0256C-2 Pro-Ht Investment

Investment powder for casting Jewellery. Pro-HT is a high technology phosphate bonded product designed for casting high temperature alloys such as Platinum and Steel with metal pouring temperatures up to 2100°C / 3800°F. Pro-HT has a high refractory content and fine particle size distribution, this produces high fired mould strength with precise detail replication of the wax pattern under the harsh casting conditions these alloys demand. Pro-HT is water based investment powder moulded using the traditional flask and rubber base system. Pro-HT can be mixed either by hand or using a vacuum mixer following the mixing instructions above right. After pouring, Pro-HT is to be bench set for a minimum of 2 hours before removing the rubber flask base and firing in a furnace using the Pro-HT burnout cycle.