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WEICON-Urethane

WEICON-Urethane

WEICON-Urethane

Product catalog summary
Overview: WEICON Urethanes are two-component polyurethanes that cure at room temperature to form tough, rubber-like materials. They remain flexible at temperatures as low as -60°C and adhere to various materials, including metals, concrete, rubber, wood, and fiberglass. These urethanes are suitable for flexible coatings and have high tensile and tear strength.
Applications: WEICON Urethanes can be used for making vibration dampers, assembling jigs, flexible seals, rubber-like prototypes, and foundry patterns. They are also suitable for repairs on conveyor belts, solid rubber tires, and conveyor rollers. Additionally, they can be used for coatings on rollers, centrifuges, polishing drums, tanks, chutes, funnels, pumps, bulk containers, mixers, cyclones, housings, and loading areas.
Technical Data: The urethanes are available in different compositions (Urethane 45, 60, 80) with varying mixing ratios, pot life, density, and viscosity. They achieve mechanical loads at 50% strength after 12 hours and full strength after 24 hours. The tensile strength, elongation at break, resistance to tearing, and Shore hardness vary among the compositions. They are temperature resistant from -60°C to +90°C.
Surface Pretreatment: Surfaces must be clean, dry, and degreased. WEICON Surface Cleaner or Sealant and Adhesive Remover can be used for cleaning. For better adhesion, sand-blasting or mechanical roughening is recommended. Primers M 100 and S 300 are suggested for non-absorbent and absorbent materials, respectively.
Chemical Resistance: WEICON Urethanes show varying resistance to chemicals such as oils, acids, and solvents. They are resistant to saltwater, antifreeze, and some acids, but not resistant to concentrated acids and certain solvents.
Recommendations: The document emphasizes the importance of conducting preliminary tests to ensure the product meets specific application requirements. It also highlights that the user is responsible for ensuring appropriate application.
Contact Information: WEICON GmbH & Co. KG is headquartered in Münster, Germany, with branches in Dubai, UAE, and Kitchener, Canada. Contact details for each location are provided.
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Catalog excerpts

WEICON-Urethane-1

Urethane Flexible Casting and Coating Resin with high impact strength and abrasion resistance Prospekt_Urethan englisch.indd 1 29.06.2009 13:16:39

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WEICON-Urethane-2

WEICON Urethanes are 2-component polyurethanes that cure at room temperature to tough rubber-like materials, remaining flexible at temperatures down to WEICON Urethanes adhere to a variety of materials such as metals, concrete, rubber, wood, fibreglass and many others. They are also suitable as flexible coatings in connection with WEICON Plastic Metal (epoxy) systems. Due to their low sensitivity to humidity they can also be used for coatings in thin layers and have a remarkably high tensile and tear strength. • Vibration dampers • Assembling jigs • Flexible seals • Foundry patterns and forms...

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WEICON-Urethane-3

The surfaces must be clean, dry and degreased. Almost every surface soiling like oil, grease, dust and dirt can be removed with WEICON Surface Cleaner or WEICON Sealant and Adhesive Remover (old paint residues). If the surfaces are badly soiled or smooth, the adhesion can be optimized by sand-blasting with suitable grain size or by mechanical roughening. The use of a primer can improve the adhesion on certain surfaces (for details see table). For non-absorbent materials like aluminium, steel, stainless steel, brass, zinc, tinplate, plastics like PA 6.6, GRP, PUR, lacquered surfaces, enamel, ceramic...

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WEICON-Urethane-4

The specifications and recommendations given in this brochure must not be seen as guaranteed product characteristics. They are based on our laboratory tests and on practical experience. Since individual application conditions are beyond our knowledge. control and responsibility. this information is provided without any obligation. We do guarantee the continuously high quality of our products. However. own adequate laboratory and practical tests to find out if the product in question meets the requested properties are recommended. A claim cannot be derived from them. The user bears the only responsibility...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.