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北京通州数控学员招生

通州西集国企操机数控厂🉑日结220~250一天
后期转正上北京五险一金,税后工资8000➕
想学技术的可以来,可以学数控、操作机器
包吃包住全部免费
吃饭三菜一汤,住宿统一4人间上床下桌
倒班制,夜班从8点干到12点就可以回去休息
自己想回去睡觉,或者去网吧打游戏均可
等到第2天早上8点回来补卡即可
40岁以内男,不限厂区经验

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武汉央企大厂招聘

2️⃣3️⃣元/时《东风奕派科技》


🔥优势1️⃣央企大厂,所有部门空调车间

🔥优势2️⃣工资高福利好

🔥优势3️⃣吃住不花一分钱

🔥优势4️⃣内部员工购车优惠价


🏧员工到手工资🏧

🔥💰2️⃣3️⃣元/时,发薪日不在职21元/时,20号发上个月工资。

⚠️注意:未做满5天/自离无工资  


☀1️⃣工作岗位:

主要从事汽车整车的装配,操作机器人进行总装、焊接、涂装等简单易上手的工作;空调车间、冬暖夏凉,车间环境干净整洁,豪华茶水区

☀2️⃣工作时间:

早八晚八,两班倒,每天10-11个工时;工时稳定

☀3⃣️食宿情况详细补充说明:

①-免费吃,直接刷卡,不需要自己垫钱吃饭:公司食堂一天包两餐(早中餐),每天工作满10个小时,下午提供免费营养餐;

②-公司提供单身宿舍(4人间):费用50元/月,水电费平摊,住宿押金25元;

☀4⃣️招聘条件详细说明:

①18周岁-38周岁男性,湖北省外一律不查;

②身高:1.63米以上,近视500度以下,无案底,无纹身、无血压高,无听力受损,身体健康等;

③体能测试:体能测试20个俯卧撑,1分钟高抬腿,20个深蹲(面试需达标)  

☀5️⃣面试入职:

📍 面试流程:13:00统一面试,需提前到,最晚13:30,下午面试→安排住宿→次日体检入职

📍入职体检:指定湖北省仁爱医院,企业指定医院体检,自费215元(入职满月报销,体检未通过次月报销)

☀6️⃣面试地点:东风乘用车公司制造总部-6号门

☀7️⃣面试时间:周一至周日,下午12点30-13点30,其他时间不接待。

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Laser cutting machines honeycomb

How the Honeycomb Table Improves Cutting Precision and Cleanliness


When you spend enough time around laser cutters, you start to realize how much the table design affects the final result. The Laser cutting machines honeycomb platform isn’t just a place to hold your material — it’s part of the cutting system itself. Its open-cell structure helps control airflow, reduce smoke buildup, and keep the work environment cleaner and more precise.


Let’s start with the airflow. The gaps inside the Laser cutting machines honeycomb platform create natural air channels that work hand in hand with the machine’s exhaust system. When the laser cuts through a sheet, smoke and fine dust are produced instantly. Instead of collecting under the workpiece, these gases are pulled down through the honeycomb cells and removed right away. That steady airflow keeps the cutting area clear, which is especially important when you’re working on fine details or small components.


Another big advantage is surface cleanliness. Without proper ventilation, smoke can settle back on the surface of the material and leave dark stains or residue along the cut edges. The Laser cutting machines honeycomb table minimizes this problem by keeping air moving continuously, so the edges stay sharp and clean even on sensitive materials like acrylic or thin stainless steel.


There’s also a hidden benefit — longer equipment life. The honeycomb layout helps channel away heat and fumes that could otherwise rise toward the laser head. By keeping smoke and debris out of the optical path, the Laser cutting machines honeycomb system protects mirrors and lenses from contamination. That means fewer cleanings, better beam focus, and longer-lasting components overall.


