Purchase Qty. Reference FOB Price
1-99 Tons US$1,400.00
100+ Tons US$1,300.00
Product Description
PRODUCT DESCRIPTION Grey Powder Potassium Fluoroaluminate Cryolite Used As Brazing Fluxes For Copper Potassium Aluminum Fluoride kalf4 Testing Standard m/grade Chemical composition (mass fraction)/% not less than not more than F K AL Na SiO2 Fe2O3 SO4 H2O K/AL Super Grade 50 ...