Product Data Sheet Version 07 / 2010 SikaBlock® M450 Areas of Application Product Benefits Manufacture of design and styling models Manufacture of substructure for cubing and DCM Very high dimensional stability and low density Fine structure and homogeneous surface Resistant surface with good edge stability Easily workable Good formation of shavings by milling Dense and smooth surface Easy to seal and good to varnish Basis Adhesive Filler Polyurethane, orange Biresin ® Kleber orange, two-component-PUR-system Biresin ® Spachtel orange, two-component-polyester-system Physical Data (approx. values) SikaBlock® M450 Density Shore hardness Flexural strength Compressive strength Heat distortion temperature Linear thermal expansion coefficient αT Processing Data Biresin ® Kleber orange Adhesive / Filler Mixing ratio Biresin ® Spachtel orange Setting time Packaging Board materials Biresin® Kleber orange, resin Biresin® G53, hardener Biresin® Spachtel orange, resin BPO-Paste, hardener 1500 mm x 500 mm x 50 mm, 25 pieces / pallet 1500 mm x 500 mm x 75 mm, 16 pieces / pallet 1500 mm x 500 mm x 100 mm, 12 pieces / pallet 1500 mm x 500 mm x 150 mm, 8 pieces / pallet 1500 mm x 500 mm x 200 mm, 6 pieces / pallet 1.5 kg net 4 kg; 0.975 kg net 6 x 1.26 kg net resin tins in a box 6 x 0.04 kg net tubes in a box Tooling & Composites Model board

The material must be acclimatised to 18 - 25°C prior to machining. Machining of the block is easily accomplished by sawing, milling and so on with high performance tools or by hand. Bonding areas must be clean, dry and free of dust and grease or oil. For bondings use e. g. Biresin® Kleber orange (for more information see Product Data Sheet). For more information about milling please seek advice from cutting tool manufacturer or our separate leaflet. For correction or finishing of surface use Biresin ® Spachtel orange (for more information see Product Data Sheet). Product has un-limited shelf...