In short, the Laser cutting machines honeycomb table is more than a support base — it’s part of what makes precise, clean cutting possible. Good airflow, less smoke, and better protection for your optics all come down to that simple honeycomb design working quietly under the surface.

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江苏南通男子征婚

征婚

老家安徽六安      

生肖:猴

年龄:92年

身高:165CM

体重:52kg                                                

离异带一个12岁男孩  

在江苏南通工作

个体店(主营电动车销售及维修)

年收入20个左右

有商品房130平

老家有自建房

有车

诚实,情绪稳定,不喝酒, 不赌博

寻找:

情绪稳定

踏实过日子的

无不良嗜好

尊重长辈的女士

最好愿意来南通生活的

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DOC Metal Substrate

High-Temperature Performance and Fatigue Resistance of DOC Metal Substrate


The DOC metal substrate plays a vital role in modern diesel exhaust systems, where it faces extreme heat, vibration, and chemical exposure. To stay reliable, it must resist oxidation and maintain strength even after thousands of heating and cooling cycles.


Most DOC metal substrates are made from Fe-Cr-Al alloy, chosen for its balance of flexibility and heat resistance. When heated, the aluminum in the alloy forms a thin layer of alumina that protects the surface from corrosion. Chromium helps this layer stay stable, even as exhaust temperatures fluctuate. Together, they keep the substrate from deforming or losing strength over time.


Before the catalyst coating is added, the metal surface usually goes through several treatments. It may be cleaned, roughened, or pre-oxidized to improve how the coating sticks. These steps help the coating stay in place, even when the metal expands and contracts with heat.


To test how well a DOC metal substrate holds up, manufacturers use heat cycle experiments that mimic real engine conditions. The samples are repeatedly heated to high temperatures and cooled quickly. Engineers then look for surface cracks, joint fatigue, or changes in the oxide layer.


When built with care, a DOC metal substrate can stay stable through long operation hours, keeping the catalyst layer active and effective. Its durability means fewer replacements, more consistent exhaust purification, and better long-term performance in demanding environments.


In short, the reliability of the DOC metal substrate is not just about strong materials—it’s about a well-balanced design that combines the right alloy, surface treatment, and structure to endure real-world thermal stress.

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广州市男子征婚

👦名字:陈煜程

🏡年龄:31

💗婚姻:单身

💓身高:183

😘户籍:广东潮汕

❣️公司单位:广州市政府工作稳定

🎫保底月薪:8000

💎家庭: 父母公务员在职、弟弟大二学生、2个妹妹it行业、农村人

车房:有

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替我妈妈征婚

替我妈妈真诚征婚

性别:女

出生年龄:80后

婚姻状况:离异

现居:广东惠州

家乡:湖南

残疾:语言障碍

不能说话,但是可以写字沟通交流,也会手语

爱好:看电影、写作

工作:惠州古诗词协会工作

月收入:4000左右

房产:惠州惠阳有房,三室一厅

要求:广东境内和湖南境内的都可以,理解残疾人的特殊情况

有意加我私聊,可以的话相互发照片

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东莞寮步电子企业招聘

【工作单位】:东莞市寮步电子企业

🔥企业亮点:车间可以带手机+独立岗位

【生产产品】:5G信号光纤连接器

【工作班次】:百分之80长白班坐班静电衣

【工作班次】:百分之20两班倒坐班静电衣

【夜班补贴】:夜班补贴20元/晚

【工作岗位】:组装、检测、独立岗位作业

【岗位性质】:普通作业员、普工

【比例年龄】:男女不限、16-21岁

【工作时间】:早上8.00-晚上8.00

【月休发薪】:月休2天、在职每月30号发薪

【餐补费用】:饭卡餐补10元/天吃超自理

【住宿标准】:8人间、空调、热水

【入职注意】:工作不满月降1元+体检50元

【入职材料】:身份证原件/复印件/1寸照各2张

【扣款注意】:水电费平摊、保险费80元/月

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深圳沙井新桥电子招聘日结工

日结纯18元/h+下班给钱

长白班19元/h+长白班+坐班+男女不限

纯日结,下班洗手拿钱,做一天也可以,不压工资,也可以长期做,反正天天发钱

主要生产:电子产品等、组装,包装等岗位

招聘要求:

