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Mold Frames for vulcanization and RTV
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Castaldo See-Thru Mold Frames Aluminum Mold Frames Mold Frame Plates
Aluminum U-frame with a sprue former. Two glass panels, one on each side, are held together with a pair of spring clips. Easy to assemble and ideal for use with LMR Rubber Set. Made of aluminum with a single or double cavity. Side holes provide an  escape channel for the excess rubber during vulcanization. Smooth flat aluminum plates in different sizes to cover the top and bottom of the mold frames when vulcanizing. Sold in pairs.
Aluminum Multiple Frames Castaldo MoldMatic Mold Frames Jewelry Mold Rubber Firm Redi Cut 5 lb Box
Single piece aluminum frames with multiple cavities for production. Side holes provide an escape channel for the excess rubber during vulcanization. High precision frames for Ready Made Mold system. Three different sizes are available. Will fit any standard vulcanizer. Jewelry mold rubber Redi Cut Firm grade.
For use with vulcanizer to form molds for injecting wax. Use 5-6 pieces for a standard thickness mold.
Similar to Castaldo White Label.
Jewelry Mold Rubber Flex Redi Cut 5 lb Box AJS liquid polyurethane Long Life Rubber (4 lb kit) AJS liquid polyurethane Long Life Rubber (16 lb kit)
Jewelry mold rubber Redi Cut Flexible grade.
For use with vulcanizer to form molds for injecting wax. Use 5-6 pieces for a standard thickness mold.
Similar to Castaldo Gold Label.
AJS Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A45 rubber. This is a pourable rubber which works best with a vacuum but not necessary.

TECHNICAL SPECIFICATIONS

Mix Ratio by Weight:
1A:1B
Shore Hardness:
A45
Pour Time:
30 min.
Demold Time:
16 hr.
Cured Color:
Yellow
Mixed Viscosity:
2,000 cP
Specific Volume:
27.5 in³/lb
Specific Gravity:
1.02
Elongation:
1,135 %
Tensile Strength:
408 psi
Die C Tear Strength:
82 pli
AJS Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A45 rubber. This is a pourable rubber which works best with a vacuum but not necessary.

Technical Specifications

Mix Ratio by Weight:
1A:1B
Shore Hardness:
A45
Pour Time:
30 min.
Demold Time:
16 hr.
Cured Color:
Yellow
Mixed Viscosity:
2,000 cP
Specific Volume:
27.5 in³/lb
Specific Gravity:
1.02
Elongation:
1,135 %
Tensile Strength:
408 psi
Die C Tear Strength:
82 pli
AJS liquid polyurethane Long Life Rubber (80 lb kit)
AJS Liquid Rubber is a two-part, liquid polyurethane system that cures (RTV) to a yellow, Shore A45 rubber. This is a pourable rubber which works best with a vacuum but not necessary.

TECHNICAL SPECIFICATIONS

Mix Ratio by Weight:
1A:1B
Shore Hardness:
A45
Pour Time:
30 min.
Demold Time:
16 hr.
Cured Color:
Yellow
Mixed Viscosity:
2,000 cP
Specific Volume:
27.5 in³/lb
Specific Gravity:
1.02
Elongation:
1,135 %
Tensile Strength:
408 psi
Die C Tear Strength:
82 pli