产品介绍

中文名：氟硅酸钾

外文名：Potassium fluorosilicate

别　名：六氟硅酸钾

化学式：K2SiF6

分子量：220.273

理化性质

密　度：2.665g/cm3

折射率：1.3991

CAS号：16871-90-2

外　观：白色结晶性粉末

溶解性：几乎不溶于冷水，不溶于液氨及醇，可溶于盐酸。

用途

主要用于木材防腐、农药、陶瓷瓷釉制造、铝和镁的冶炼及氟氯酸钾、钾玻璃等光学玻璃的制造以及合成云母和电焊条的原料。

包装运输与贮存

•25kg塑编袋、纸塑重合袋、牛皮纸袋。

•运输中应小心轻放，避免日晒雨淋。

•应储存在阴凉、通风良好的仓库内，远离火种和热源。保持容器密封，防止潮湿。

•应与酸类、食用化工原料等分开存放，避免混运。

注意事项

•操作现场不得吸烟、饮水、进食，搬运时要轻装轻卸，防止包装及容器损坏。

•操作人员工作时需穿戴必要的防护用具，如佩戴防尘口罩，避免吸入、与皮肤接触和吞食，如不慎入眼，立即用大量水冲洗并征求医生意见。

•生产设备要密闭，车间要通风良好。

•如发生大量泄漏，应收集回收或无害处理后废弃。 

Product introduction

Chinese name: Potassium fluosilicate

Foreign name: Potassium-fluorosilicate

Other name: potassium hexafluorosilicate

Chemical formula: K2SiF6

Molecular weight:220.273

Physicochemical properties

Density: 2.665g/cm3

Refractive index: 1.3991

CAS number: 16871-90-2

Appearance: White crystalline powder

Solubility: almost insoluble in cold water, insoluble in liquid ammonia and alcohol, soluble in hydrochloric acid.

Uses

Mainly used for wood preservative, pesticide, ceramic glaze manufacturing, aluminum and magnesium smelting, potassium fluorchlorate, potassium glass and other optical glass manufacturing and synthetic mica and welding rod raw materials.

Packaging, transportation and storage

•25kg plastic woven bag, paper-plastic overlapping bag, kraft paper bag.

•Be handled with care during transportation to avoid sun and rain.

•Store in a cool, well-ventilated warehouse away from fire and heat sources. Keep containers airtight to protect them from moisture.

•It should be stored separately from acids, edible chemical raw materials, etc., to avoid mixed transportation.

Precautions

•Do not smoke, drink or eat at the operation site. Load and unload lightly during handling to prevent damage to packaging and containers.

•Operators should wear necessary protective equipment during work, such as dust mask, avoid inhalation, contact with skin and swallowing. If it is still in the eyes, immediately rinse with plenty of water and seek medical advice.

•The production equipment should be airtight and the workshop should be well ventilated.

•If a large amount of leakage occurs, it should be collected and recycled or disposed of harmlessly and then discarded.