*_______________________________________________________________________* ** *Techniclean A-25* * *** *________________________________________________________________________________* */Aqueous Cleaner/Aluminium Brightner/* DESCRIPTION Castrol Techniclean A-25 is an aluminium brightener used for brightening of aluminium. APPLICATION Based on phosphoric acid, Techniclean A-25 is ideal for removing oxidation and corrosion products from aluminium. Special additives give good wetting out properties to It is Not suitable for anodised surfaces. FEATURES BENEFITS S Special additives give good wetting out properties S Ensure speedy action. Method of Use Details are on page 2 *________________________________________________________________________________* TYPICAL PHYSICAL CHARACTERISTICS Appearance Yellow liquid Relative Density @ 15ºC, g/cm^3 1.48 Acidity High pH (1% solution) 1.9 Foam Height (Ross-Miles: 1% solution @ 20ºC), mm 30 Surface Tension (1% solution @ 20ºC), mN/m 33 *Soak Tank* *For Use Cold* Dilute Techniclean A-25 with water, up to 1:1 according to de-rusting programme *For Use Hot* Dilute with water, between 1:3 and 1:4, with working temperature 60ºC. After preparing bath: 1. Completely immerse rusted metal, endeavouring to separate flat surfaces which might otherwise shield areas of metal from the solution. 2. Immersion time will be determined by the amount of rust or scale and shape of metal parts. 3. After withdrawal, wash thoroughly with water, preferably adding a small quantity of alkaline material to the water to neutralise any excess acid. Techniclean GP-2 is suitable for this purpose. 4. Unless the cleaned metal is to be given IMMEDIATE permanent protection, such as painting, guard against re-rusting either by chemical passivation treatment or by applying Rustilo DWX 21 dewatering fluid. *________________________________________________________________________________* *________________________________________________________________________________* *________________________________________________________________________________* *Health, Safety and Environment; Health, Safety and Environment* Health, safety and environmental information is provided for this product in the Materials Safety Data Sheet. This gives details of potential hazards, precautions and First Aid measures, together with environmental effects and disposal of used products. ; Health, safety and environmental information is provided for this product in the Materials Safety Data Sheet. This gives details of potential hazards, precautions and First Aid measures, together with environmental effects and disposal of used products. Castrol (UK) Ltd. or its subsidiaries will not accept liability if the product is used other than in the manner or with the precautions or for the purpose/s specified. Before the product is used other than as directed, advice should be obtained from the local Castrol office.; Castrol (UK) Ltd. or its subsidiaries will not accept liability if the product is used other than in the manner or with the precautions or for the purpose/s specified. Before the product is used other than as directed, advice should be obtained from the local Castrol office. *________________________________________________________________________________* *Typical Characteristics ; Typical Characteristics ** * *________________________________________________________________________________* *Test Methods; Test Methods* *Units; Units* *Value: ; Value: * *________________________________________________________________________________* *________________________________________________________________________________* /The above figures are typical of those obtained with normal production tolerance and do not constitute a specification.; The above figures are typical of those obtained with normal production tolerance and do not constitute a specification./ *This Data sheet and information it contains is considered to be accurate at the date of printing. No warranty or representation, expressed or implied, is made as to the accuracy or completeness of the data and information contained in this publication.; This Data sheet and information it contains is considered to be accurate at the date of printing. No warranty or representation, expressed or implied, is made as to the accuracy or completeness of the data and information contained in this publication.* *It is the User's obligation to evaluate and use products safely and within the scope advised in the data sheet and to comply with all applicable laws and regulations. No statement made in this publication shall be construed as a permission, recommendation or authorisation given or implied to practice any patented invention without a valid licence.; It is the User's obligation to evaluate and use products safely and within the scope advised in the data sheet and to comply with all applicable laws and regulations. No statement made in this publication shall be construed as a permission, recommendation or authorisation given or implied to practice any patented invention without a valid licence.* *The Seller shall not be responsible for any loss or damage resulting from any hazards or risks identified in the data sheet and which are associated with petroleum products concerned (provided that this disclaimer shall not affect any statutory rights of the Buyer of the petroleum products concerned).; The Seller shall not be responsible for any loss or damage resulting from any hazards or risks identified in the data sheet and which are associated with petroleum products concerned (provided that this disclaimer shall not affect any statutory rights of the Buyer of the petroleum products concerned).* Castrol (UK) Ltd Witan Gate House Lubricants Helpline: 01908 853133 500/600 Witan Gate MILTON KEYNES MK9 1ES; Castrol (UK) Ltd Witan Gate House Lubricants Helpline: 01908 853133 500/600 Witan Gate MILTON KEYNES MK9 1ES *________________________________________________________________________________* Date Created: 10/10/2002 Last Modified:04/04/2008