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商品名称: 《1747-SDN》浪琴表和天梭表有什么区别呢?
商品编号: 1747-SDN 
商品型号: 1747-SDN 
积分点数: 0 点
市面价格: 452 元
现售价格: 452 元
库存量: 不限 个
浏览人次: 6771
发 布 者: xmgwoy89
发布日期: 2018-12-27 16:52:36
商品介绍
1747-SDN
1747-SDN
1747-SDN
1747-SDN
1747-SDN
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〖厦门光沃自动化设备有限公司 竭诚为您服务〗   
〖联系人:欧先生         〗
〖手机:18030229053(微信同号)       〗
〖QQ:  2479261344     〗
〖传真:0592-5709825  
【价格】如此低价,仅此一家 
【货期】大量现货,下单后即可发货
【质量】全新原装,进口***
【保障】产品经过专业检测,质保一年,15天包退换
【品牌】Allen-Bradley罗克韦尔、ABB、本特利Bently 3500系统卡件、GE、艾默生西屋等模块卡件
______________________________________________ 
 

这是因为铸造工艺能生产复杂形状的零件。在铸造生产中,模板、芯盒、压蜡型、压铸模的制造往往是用机加工的方法来完成的,有时还需要钳工进行修整,周期长、耗资大,从模具设计到加工制造是一个多环节的复杂过程,略有失误就可能会导致全部返工。

    特别是对一些形状复杂的铸件,如叶片、叶轮、发动机缸体和缸盖等,模具的制造更是一个难度非常大的过程,即使使用数控加工中心等昂贵的设备,在加工技术与工艺可行性方面仍存在很大困难。3D打印技术与传统工艺相结合,可以扬长避短,收到事半功倍的效果。利用3D打印技术直接制作蜡模,快速铸造过程无需开模具,因而大大节省了制造周期和费用。图2为采用快速铸造方法生产的四缸发动机的蜡模及铸件,按传统金属铸件方法制造,模具制造周期约需半年,费用几十万;用快速铸造方法,3D打印铸造熔模3天,铸造10天,使整个试制任务比原计划提前了5个月。

    3)石膏型铸造

    精密铸造通常被用来从3D打印件制造钢铁件。但对低熔点金属件,如铝镁合金件、石膏型铸造,效率更高。同时铸件质量能得到有效的保证,铸造成功率较高。在石膏型铸造过程中,3D打印件仍然是可消失模型,然后由此得到石膏模进而得到所需要的金属零件。石膏型铸造的第一步是用3D打印件制作可消失模,然后再将3D打印消失模埋在石膏浆体中得到石膏模,再将石膏模放进培烧炉内培烧。


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LAM RESEARCH ESC ELECTRODE 8 839-440462-308
 
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LAM RESEARCH BAFFLE PLATE LOWER PART # 715-011913-083
 
CENTURA SLIT VALVE DOOR PART # 0021-09922
 
THREE WAY VALVE AMAT PART # 3870-02221 
 
PARKER THREE WAY VALVE MODEL # 955Y3NC
 
MKS ISOLATION VALVE MODEL # L2-40-AK-225-VN?VNH
 
AMAT PART # 0200-35556 COLLAR 200mm SNNF TOP
 
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AMAT PART # 0200-35539 200mm BLADE ROBOT QTZ w/RADIUS
 
AMAT PART # 0200-32985 GAS RING 12 HOLES
 
AMAT PART # 0200-35145 ADAPTER WINDOW 2mm RP CHAMBER
 
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AMAT PART #0200-20074 DOOR PRECLEAN CHAMBER QUARTZ
 
EDWARDS QDP40 DRY VACUUM PUMP BRAND NEW ( NEVER USED )
 
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AMAT 8 SHUTTER DISK PART 3 0020-05384
 
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CERAMIC LIFT PIN/SHORT PART # 0200-10162
 
BRACKET COIL FRONT PART #0021-36606
 
FRAME ALIGNMENT PIN PART # 0020-27812
 
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SLOW VACUUM VALVE MODEL # FPR-91-9.52
 
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500' SPOOL 15 CONDUCTOR 24 GAUGE COMPUTER CABLE C0746A
 
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NEW MATRIX ACD3X TX5 TREADMILL MOTOR CONTROL 110V
 
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40 NEW TRENDNET TEW-L202 LMR200 WIRELESS ANTENNA CABLES
 
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《1747-SDN》浪琴表和天梭表有什么区别呢? - 水电站相关设备 - 成都振威世展展览有限公司-西部电力网-电力新闻|电力产品