Refractory suspension for making foundry moulds

Details Refractory suspension for making foundry moulds Refractory suspension for making foundry moulds

1979-05-10

1981-10-27

Hayes, Lorenzo B.

Metal founding

Process

Shaping a forming surface

164 35, 164527, 260 38, 260DIG40, B28B 736

Patent

active

042967937

ABSTRACT:
A refractory suspension comprising (parts by weight): coke, 10-60; powdered metallic titanium or/and zirconium, +0.3-5.0; resol resins, 5-50; a hardener, such as an inorganic acid, 2-30; an organic solvent, 20-60.
The proposed suspension allows making foundry moulds exhibiting a higher strength. The castings produced in said foundry moulds are superior in accuracy by 2 classes, according to the USSR classification, to those obtained by the prior-art methods.

REFERENCES:
patent: 2895936 (1959-07-01), Archer et al.
patent: 3389743 (1968-06-01), Morozov et al.
patent: 3644274 (1972-02-01), Maurukas
patent: 3725333 (1973-04-01), Adkins et al.
patent: 4028271 (1977-06-01), Schaidle et al.

Affiliated with

Also associated with

Rating

Refractory suspension for making foundry moulds does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Refractory suspension for making foundry moulds, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Refractory suspension for making foundry moulds will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-275440