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08. July 2010

DIE-CASTING DISTINCTIVE NATURE MANUFACTURER IN CHINA CURRENT SITUATION AS WELL AS DEVELOPMENT

Die-casting distinctive nature manufacturer in China Current Situation as good as Development

Cavity Mold Manufacturing Co., Ltd., Guangzhou (Guangdong, Guangzhou 510250) Cai Zijin an key to the prolongation of the die-casting distinctive nature prolongation as good as series second customarily to die as good as cosmetic mold, distinctive nature all kinds of outlay accounted for about 8%. Has shaped the ~ branches have the sure scale, technologically modernized industrial countries can be followed.

Cavity Mold Manufacturing Co., Ltd., Guangzhou

1 Introduction

China die-casting distinctive nature prolongation produce as good as series second customarily to die as good as cosmetic mold, distinctive nature all kinds of outlay accounted for about 8%. Has shaped the ~ branches have the sure scale, technologically modernized industrial countries to keep the turn of team. After China’s advent to WI’O open intensified, mostly in team-work with unfamiliar countries, given the cost worth as good as environmental mandate of assorted factors, has been eliminated to the immeasurable series of die-casting collection constructed in China.

In latest years, motorcycle, vehicle as good as apparatus industries grown rapidly, die-casting courtesy emerged in the ever-changing situation, the die-casting ~ turn of the climb of latest industrial as good as moneyed of the die-casting distinctive nature prolongation industry. From China Die & Mold Industry Association Governance Committee spoken the “national veteran distinctive nature bureau simple information” (2003) statistics, the cast of characters distinctive nature (of that the infancy of die-casting mold), the outlay worth in 2003 than in 2002 augmenting by 53%; China Die & Mold Industry Association in 2002 there were 781 partial of enterprises, of that 191 enterprises (accounting for twenty-five ~ / 0) have been intent in die-casting mold. At present, Europe, the United States, Japan, Korea as good as Taiwan region, die cast of characters as good as die-casting distinctive nature users have to find in China, the supply of providers, can be predicted, the die-casting distinctive nature prolongation courtesy in the open to come.

2 die-casting distinctive nature manufacturer in China multiform stages of industrial development

Dependent upon prolongation die-casting distinctive nature die-casting courtesy in the expansion of China’s development.

No. l stage: the 20th century, the mid-60s to 80.

Production of tiny die-casting mold, generally practical to the following 25ookN die-casting machine. Die-casting products focused upon the instruments, tiny appliances, tighten industry, as good as alternative industries. Special is the fans partial of the die-casting mold, the Taiwan air blower collection in all have 10 die-casting: front cover, the cover after cover, shell, rigging box, air blower sets, columns, panels, temperament blocks, as good as aluminum rotor irrigation.

As the air blower outlay of immeasurable (more than 10 million units per year), it was such the die-casting distinctive nature in the series of the widespread role. During this period, bad frame process, technical turn as good as the capability to reduce heat-resistant steel is generally used 3Cr2W8V, quenching as good as tempering feverishness diagnosis regulating the aspect nitride diagnosis or quenching moisten oil as the total will not compromise the deformation problem, distinctive nature dimension carry out accuracy, do not compensate courtesy to aspect quality, aluminum amalgamate die hold up to reduction than 50000 die times, distinctive nature cycle 4-5 months, the incomparable the die-casting distinctive nature can not be produced. During this period, conjunction distinctive nature imports, exports as good as no mold.

Stage 2: the 20th century, the mid-80 mid–90.

As the air blower to reinstate the aluminum partial element to plastic, as good as the quick expansion of China’s motorcycle courtesy (has reached some-more than 1000 million units per year), prolongation of motorcycle collection die-casting distinctive nature jumped as the categorical products, any of multiform immeasurable aluminum motorcycle Alloy Castings: Left crankcase as good as right crankcase, squeeze cover, magneto cover, cylinder body, hoop stop parts, etc. In further to the tiny volume of alien die-casting mold, the immeasurable infancy of Hainanen prolongation molds to tiny as good as middle generally practical to 8000kN the following die-casting machine, die weight is in all not some-more than 5t.

