普通会员
品牌: |
巩义市千家信耐材有限公司 |
所在地: |
全国 |
起订: |
≥1 |
供货总量: |
9999 |
有效期至: |
长期有效 |
耐火温度: |
2000℃以上℃ |
产地: |
河南 |
品牌: |
千家信 |
产品类别: |
窑炉工业窑炉用保温材料 |
材质: |
铝 |
导热系数(常: |
0.035 |
耐火球介绍
耐火球是以工业氧化铝和耐火高岭土为主要原料 ,经科学配方、成形和高温锻烧制成的,它具有以下特点: 1 、机械强度高,使用周期长 ; 2 、化学稳定性好,不与物料发生化学反应 ; 3 、耐高温性能好,耐热温度可达到 1900 ° C 。 耐火球分为普通耐火球和高铝耐火球,普通耐火球特别适用于化肥厂高低温变换炉、转化炉、加氢转化器 、脱硫槽及甲院化炉中,起分散气液、并支撑、覆盖和保护催化剂的作用。高铝耐火球适用于钢铁行业的热风炉和加热变换设备中。 Particularly applicable to chemical fertilizer plant low temperature transform furnace, furnace, hydrogenation, desulfurization tank and a hospital in the stove, gas, scattered and support, to cover and protect the role of catalysts. Can also be used for the heating furnace of steel industry and the transformation apparatus. 蓄热球介绍
蓄热球又称球状蓄热体,具有重烧线收缩率低、高温荷重软化温度高、耐腐蚀、强度高、蓄放热量大、热震稳定性好、导热性能好、热膨胀系数小等显着特点,是优良的耐火材料。 Regenerative ball is also called the ball regenerator, has the linear shrinkage rate is low, the high temperature and high refractoriness under load, corrosion resistance, high strength, heat quantity storage, good thermal shock resistance, good performance, and other significant characteristics of small thermal expansion coefficient of thermal conductivity, is a good refractory material. 蓄热球的特性
1、比表面积可达到240m2/m3。 2、众多小球将气流分割成很小流股,气流在蓄热体中流过时,形成强烈的紊流,有效的冲破了蓄热体表面的附面层,又因球径小,传导半径小、热阻小、密度高、导热性好,故可实现蓄热式烧嘴频繁且快速换向要求。 3、蓄热体可利用2030次/h的换向,高温烟气流经蓄热体床层后内便可将烟气降至130左右排放。 4、高温煤气和空气流经蓄热体在相同路径内即可预热到仅比烟气温度低100左右,温度效率高达90以上。 5、因蓄热体体积十分小巧,加之小球床的流通能力强,即使积灰后阻力增加也不影响热换指标。 6、蓄热小球具有抗氧化、抗渣性强的特点。 7、陶瓷小球的更换、清洗非常方便,并可重复使用。 1, the specific surface area of 240 m2 / m3. 蓄热球主要理化指标
性能/种类 空分用热瓷球 加热炉用蓄热球 Al2O3 20-30 45-75 SiO 92 95 Fe2O3 1 1.5 热容量(J/kg.k) 836 1000 导热系数(w/mk) 2.6-2.9 耐热变温差( ) 20800 201000 耐火度 1550 1750 抗压强度(N) 800-1200 1800-3200 栈重(kg/m) 1300-1400 1500-1600 蓄热球的应用领域
蓄热球适用于气体及非气体燃料工业炉的蓄热球燃烧系统选用,特别适用于钢铁行业蓄热式加热炉、蓄热式钢包烘烤器、空分行业空气分离设备蓄热器、有色金属行业蓄热式熔炼炉,也可用在大型锻造厂蓄热式台车炉、蓄热式电锅炉、蓄热式焚化炉等行业做蓄热载体。 Regenerative combustion system as applied to regenerative ball of gas and non fuel gas industrial furnace selection, especially suitable for iron and steel industry of regenerative heating furnace, regenerative ladle baking device, air separation industry of air separation equipment regenerator, regenerative furnace of non-ferrous metal industry, also used in large type forging factory regenerative car bottom furnace, heat storage electric boiler, regenerative incinerator industries do heat carrier. 蓄热球通过对煤气(高炉、转炉)和空气双预热(油类、高热值煤气等则采取助燃空气单蓄热方式),可使蓄热式加热炉达到排烟量减少20-50,排烟温度降至小于150度,产量提高 15-20,钢坯加热时间缩短50,氧化烧损降低30-50的环保节能效果。 Regenerative ballthrough thegas(blast furnace,converter)and airpreheating(oil,high calorific valuegasbycombustionair single regenerativeway),toreduce the amount of20-50can make theexhaust gasregenerative heating furnace,flue gas temperaturedropped toless than 150 degrees,the yieldincreased 15-20,billet heatingtime is shortened by 50,reduce theoxidation lossof environmental protection and energy savingeffect of 30-50. 联系方式
名 称:巩义市千家信耐材有限公司 地 址:巩义市陇海路185号 销售经理:李梦怡
网 址:* Contact us 产品图片
2, many balls will be split into small airflow flows, airflow was outdated in the regenerator, the formation of strong turbulence, effective broke through the accumulation of heat on the surface of the body surface boundary layer, and because the ball diameter is small, small transmission radius, small heat resistance, high density, good thermal conductivity, which can realize regenerative burner frequent and rapid directional control requirements.
3, regenerator can use 20 30 times/h of the reversing, high temperature flue gas flowing through the regenerator in bed after its flue gas emissions have fallen to about 130 .
4, high temperature gas and air flows through the regenerator in the same path can be preheated to only about 100 lower than the flue gas temperature, temperature efficiency is as high as above 90.
5, because of the heat storage volume is very small, combined with the ball the flow capacity of the bed is strong, even after heavy resistance increase does not affect the heat change index.
6, regenerative ball has the characteristics of strong oxidation resistance and slag resistance.
7, ceramic ball replacement, cleaning is very convenient, and can be reused.
Gongyi city factory name: thousands of letters refractory material co., LTD
Factory address: gongyi city longhai road 185
Sales manager: Li Mengyi
Contact phone number:
Web site: *









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