Overview
Salt, chemically known as sodium chloride (NaCl), is one of the most essential and widely used materials in the world. It is naturally occurring and can be mined from salt deposits or obtained by evaporating seawater. Salt has been a critical commodity throughout human history, not only for culinary uses but also for industrial and medicinal purposes. Today, salt is produced in vast quantities globally, with major producers including China, the United States, and Germany. Its applications span across food processing, chemical manufacturing, water treatment, and even road de-icing during winter months.
Physical and Chemical Properties
Salt is a white crystalline solid at room temperature, with a cubic crystal structure. It is highly soluble in water, forming a clear, colorless solution. The compound has a high melting point of 801°C and a boiling point of 1413°C, making it stable under most environmental conditions. One of the key properties of salt is its hygroscopic nature, meaning it can absorb moisture from the air. This characteristic is both an advantage and a challenge, depending on the application. For instance, in food preservation, it helps inhibit microbial growth, but in storage, it requires dry conditions to prevent clumping.
Main Applications
The primary use of salt is in the food industry, where it serves as a seasoning and preservative. It enhances flavor and extends the shelf life of products like meats, cheeses, and pickles. In the chemical industry, salt is a raw material for producing chlorine, sodium hydroxide, and other important chemicals. Salt is also crucial in water treatment processes, where it is used in water softening systems to remove calcium and magnesium ions. Additionally, large quantities of salt are spread on roads in winter to lower the freezing point of water, preventing ice formation and improving safety.
Safety and Storage
While salt is generally non-toxic and safe for consumption in moderate amounts, excessive intake can lead to health issues such as hypertension. Industrial handling requires standard safety measures, including gloves and eye protection, to prevent irritation from prolonged exposure. Storage of salt should be in a cool, dry environment to prevent moisture absorption and clumping. Bulk salt is often stored in silos or sealed bags to maintain quality. For long-term storage, ensuring the packaging is intact and moisture-free is essential to preserve the material's usability.
B2B Procurement Guide
When procuring salt for industrial or commercial use, several factors should be considered. Purity is a critical parameter, with food-grade salt requiring higher purity levels than industrial-grade. Packaging options range from bulk shipments in tankers to smaller bags or containers, depending on the volume needed. Supplier reliability is another key consideration. Established suppliers with a track record of consistent quality and timely delivery are preferable. Prices vary based on purity, packaging, and market conditions, with industrial-grade salt typically priced between $50 and $200 per ton. Always verify certifications and compliance with local regulations.
Related Manufacturers
- 主营：搅拌罐、混合机、化工搅拌机、卧式搅拌机、干湿粉混合、钴粉搅拌机、螺带混合机、卧式螺带混合机、单锥螺带混合机、单锥双螺旋混合机、无重力混合机、VC高速混合机、高速搅拌釜、锂电行业混合机、连续式混合机、卧式犁刀混合机、V型混料机、双桨混合机、三维运动混合机、槽型混合机、单维卧式混合机、V型混合机、卧式湿法球磨机、湿法球磨机、干法球磨机
- 主营：喷雾干燥机、卧式压力喷雾、闪蒸干燥机、重金属盐闪蒸干燥机、卧式压力喷雾干燥机、压力喷雾干燥机、干燥机、雾化盘、流化床干燥机、并流压力喷雾干燥机、逆流压力喷雾干燥机、桨叶干燥机、离心造粒喷雾干燥机、小型喷雾干燥机、中药浸膏喷雾干燥机、中空桨叶干燥机、振动硫化床干燥机、回转滚筒干燥机、旋转闪蒸干燥机、高速离心雾化器、脉冲布袋除尘器、离心喷雾干燥机、浸膏喷雾干燥机、高速离心喷雾干燥机、压力逆流喷雾干燥机
- 主营：密封垫、传送带、精密带、输送带、合金带、提升机、锈钢带、缠绕垫、法兰密封、合金板材、环形钢带、机械垫片、精密仪器、分条钢带、螺丝垫片、工业锅炉、压力设备、开口垫片、热扎钢带、金属垫片、防滑垫片、打孔钢带、冷轧板材、仪表仪器、软磁合金
- 主营：干燥机、干燥设备、二维混合机、膏状物料烘干机、三维混合机、空心桨叶干燥机、高速混合机、单锥螺带真空干燥机、热风循环烘箱、超微粉碎机、真空耙式干燥机、槽型混合机、双锥回转真空干燥机、电加热双锥回转真空干燥机、V型混合机、盘式干燥机、万能粉碎机、摇摆颗粒机、沸腾干燥机、旋转制粒机
- 主营：闪蒸干燥机、喷雾干燥机、流化床干燥机、沸腾床干燥机、真空耙式干燥机、真空双锥干燥机、污泥烘干机、专用烘干机
- 主营：精密带、输送带、镀镍带、缠绕垫、合金线、合金带、镜面板、抛光带、平垫圈、弹簧带、输送机、不锈钢板、环形钢带、复合垫片、合金钢管、不锈钢垫、拉丝钻孔、电池镍带、钢带定制、五金垫片、法兰垫片、线材钢带、石墨垫片、不锈钢带、开口垫片
- 主营：混合机、高效沸腾干燥机
- 主营：旋转闪蒸干燥机、振动流化床干燥机、鸡精生产线、双锥回转真空干燥机、真空耙式干燥机、热风循环烘箱、真空干燥机、制粒机
- 主营：气力输送、气力输送系统、气力输送设备、物料输送、粉体输送、仓泵、旋转供料器、干法脱硫脱硝、料封泵、旋转阀、供料器、卸料器、卸灰阀
- 主营：干燥机、耙式真空干燥机、方型真空干燥机、热风循环烘箱、双锥回转真空干燥机、圆形真空干燥机、滚筒干燥机、滚筒刮板干燥机、桨叶干燥机、振动流化床、振动流化床干燥机、摇摆颗粒机、闪蒸干燥机、喷雾干燥机、单锥真空干燥机、沸腾干燥机、热风旋转烘箱、真空陶瓷过滤机
- 主营：排设备、干排筛、水洗砂、吸潮结晶盐体打散设备、捞砂机、分离机、振动筛、脱水机、输送机、筛石头、泥石土、回收机、洗砂机、石头槽、洗沙机、脱水斗、气流筛、板链斗、水洗沙、石英粉、石英砂、提升机、链板机、摇摆筛、输送量、滚轴筛
- 主营：过滤器、过滤机
- 主营：真空上料机、负压真空上料机、振动筛、正压物料输送设备、无尘投料站、摇摆筛、方形摇摆筛、负压气力输送机、真空输送设备、不锈钢圆形摇摆筛、面粉吸送上料设备、负压气力供粉系统、吨包无尘投料站、真空吸料机、吨袋自动拆包投料站、气力输送生产线规划设计、吨包拆包机、真空加料机、真空粉料输送系统
- 主营：式提升机、振动提升机、煤炭振动筛、矿物盐吨包挤包机、板式给料机、链板给料机、板式输送机
- 主营：离子交换树脂、阳离子交换树脂、阴离子交换树脂、除盐水树脂、阳树脂、阴树脂、阴阳离子交换树脂、阴阳树脂、软水树脂、混床树脂、抛光树脂、001x7 树脂、软化水树脂、超纯水树脂、食品饮料水处理树脂、净水设备树脂、D113树脂、大孔吸附树脂、732树脂、D113丙烯酸树脂、碱性树脂、螯合树脂、超纯水抛光树脂、001×8软水树脂、多功能催化树脂