During this period, the turn of the complement over the prior indication has been severely improved, as good as the tiny series of enterprises proposed to deliver the operate of CNC machining apparatus as good as the rough computer-aided design, the heat-resistant steel is 3Cr2W8V or 4Cr5M0SiV1 (H13 type), feverishness diagnosis ordinarily used by oil-quenching the altogether quenching as good as aluminum amalgamate die-casting distinctive nature life: 3-8 million in medium-sized distinctive nature distinctive nature times, tiny die distinctive nature 5 to 100,000 times, prolongation cycle in the 3 ~ 5 months. During this period, there is no die-casting distinctive nature traffic as good as the little import.

Phase 3: mid-20th century, 90 ~ so far.

The climb of China’s vehicle industry, as good as the quick expansion of technology, the world’s mold, die cast of characters distinctive nature manufacturers in China has leap-forward development. Motorcycle collection die-casting distinctive nature creation increasingly mature, large-scale, formidable vehicle collection distinctive nature successive investigate as good as development, prolongation out, distinctive nature was large-scale, complex, long-life development.

Particular the final dual years, in all profitable courtesy to the peculiarity as good as coming of the noted miss of progress, hold up dies. CADl / CAM technology, concept concentration of sold firms additionally used CAE streaming Road as good as thermal margin tougher or stronger after the finishing routine track ordinarily used, the operate of three-coordinate measuring instrument rescued the distance of the clamping appurtenance assembly, correct mode, opening gas quenching as good as alternative modernized apparatus as good as technology, this period, the heat-resistant steel is fundamentally operate of done during home or alien H13 category steel, distinctive nature die-casting appurtenance practical 35000kN below, large-scale distinctive nature can be weighing twenty ~ 30t.

At present, domicile appliances, motorcycles as good as alternative industries die-casting distinctive nature utterly confident with the demand, the automotive courtesy for die-casting distinctive nature used in an augmenting suit of done during home production, magnesium amalgamate die proposed to develop. During this period, large-scale, sophisticated, formidable import the lot of die-casting mold, die-casting mold, yet additionally the finish of the incident did not go abroad, the little prolongation of the molds have been exported to industrially modernized countries.

Three simple conditions of the prolongation courtesy in China die-casting mold

Large series of die-casting distinctive nature manufacturer in China can be widely separated in to 4 classes: Class 1: die-casting distinctive nature manufacturer specialized factories. These manufacturers specialized production, the total of multitude to commence inside of the 4 seas automobiles, motorcycles, domicile appliances, elevators as good as alternative industries in immeasurable as good as medium-sized die-casting distinctive nature making, die-casting distinctive nature inside as good as indispensable to come generally from the veteran manufacturers. Some of the former state-owned enterprises or state-owned enterprises by the reorder as good as restructuring, corporate, as good as the alternative partial is building quick in latest years, the in isolation enterprises.

The former state-owned enterprises in all distinctive nature the prolonged story as good as prolongation experience, finish equipment, clever technical team, integrated record leader, they distinctive nature turn most appropriate reflects the China’s stream altogether turn of die-casting mold. However, the little businesses influenced by the long-term institutional impact, supervision collection have been not flexible, capability is not high, as good as infrequently longer smoothness cycles. Large-scale enterprises: FAW Foundry Co., Ltd. Foundry Mold Factory, Guangzhou form distinctive nature Manufacturing Co., Ltd., Beijing distinctive nature factory, distinctive nature Co., Ltd., Wuxi Shuguang.

The immeasurable series of in isolation veteran distinctive nature factory, in sold in the coastal areas dotted around the country, the expansion of fungus prolongation large, has turn the categorical force of prolongation die-casting mold. They have been the stretchable resource to reduced delivery, low cost as good as encounter the marketplace demand. In latest years, most companies apparatus as good as record turn as good as supervision turn of the lot of progress, yet additionally by the internal supervision as good as Die Association, support, squeeze of CNC equipment, CAD / CAM software, as good as even CAE software, distinctive nature prolongation peculiarity augmenting rapidly, that partial of the association grew as good as grew, the scale is not small, the outlay worth is additionally great, arrangement clever vitality.

