 40Cr, 20Mn5, 16CrMo4, 42CrMo, 40CrV, 20CrNiMo, GCr15, 9Mn2V |
Chitsulo chosapanga dzimbiri | Ferritic Stainless Steel, Martensitic Stainless Steel, Austenitic Stainless Steel, Mpweya Woumitsa Chitsulo chosapanga dzimbiri, Duplex Stainless Steel |
Aluminiyamu Aloyi | ASTM A356, ASTM A413, ASTM A360 |
Ma Aloyi a Brass / Copper-based Alloys | C21000, C23000, C27000, C34500, C37710, C86500, C87600, C87400, C87800, C52100, C51100 |
Standard: ASTM, SAE, AISI, GOST, DIN, EN, ISO, ndi GB |
Ubwino wa Furan Resin Wokutidwa ndi Mchenga Wodzilimbitsa Moumitsa Wodzipangira:
1) Sinthani kulondola kwa mawonekedwe a castings ndi roughness pamwamba.
2) Kuuma kwa nkhungu (pachimake) mchenga sikufuna kuyanika, komwe kungapulumutse mphamvu, komanso matabwa otsika mtengo kapena mabokosi apulasitiki ndi ma templates angagwiritsidwenso ntchito.
3) Mchenga wodzilimbitsa wokhawokha ndi wosavuta kuphatikizika ndikugwa, zosavuta kuyeretsa zotayira, ndipo mchenga wakale ukhoza kubwezeredwa ndikugwiritsanso ntchito, zomwe zimachepetsa kwambiri kulimba kwa ntchito yopanga pachimake, kufananiza, kugwa kwa mchenga, kuyeretsa ndi maulalo ena, ndi ndikosavuta kuzindikira makina kapena makina.
4) Gawo lalikulu la utomoni mumchenga ndi 0.8% ~ 2.0% yokha, ndipo mtengo wathunthu wazopangira ndizotsika.
Chifukwa chakuti njira yodzipangira yokha ili ndi ubwino wambiri womwe watchulidwa pamwambapa, njira yodzipangira yokha siigwiritsidwa ntchito popanga pachimake, komanso imagwiritsidwa ntchito popanga kuumba. Ndizoyenera kwambiri kupanga chidutswa chimodzi ndi kupanga batch yaying'ono, ndipo zimatha kupanga chitsulo choponyedwa, chitsulo choponyedwa ndi alloy castings. Malo ena opangira zinthu ku China alowa m'malo mwa nkhungu za mchenga wouma, zoumba za mchenga wa simenti, ndikusintha pang'ono za mchenga wa magalasi amadzi.

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