12 X 3M Black Polyurethane Seam Sealer Cartridge 08694 - 310ml
- 3M Polyurethane Seam Sealer are high-solid adhesive 1K sealer products, which cure to a tough, permanently flexible material within 24 hours when exposed to atmospheric moisture -
- The speed of cure depends on bead thickness and environmental conditions). Temperature resistant from -40C to +90C (temporarily up to 120C) -
- Ideal for sealing medium and wide car body seams, welding seams or even suitable for use on wood or plastics -
- Can be applied directly to bare steel, can be used as a weld-through sealer. This application must be done whilst the product is still wet (within 35 mins of appliation) -
- The product must be left to cure (min 45 mins!) prior to application of waterbased base coats -
Excellent adhesionPaintable with commonly used paint systems
Non-shrinking, non-flowExcellent weathering properties, water, oil and petrol resistant