Ningbo City in 2003 full-year sales reached l0 million die-casting mold, they have been in the good informal team-work as good as ancillary the environment, such as Ningbo Beilun district, distinctive nature has some-more than 500 immeasurable as good as tiny enterprises, set up the executive die-casting distinctive nature engineering, industrial Design executive feverishness executive (plant), Beilun distinctive nature website, measuring the Central, NC Central, electric processing, polishing processing, distinctive nature as good as die machining collection Blank supply freshness everywhere, supply fast, really convenient. The incomparable are: Xun Hui Electrical Appliance Co., Ltd., Ningbo Beilun Hui Wang Mold Co., Ltd., Ningbo Xinda Mold Manufacturing Co., Ltd., Ningbo Xin Precision Die Casting Mold Research Co. Ltd., Beilun Liaoyuan Molded Co., Ltd., Ninghai County, Hai Yu Aluminum Limited.

Category 2: corner ventures, foreign-owned enterprises. These enterprises well-equipped, the starting indicate higher, modernized technology, partisan unfamiliar experts to beam as good as deliver modernized supervision mode as good as modernized technology, courtesy to staff training, compensate courtesy to corporate image, the altogether tall turn of mold, distinctive nature as good as arguable quality. There have been incomparable Kyoritsu Seiki (Dalian) Limited.

Category 3: Large enterprises distinctive nature bureau (workshop). Cars, motorcycles as good as the little of the categorical outlay of the incomparable corporate zone (such as the complement locks, toys, energy tools) in immeasurable enterprises, their distinctive nature bureau (shop) to commence the charge of the own distinctive nature creation operate of these companies have been peaceful to deposit income as good as talent, products as good as services targeted for the enterprise, the little grade of worry is as good tall or as good reduced generation of the distinctive nature will go upon to work to the veteran distinctive nature factory.

Such enterprises lend towards to have aloft levels of die-casting base, creatively used to distinctive nature most alien from abroad, in the digestive routine as good as fullness of unfamiliar modernized record formed upon the mold, the distinctive nature used in the craving in the design, manufacturing, localization as good as tighten to the unfamiliar level, this Class distinctive nature bureau (workshop) really powerful. In latest years, there is the latest trend: the little began to concentration upon to the own distinctive nature maintenance, distinctive nature correct generally outward the distinctive nature is done purchases. The incomparable are: Shanghai Kolbenschmidt Pierburg Auto Parts Co., Ltd., Shanghai worldly Auto Accessories Co., Ltd., Dongfeng Automobile Brake Technology

Category 4: Die-casting plant trustworthy to the distinctive nature shop. Most of these distinctive nature emporium correct distinctive nature from the categorical commercial operation as good as afterwards rise in to the mold, the little distinctive nature estimate commercial operation has additionally done commitments. Its greatest strengths lies in the capability to yield prolongation to stop cast of characters prolongation services. Light die-casting, such as Chengdu, Hing Industrial Co., Ltd. Chongqing Yujiang tall distinctive nature company, Henan Zhongyuan Machinery Factory, Nanhai, Guangdong, Wen Can Die Casting Limited.

Overall, China’s stream scale of die-casting distinctive nature manufacturers have been not large, the largest series of prolongation was customarily about 100-200, up to 3000-4000 yuan in bound assets, work capability in 5 ~ twenty Yuan / year. Distribution areas, mostly strong in the coastal economically grown provinces as good as municipalities, as good as automobile, motorcycle industrial base, such as Beijing, Shanghai, Jiangsu Province (Suzhou, Changzhou), Guangdong Province (Guangzhou, Dongguan, Shenzhen, Foshan city), Zhejiang ( Ningbo Beilun District, Yinzhou District, Ninghai County, Xiangshan County), Sichuan, Chongqing, Liaoning as good as Shandong as good as alternative places.

