Light Gauge Converter Foil ............................................................................................................................................................................................................................................
RAVIRAJ FOILS LIMITED manufactures light gauge converter foil with the following general specification. The final product specifications made as per agreed contract with the customers.
WETTABILITY (SURFACE TENSION) FOIL MATERIAL Aluminium alloy AA-1200 or AA 1235 conforming to Aluminium Association.Specification. TEMPER Soft (fully annealed; ‘O’) SURFACE One side matt and other side bright. WINDING Bright side out or dull side out. THICKNESS 0.007 mm, 0.008mm, 0.009 mm and 0.012 mm THICKNESS TOLERANCE ± 8% over nominal thickness. PINHOLE COUNT
On request, better pinhole count can be maintained. A to C or to withstand 68 to 72 dynes (i.e. 70 ± 2 dynes) on either face of foil STICKNESS Material shall fall freely on 1.5 m length load. SPLICING Shall be made of smooth ultrasonic welding through out the web width. |
Product Range ---------------------------------------
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Number of splicing : |
Average number of splices per roll shall not exceed 2 whereas maximum number of splices in a roll is 3 and the permissible frequency of occurrence will not exceed the limit shown below: | |
| Consignment size having 3 splices | Maximum number of rolls | |
| 1-10 rolls | 2 | |
| 11-30 rolls | 4 | |
| 31-50 rolls | 6 | |
Identification of Joints : |
All splice joints will be flag marked for easy identification. | |
Core material : |
Aluminium or Steel. | |
Core length & I. D. : |
Flush or Protruded with 76 mm (+/-0.5 mm), 102 mm (+1.5/-0.5 mm) or 152 mm ID (+2.5 / 0.5 mm) | |
Reel OD : |
700 mm maximum | |
Roll width : |
950 mm maximum ± 1 mm. | |
Finning : |
Finning caused by web misalignment shall not exceed 2 mm and shall not occur more than once in every three rolls. | |
Identification : |
Each reel is identified with a ticket having reel number, specification, operator number and manufacturing date. | |
Packing : |
Rolls individually wrapped, placed in top bottom combination wooden boxes with Silica Gel packets and making as specified by customer. | |
Test Certicates |
Test certificate incorporate (a) Thickness (b) Width (c) Wettability and (c) Number of joints. Any other information sought by the customer can also be given. | |
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