Moulding & casting material

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OBJECT TYPE
N/A
DATE
Unknown
ARTIFACT NUMBER
1984.1251.001
MANUFACTURER
KERR MFG. CO.
MODEL
VEL-MIX STONE
LOCATION
Detroit, Michigan, United States of America

More Information


General Information

Serial #
6111RA5589
Part Number
1
Total Parts
1
AKA
N/A
Patents
N/A
General Description
Vel-Mix stone is a combination of gypsum and othersubstances. The can is made of metal, possibly ferrous.

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length
11.8 cm
Width
11.8 cm
Height
16.8 cm
Thickness
N/A
Weight
N/A
Diameter
N/A
Volume
N/A

Lexicon

Group
Medical Technology
Category
Dentistry
Sub-Category
N/A

Manufacturer

AKA
KERR
Country
United States of America
State/Province
Michigan
City
Detroit

Context

Country
Canada
State/Province
Ontario
Period
Unknown
Canada
Unknown
Function
Used to mold and cast models and dies.
Technical
Unknown
Area Notes
Unknown

Details

Markings
'KERR/REG. U.S. PAT. OFF./VEL-MIX/STONE/The basic ingredient of Kerr Vel-Mix Stone is/an entirely new and different gypsum./Kerr Vel-Mix Stone will produce models and/dies of far greater Accuracy, greater Smooth-/ness and increased Hardness./See side panels for physical properties/and directions./ Manufactured in U.S.A. by/KERR MANUFACTURING COMPANY/DETROIT 8, MICHIGAN/5 lbs Net.' printed on can front./ Front and back panels bear identical markings: Right side panel bears following info.: ‘PHYSICAL PROPERTIES OF/ KERR/ REG. U.S. PAT. OFF./ VEL-MIX STONE/ Recommended Water-Powder Ration/ 22-25 cc. of water to 100 grams/ of powder by weight/ Crushing Strength/ 1 Hour - over 5,500 lbs. per sq. in./ 24 Hours - over 6,500 lbs. per. sq. in./ Dry-over 12,000 lbs. per sq. in./ Setting Expansion/ 1 Hour - 0.5 of 1%/ Setting Time/ Initial 5 to 8 mnutes/ Final 8 to 15 minutes'/ Left side panel bears following info.: ‘DIRECTIONS FOR/ KERR/ REG. U.S. PAT. OFF./ VEL-MIX STONE/ Kerr Vel-Mix is mixed with water as any con-/ ventional stone. The recommended propor-/ tions are 22 to 25 cc. of water to 100 grams/ of powder by weight or approximately 1 part/ of water to 4 parts of powder by volume./ Powder should be added to the water and/ the mix spatulated for one minute./ Light vibration will cause Vel-Mix to flow/ readily./ Because of its extreme accuracy and hardness,/ Kerr Vel-Mix is recommended for master/ models for all cast work, denture models, study/ models and general laboratory use./ T.M. AMER. CAN CO./ CANCO/ REG. U.S. PAT. OFF.' printed on can.
Missing
N/A
Finish
Can is a grey metal with a silver-grey metal finish./ Designs are executed using light & navy blue paint; lettering is done in these same colours.
Decoration
Geometric & linear designs executed on the front in various shades of blue.

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

KERR MFG. CO., Moulding & casting material, Unknown Date, Artifact no. 1984.1251, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1984.1251.001/

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