Hi Heat Soldering Investment 4.5 lbs
Hi-Heat
For high-fusing precious metals
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Flows freely into the smallest crevice
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Stacks and molds easily
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Sets moderately fast
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Trims smoothly
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Withstands rapid drying out
Hi-Heat Soldering Investment is a gypsum-bound investment that is ideal for any soldering job that requires the use of an oxygen-gas torch, or where an unusually fine and smooth soldering investment is wanted. Excellent for use with high-fusing ceramic alloys for both the
pre- and post-soldering technique. Can also be used for soldering precision attachments
Water/Powder Ratio
28 mL/100 g
Working Time
2 – 4 minutes
Ready for Dewaxing (minimum)
20 minutes
Setting Expansion
0.20%
Thermal Expansion 700 degrees C (1,300 degrees F)
1.00%
Compressive Strength, Wet (2 hrs)
300 psi (2 MPa)