男女不限,

年龄16-55,

小纹身可收,

提供住,

不包吃,

空调宿舍,

空调车间,

做事轻松

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深圳机场招聘搬运工叉车工

主要负责货物的搬运、打板、整理工作等

人员筛选:无案底、无不良社会纪录

男性,过于瘦小、肥胖都干不了装卸

倒班制是否可以接受

年龄20-45岁以内

薪酬:计时:24元/小时起步,综合7000-9000元

打板:保底5000-5500元/月+货量绩效,包食宿,综合7000-9000元;

入职满10天可预支工资

保险:缴纳社保及意外险

面试时间:9:00-10:30 13:30-15:30

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Catalytic Converter

Why the Right Combination of Substrate, Coating, and Metals Matters in Catalytic Converters


When you open up a Catalytic Converter, it might just look like a metal can with some honeycomb inside. But anyone who’s spent time in the workshop or lab knows there’s a lot more going on in there. The mix of structure, coatings, and metals inside that small unit determines how clean the exhaust runs, how long the converter lasts, and even how the engine feels on the road.


At the heart of every Catalytic Converter is the honeycomb substrate. This structure creates thousands of tiny channels that guide exhaust gases through, maximizing the surface area for chemical reactions. Whether the substrate is ceramic or metal makes a difference — ceramic handles heat well and resists corrosion, while metal conducts heat faster and can be shaped thinner, helping the converter reach operating temperature more quickly.


The next key piece is the washcoat layer. This coating acts like a sponge that holds the active precious metals — usually platinum, palladium, and rhodium. It’s porous and rough, increasing the surface area where reactions can happen. The balance between how thick this layer is and how well it sticks to the substrate is crucial. Too thick, and it restricts flow; too thin, and it can’t hold enough active material.


Then comes the most expensive but vital part — the precious metal catalysts. These metals speed up the reactions that convert harmful gases like CO, NOx, and hydrocarbons into harmless ones like CO₂ and water vapor. Each metal plays a different role: platinum works well for oxidation, rhodium targets NOx reduction, and palladium helps balance both processes. Getting the right mix depends on the engine type and emission standards.


In a well-designed Catalytic Converter, all these components — the honeycomb substrate, washcoat, and metal catalysts — have to work together. If one is off balance, efficiency drops fast. For example, if the metal substrate expands differently than the coating under heat, microcracks can form, reducing its lifespan. Or if the coating isn’t even, exhaust gases might channel unevenly, leaving parts of the catalyst unused.


Modern Catalytic Converters are all about finding smarter material combinations. Engineers are experimenting with thinner metal foils, high-adhesion coatings, and alloy-based catalysts that resist poisoning from sulfur or lead. The goal is to make converters lighter, longer-lasting, and more responsive — especially for engines that face frequent cold starts or variable loads.


In short, a Catalytic Converter isn’t just chemistry — it’s a precise piece of engineering. Every layer, from the honeycomb core to the catalytic coating, plays a role in how efficiently your exhaust gets cleaned and how long the system keeps doing its job.

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珠海招聘普工!包吃包住

三美招聘小时工

好消息,好消息

白班19,晚班20

公司一手单

白班:19元/时
夜班:20元/时

👉🏻外住房补150元/月,当天可安排住宿(住宿需扣除水电费)
👉🏻包吃中晚餐,早餐2元/餐  
👉🏻男女普工小时工
👉🏻男生18-37岁,女生18~43岁

主要工位:组装、测试、打包装,都是手上的活,主要愿意做,都可以进。
生产:游戏机,微型马达,电源适配器等
工期:一个月以上,每月10号发工资、每周可预支
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