Product Information Dow Corning 732 Multi-Purpose Sealant FEATURES General purpose silicone adhesive/sealant (specified) One-component adhesive/sealant APPLICATIONS Cures at room temperature when exposed to moisture in the air General industrial sealing and bonding applications. Acetoxy cure system Complies with MIL-A-46106 and FDA 177.2600. Non-sag, paste consistency Easy to apply TYPICAL PROPERTIES Cures to a tough, flexible rubber Specification Writers: These values are not intended for use in preparing Good adhesion to many substrates specifications. Please contact your local Dow Corning sales office or your Global Stable and flexible from -60C to Dow Corning Connection before writing specifications on this product. +180C (-76F to +356F), with 1 2 short peaks up to +205C (401F) CTM ASTM Property Unit Result Black version: stable and flexible As supplied from -60C to +205C (-76F to 0176 Appearance Non-slump paste Color(s) White, black or clear +401F), with short peaks up to 3 0364 Extrusion rate g/minute 350 +230C (446F) 0098 Skin-over time minutes 7 Excellent dielectric properties 0095 Tack-free time minutes 20 Complies with MIL-A-46106 Mechanical properties, cured 7 days in air at 25C (77F) Complies with FDA 177.2600 and 50% relative humidity Available in white, black or clear 0097B D1475 Specific gravity 1.04 0099 D2240 Durometer hardness, Shore A 25 0137A D412 Tensile strength MPa 2.3 0137A D412 Elongation at break % 540 0420 Volume coefficient of thermal 1/K 1.12 x 3 expansion 10 Electrical properties, cured 7 days in air at 25C (77F) and 50% relative humidity 0114 D149 Dielectric strength kV/mm 21.6 0112 D150 Dielectric constant at 100Hz/100kHz 2.8 0112 D150 Dissipation factor at 100Hz/100kHz 0.0015 0112 D150 Volume resistivity Ohm.cm 1.5 x 1015 1 CTM: Corporate Test Method, copies of CTMs are available on request. 2 ASTM: American Society for Testing and Materials. 3 Extrusion rate: 3.2mm orifice at 0.62MPa. metals and most common engineering HOW TO USE plastics. Substrates to which good Substrate preparation Adhesion is normally not obtained All surfaces must be clean and dry. include PTFE, polyethylene, Degrease and wash off any polypropylene and related materials. contaminants that could impair adhesion. Suitable solvents include However, for maximum adhesion, the isopropyl alcohol, acetone or methyl use of Dow Corning 1200 OS Primer ethyl ketone. is recommended. After solvent cleaning, a thin coat of Dow Corning Unprimed adhesion may be obtained 1200 OS Primer is applied by on many substrates such as glass, dipping, brushing or spraying. HANDLING LIMITED WARRANTY Allow primer to dry for 15 to 90 PRECAUTIONS INFORMATION minutes at room temperature and a Product safety information required PLEASE READ relative humidity of 50% or higher. for safe use is not included. Before CAREFULLY handling, read product and safety The information contained herein is HOW TO APPLY data sheets and container labels for offered in good faith and is Apply Dow Corning 732 Multi- safe use, physical and health hazard believed to be accurate. However, Purpose Sealant to one of the information. The material safety because conditions and methods of prepared surfaces, then quickly data sheet is available on the use of our products are beyond our cover with the other substrate to be Dow Corning Web site at control, this information should not bonded. dowcorning.com. You can also be used in substitution for obtain a copy from your local customers tests to ensure that our On exposure to moisture, the Dow Corning sales representative products are safe, effective, and freshly applied material willskin- or Distributor or by calling your fully satisfactory for the intended ove. Any tooling should be local Dow Corning Global end use. Suggestions of use shall completed before this skin forms. Connection. not be taken as inducements to The surface is easily tooled with a infringe any patent. spatula. The Adhesive/Sealant will STORAGE be tack-free in less than 45 Product should be stored at or Dow Cornings sole warranty is minutes. below 32C (90F) in original, that our products will meet the unopened containers. The most up- sales specifications in effect at the CURE TIME to-date shelf life information can be time of shipment. After skin formation, cure found on the XIAMETER Web continues inward from the surface. site in the Product Detail page Your exclusive remedy for breach In 24 hours (at room temperature under Sales Specification. of such warranty is limited to and 50% relative humidity) refund of purchase price or Dow Corning 732 Multi-Purpose As Dow Corning 732 Multi- replacement of any product shown Sealant will cure to a depth of Purpose Sealant cures by reaction to be other than as warranted. about 3mm. Very deep sections, with moisture in air, keep the especially when access to container tightly sealed when not in DOW CORNING atmospheric moisture is restricted use. A plug of used material may SPECIFICALLY DISCLAIMS will take longer to cure completely. form in the tip of a tube or cartridge ANY OTHER EXPRESS OR Cure time is extended at lower during storage. This is easily IMPLIED WARRANTY OF humidity levels. removed and does not affect the FITNESS FOR A remaining contents. PARTICULAR PURPOSE OR Before handling and packaging MERCHANTABILITY. bonded components, users are LIMITATIONS advised to wait a sufficiently long DOW CORNING DISCLAIMS This product is neither tested nor time to ensure that the integrity of LIABILITY FOR ANY represented as suitable for medical the adhesive seal is not affected. INCIDENTAL OR or pharmaceutical uses. This will depend on many factors CONSEQUENTIAL DAMAGES. and should be determined by the HEALTH AND user for each specific application. We help you invent the future. ENVIRONMENTAL COMPATIBILITY INFORMATION dowcorning.com Dow Corning 732 Multi-Purpose To support Customers in their Sealant releases a small amount of product safety needs, Dow Corning acetic acid during cure. This may has an extensive Product cause corrosion on some metallic Stewardship organization and a parts or substrates, especially in team of Product Safety and direct contact or when the cure is Regulatory Compliance (PS&RC) carried out in a totally enclosed specialists available in each area. configuration which would not allow cure by-products to escape. For further information, please see our Web site, dowcorning.com or consult your local Dow Corning representative. Dow Corning is a registered trademark of Dow Corning Corporation. We help you invent the future is a trademark of Dow Corning Corporation. 2011, December 14 XIAMETER is a registered trademark of Dow Corning Corporation. Form No. 95-1059-01 1997 - 2011 Dow Corning Corporation. 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