China’s stream production, die-casting distinctive nature can fundamentally do the compulsory self-sufficient, yet the little latest varieties of collection die-casting mold, quite in large, thin-walled, pointing molds, with tall technological content, is formidable to distinctive nature in ubiquitous would additionally identical to to introduce, as the record purchased during the same time the key of large-scale die-casting machine. Magnesium amalgamate die-casting distinctive nature has only begun.

(1) the automotive industry.

Used in the automotive industry, large-scale die-casting distinctive nature (eg, clutch, gearbox, steering, rigging boxes, etc.) inside of the 4 seas have been entirely means to pattern as good as manufacturing. Such molds have been mostly vehicle distinctive nature bureau or vast commercial operation of veteran distinctive nature bureau production. The same product some-more than the initial distinctive nature with the technical team-work or record send from abroad as good as after combined the distinctive nature is in the absorption, digestive routine upon the basement of imports of distinctive nature development. Cosmopolitan Shanghai Auto Accessories Co., Ltd. from the United States 3000kN die-casting appurtenance regulating the immeasurable die (together with the red side-mode), the plant additionally creates the little of the own own vital die-casting mold, generally magnesium amalgamate die, the plant additionally consecrated inside of the 4 seas manufacturers have concentration during 18000 ~ 25000kN die-casting appurtenance for operate vehicle squeeze as good as oil F15 framework molds. Dongfeng Motor Corporation Fukang cars used in the squeeze as good as gearbox of immeasurable die-casting mold, yet additionally inside as good as bureau production.

FAW Foundry Co., Ltd. Foundry Mold Factory, this year’s prolongation of “intermediate surrounding – - gearbox,” mold, is by distant my own pattern as good as make of the largest vehicle collection die-casting mold, the distinctive nature weight of 33.5t, cast of characters weight of 29kg, In the 32000kN frame die-casting machine, make intensely difficult. Mold Manufacturing Co., Ltd., Guangzhou form prior to as good as after the Xiali, Beverly, North Kyrgyzstan, Chang’an, Volkswagen, General Motors, Peugeot, Honda, Qingling vehicle plant prolongation immeasurable cars such as die-casting mold. Die Casting Industry Co., Ltd., Chengdu Xingguang as China FAW Group, Changan manufacturers with mold, distinctive nature record expansion in Heilongjiang Province, executive prolongation of the vehicle gearbox mold, die cast of characters Co., Ltd. Beilun “box-cylinder engine fuel engine,” Die have been singular attractions. These manufacturers of products, the thoughtfulness of the stream vehicles immeasurable as good as medium-sized die-casting distinctive nature expansion as good as prolongation has reached the sure turn as good as quantity.

(2) The motorcycle industry.

Motorcycle courtesy has been means to operate die-casting distinctive nature for mass production. Ever given the nation to turn motorcycle-producing nation has been compulsory any year some-more as good as some-more die-casting mold, most molds have been made, most enterprises to yield the opening as good as hold up of the distinctive nature from Japan upon tighten to identical products, such distinctive nature prolongation majority , the cycle is really short, low prices, identical to the left as good as right crankcase, in the Beilun area of about 2 to 3 months to the complement out of prolongation motorcycle die inside of the 4 seas can be confident with the direct inside of the 4 seas.

Motorcycle distinctive nature die generally from the courtesy bend as good as veteran distinctive nature factory, the special area of Mold Factory, Ningbo, Zhejiang. Beilun district, such as the immeasurable series of distinctive nature factory, distinctive nature bureau Beijing, Chengdu Xing Light Die Casting Industry Co., Ltd. Kyoritsu Seiki (Dalian) Co., Ltd., Guangzhou form Mold Manufacturing Co., Ltd. to yield the immeasurable series of these die any year. In addition, Ningbo Economic as good as Technological Development Zone Kat Auto Parts Industry Co., Ltd. as good as die plant in Zhanjiang means carburetor carburetor aloft levels of mold.

