Technical Information (Tds 179)

TECHNICAL INFORMATION (TDS 179) ACROFLEX ST3295 Using EMR Cartridges or Alternative Bead on Bead Application Methods

DESCRIPTION TECHNICAL FEATURES ST3295 is a second generation Acrylic adhesive designed to Resin: ……………………………… Methyl Methacrylate combine the High Shear and Temperature resistance of a Colour A: …………………………. Green conventional acrylic with the qualities of a rubber toughened Colour B: …………………………. Pink adhesive where high Peel and Impact Strength are a feature. Colour when mixed: ……………… Violet Cure Speed 1.1 mix………………… < 2 minutes APPLICATIONS Cure Speed Ratios: ………………… 2-7 minutes ST3295 bonds to a wide variety of materials such as Metals, Viscosity: …………………………. 3500 cps + -500cps Glass, Epoxy, Unsaturated Polyesters, GRP, Bakelite etc, Gap Fill: …………………………… <3 mm ST3295 is supplied in our EMR (Equal Mix Ratio) system Flash Point: ………………………… 12C syringe or cartridge and is produced in various other forms of Shelf Life (Bulk): ………………….. 9 months @ 20C packaging. Specific Gravity: ………………….. 1.02 Operating Temperature: ……. …… -40C to + 180C max. USEFUL HINTS/NOTES Max. Operating Temperature: ……. + 200 C (Intermittent) ST3295 can be applied from bottles 1:1 ratio and the cure time Normal Operating Limits: ………… + 130 C (Continuous) can be adjusted by variation of the ratio (3.2 max) without affecting the bond strengths after full cure. CURED PERFORMANCE Cure Time (50% Final Strength): …. 1 hour PROPERTIES Full Cure Time: ………….………… 6 hours ST3295 is suitable for paint bake cycling to +180C for typical Strength: …………………………… Max 35 N/mm(2) coatings etc. Normal Acrylic operating limits recommended for continuous temperature exposure is -50C to +130C. STORAGE Store in a cool, dark area out of direct sunlight. INSTRUCTIONS FOR USE Shelf Life: 6 months @ 20C. Never mix a large volume of A and B together as an exothermic reaction generating great heat and fumes will result. Ensure PRESENTATION parts are clean and dry, however ST3295 is tolerant of light oil EMR Syringe/Cartridge: ……………. 24ml, 50ml, 400ml films. It is sufficient to apply part A to one side and Part B to Bulk: ………………………………… 1 Kg and 2.5 Kg the other. HEALTH & SAFETY IN USE PROCEDURE FOR APPLICATION Limited exposure with EMR Cartridge System. Using EMR twin Syringe or Cartridge, affix posi-mix nozzle FLAMMABLE. Contains Methyl Methacrylate. Use and fit the cartridge to the gun in the usual manner. Where the adequate ventilation. Keep away from naked flames and adhesive is being applied by hand, simply apply bead on bead. welding stations where vapours may accumulate. IRRITANT: In case of contact with the skin, wash immediately with plenty of soap and water. Read full Health and Safety Data on ST3295. HSS 179

The information contained herein is produced in good faith and is believed to be reliable but is for guidance only. Holdtite and its agents cannot assume liability or responsibility for results obtained in the use of its products by persons whose methods are outside or beyond our control. It is the users responsibility to determine the suitability of any of the products and methods of use or preparation prior to use mentioned in our literature and furthermore the users responsibility to observe and adopt such precautions as may be advisable for the protection of personnel and property in the handling and use of any of our products.