Product Specification
STRIPPING SALT” 1001
STRIPPING SALT 1001 IS A POWDERED PRODUCT MIXED WITH DISULPHURIC ACID USED FOR RAPID STRIPPING OF NICKEL FROM COPPER BASE ALLOYS.STRIPPING SALT 1001 ACID MIXTURES ARE NOT SUITABLEFOR STRIPPING NICKEL FROM ZINC BASE,ALUMINIUM AND IRON ALLOYS.THE ABOVE ACID MIXTURE CHEMICALLY DISSOLVES NICKEL AND NO ELECTRIC CURRENT IS REQUIRED.
COMPOSITION
STRIPPING SALT 1001 … … 125-150 G/L
CON.SULPHURIC ACID (SP.GR) (1.84) … … 55-ML
WATER … … TO MAKE 1 LIT.
PREPARATION
FILL 3/4 OF THE TANK WITH WATER AND ADD SLOWLY THE REQUIRED VOLUME OF SULPHURIC ACID WITH INTERMITTENT STIRRING. THEN ADD THE CALCUTATE AMOUNT OF STRIPPING SALT 1001 POWDER WITH STIRRING AND MAKE UP THE LEVEL BY ADDING MORE WATER.
STRIPPING RATE
THE STRIPPING RATE VARIES WITH THE TEMPERATURE OF THE SOLUTION, THE CONCENTRATION OF ACID, THE CONCENTRAION OF STRIPPING SALT 1001 AND THE AGE OF THE STRIPPING SOLUTION. THE RATE OF STRIPPING FOR A NEW SOLUTION IS AS FOLLOWS:
TEMPERATURE RATE OF DISSOLUTIO
70-80*C 0.005″-0.006″ PER HOUR.
THE RECOMMENDED TEMPERATURE RANGE FOR STRIPPING IS FROM 75-90*C COPPER IS NOT ATTACKED BY THE STRIPPING SOLUTION,BUT BRASS AND NICKEL,SILVER ARE SLIGHTLY ATTACKED AT HIGHER TEMPERATURE. THE MAXIMUM OPERATING TEMPERATURE FOR BRASS IS NORMALLY 80*C.
OPERATION
THE WORK TO BE STRIPPED,IF GREASY OR OILY,SHOULD BE CLEANED IN OR ALKALINE SOAK CLEANER,SO THAT THE STRIPPING SOLUTION WILL WET IT UNIFORMLY.
THE ARTICLES TO BE STRIPPED ARE SIMPLY IMMERESED IN THE STRIPPING SOLUTION AND AFTER STRIPPING COMPLETES,THE ARTICLES TURN DARK AND THIS CAN BE REMOVED BY IMMERSING IN 20 G/L SODIUM CYANIDE SOLUTION. BEFORE DIPPING IN THE CYANIDE SOLUTION,THE WORK SHOULD BE RINSED THOROUGHLY WITH RUNNING WATER.THE STRPPING RATE CAN BE ACCELERATED BY AGITATION OF THE WORK IN THE SOLUTION OR AGITATION BY AIR OR MECHANICAL.
EQUIPMENT
THE TANK FOR HOLDING STRIPPING SALT 1001 SOLUTION MAY BE LEAD OR PLASTIC LINED MILD STEEL AND FOR HEATING STAINLESS STEEL ELECTRIC IMMERSION HEATERS CAN BE USED.
MAINTENANCE
BY WORKING ACID AND STRIPPING SALT ARE CONSUMED AND PERIODIC ADDITONS OF STRIPPING SALT 1001 (20 TO 40 G/L) WILL MAINTAIN THE STRIPPING RATE. ACID CONCENTRATION CAN BE MAINTAINED BY TITRATION.THE SLUDGE DEPOSITED IN THE TANK SHOULD BE REMOVED PERIODICALLY IN ORDER TO INCREASE THE LIFE OF THE SOLUTION.
NOTE:-
OUR RECOMMENDATIONS ARE MADE IN GOOD FAITH AND ARE BASED ON OUR SKILL AND EXPERIENCE.HOWEVER,SINCE THE CONDITONS OF USE OF THESE PRODUCTS ARE BEYOND OUR CONTROL,THIS INFORMATION IS GIVEN ON THE EXPRESS CONDITION AND AGREEMENT THAT MAHAVIR EXPOCHEM LTD. WILL NOT BE LIABLE TO ANY PERSON BY REASON THEREOF NOTHING HEREIN SHALL BE DEEMED TO BE A RECOMMENDATION TO USE ANY PRODUCT IN VIOLATION OF ANY EXISTING PATENT RIGHTS.