(3) motor, electrical trades.

Motor industry, electric fans, soaking machines, TVs, electric irons, electric food warmer used in assorted sectors such as die-casting distinctive nature has been fundamentally excessively self-confident in the prolongation can be confident with the turn of direct for products.

(4) immeasurable molds, such as the escalator stairs distinctive nature inside as good as can be written as good as manufactured. At present, China’s conveyor industry, the operate of alien as good as domestically constructed churned mold. Type of distinctive nature is mostly weighs 20t, make of tall precision, such as the step representation for i0.05ram, regulating the die-casting appurtenance locking force larger than 25000kN, distinctive nature complex, as good as formidable to process, prolongation risks. Mold Co., Ltd. Wuxi Shuguang the beginning stairs of prolongation molds, has supposing some-more than clamp delivered. Cavity Mold Manufacturing Co., Ltd., Guangzhou given 1999 has been producing conveyor die each year for the courtesy to yield multiform sets, distinctive nature high-temperature-control record for the carry out distinctive nature temperature, hydraulic core pulling, as good as infrequently the distinctive nature box to implement the 3 kinds of specifications product form (1000ram, 800ram, 600ram), or even 9 kinds of selection products, distinctive nature processing, tall precision, interchangeability, good for the user to save prolongation costs. Steps of the dual prolongation plants molds in China

International (Shanghai) die record as good as apparatus muster in the distinctive nature was declared Class A awards (close to the ubiquitous level).

(5) alternative industries.

Hot cover die-casting appurtenance used to mold, special in the complement of locks, gas appliances, plumbing equipment, instruments, toys as good as so upon large-scale use, distinctive nature yet not large, yet the series is large. Such molds have been mostly self-produced for personal operate or corporate partnership with manufacturers in this region. Xi’an Dongfang Machinery Factory prolongation high-precision small-scale zinc amalgamate die, Guangdong Wan Ho Machine Casting Co., Ltd. (Hong Kong pierce in to enterprises) constructed by make-believe of automotive die-casting mold, Guangdong distinctive nature tighten Xiaolan, gas with distinctive nature as good as Jiangsu as good as Zhejiang, Guangdong area The prohibited cover machines have been used in molds of characteristics as good as size.

Ningbo Northern Lunta Zhi-gate distinctive nature bureau shade mode, Beilun Huasheng Mold Factory’s “New Zealand sewing appurtenance head” mold, prolongation is difficult, good quality, arrangement during the muster were good received.

5, the turn of prolongation record in China die-casting mold

Into the 21st century, China die-casting distinctive nature pattern as good as prolongation has severely softened the technological turn of today’s modernized estimate apparatus abroad, mold, regulating the software, estimate record as good as contrast equipment, most companies have introduced as good as applied, yet there have been not many, yet has turn the vital craving in assorted distinctive nature estimate apparatus as good as tools. In prolongation form, the normal estimate process workshops with unfamiliar modernized countries, the estimate can not co-exist.

China’s prolongation of die-casting mold, compared with unfamiliar products, the cost is low, customarily about 1/2-1/5 identical unfamiliar mold; cycle is short, such as the motorcycle crankcase cast of characters mold, customarily in 4 months abroad can be delivered for operate as good as inside of the 4 seas, compared with 2 to 4 months; die opening in between hold up outlook as good as abroad, inside as good as varying levels of opposite manufacturers as good as medium-sized formidable molds abroad, mostly in the 10 ~ 150,000 die times, inside as good as do the improved pursuit of firms in ubiquitous have 8 ~ 120,000 die times, the sold bad still during 2 ~ 30000 Die times; done distinctive nature categorical complaint lies in the peculiarity of the fortitude of bad peculiarity as good as do not compensate courtesy to appearance, size, tall precision, when used tall disaster rate, redo as good as some-more limited Casting enlarge in productivity.

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