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Explore Otto Frei’s complete selection of professional jewelry casting equipment and tools. From wax injectors and vulcanizers to melting furnaces, vacuum casting systems, and crucibles, our collection includes trusted brands like Arbe, Kerr, Ti-Cast, and Otto Frei. Each machine and accessory is designed for reliability, precision, and clean casting results—whether you’re running a full production shop or a small studio.

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$0 – $8,600
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Castaldo Quick-Sil RTV Mold Rubber-New Soft Version -2.2 Lb Kit - Otto Frei

Castaldo Quick-Sil Soft & Flexible Two Part RTV Silicone Putty Mold Rubber-1 Kg (2.2 Lbs.) Kit

Castaldo
Part # 122.6135SOFT
$0.00 - $0.00
$0.00
$139.00
$139.00 - $139.00
$139.00

Castaldo Quick-Sil RTV Mold Rubber-New Soft Version -2.2 Lb Kit Esta es la nueva versión más blanda del popular Quick-Sil RTV Mold Rubber de Cas...

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$0.00 - $0.00
$0.00
$139.00
$139.00 - $139.00
$139.00
Castaldo LiquaCast No Shrinkage Liquid Mold Rubber - Otto Frei

Castaldo LiquaCast Caucho líquido para moldes sin contracción

Castaldo
Part # Varies
$98.00 - $675.00
$98.00 - $675.00
$98.00 - $675.00
$98.00

El caucho de molde líquido de 2 partes hace copias perfectas sin encogerse Las gomas líquidas para moldes (LMR) se utilizan para fabricar modelos d...

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$98.00 - $675.00
$98.00 - $675.00
$98.00 - $675.00
$98.00
Castaldo LiquaCast Long-Life Jewelry Molding Rubber-1 Kilo Kit - Otto Frei

Castaldo LiquaCast Long-Life Jewelry Molding Rubber-1 Kilo Kit

Castaldo
Part # 122.617
$0.00 - $0.00
$0.00
$109.00
$109.00 - $109.00
$109.00

Sin encogimiento, fuerza añadida, frimness y resistencia al desgarro Kit de 2,2 lb (1 kilo) LiquaCast® Long-Life, es una nueva goma RTV líquida d...

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$0.00 - $0.00
$0.00
$109.00
$109.00 - $109.00
$109.00
Castaldo Silicon Jewelry Molding Rubber- Super High Strength-Strips-5 Lb Box - Otto Frei
10+ Supplies & Gravers, Get 12% Off

Castaldo Silicon Jewelry Molding Rubber- Super High Strength-Strips-5 Lb Box

Castaldo
Part # 122.591
$0.00 - $0.00
$0.00
$88.00
$88.00 - $88.00
$88.00

¡Cortar moldes es fácil! El caucho moldeado de silicona Castaldo® Super High Strength TM se corta como la mantequilla . Resiste el desgarro y es l...

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$0.00 - $0.00
$0.00
$88.00
$88.00 - $88.00
$88.00
Castaldo Quick-Sil RTV Mold Rubber-Original Firm-2.2 Lb Kit - Otto Frei

Castaldo Quick-Sil Firm & Flexible Two Part RTV Silicone Putty Mold Rubber-1 Kg (2.2 Lbs.) Kit

Castaldo
Part # 122.613
$0.00 - $0.00
$0.00
$125.00
$125.00 - $125.00
$125.00

Castaldo Quick-Sil es una masilla de moldeo de silicona de vulcanización a temperatura ambiente (RTV) de dos partes que produce moldes de joyería d...

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$0.00 - $0.00
$0.00
$125.00
$125.00 - $125.00
$125.00
Golden River Wax Flow Enhancer 4.4Lbs - Otto Frei

Closeout Golden River Wax Flow Enhancer 4.4Lbs

Castaldo
Part # 122.300
$105.00
$105.00 - $105.00
$105.00
$85.00
$85.00 - $85.00
$85.00
List Price: $105.00

Nuevo de Castaldo, el aditivo de cera de alta fluidez Golden River mejora el rendimiento de la mayoría de las ceras de inyección para joyería hacié...

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$105.00
$105.00 - $105.00
$105.00
$85.00
$85.00 - $85.00
$85.00
Castaldo Mold Frames - Otto Frei

Marcos de molde Castaldo

Castaldo
Part # Varies
$32.00 - $34.00
$32.00 - $34.00
$32.00 - $34.00
$32.00

Elige entre 3 espesores: 122.636 3/4" 122.637 1" 122.639 1-1/2" Los marcos de moldes transparentes Castaldo funcionan con Castaldo Li...

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$32.00 - $34.00
$32.00 - $34.00
$32.00 - $34.00
$32.00
Castaldo Gold Label Natural Jewelry Molding Rubber-5 lb Roll - Otto Frei
10+ Supplies & Gravers, Get 12% Off

Castaldo Gold Label Natural Jewelry Molding Rubber-5 lb Roll

Castaldo
Part # 122.596
$0.00 - $0.00
$0.00
$63.00
$63.00 - $63.00
$63.00

Castaldo USA ha sido vendido recientemente a una empresa del Reino Unido. Todos los productos Castaldo ahora se fabrican en el Reino Unido. Castald...

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$0.00 - $0.00
$0.00
$63.00
$63.00 - $63.00
$63.00
Castaldo White Label Natural Jewelry Molding Rubber-5 lb Roll - Otto Frei
10+ Supplies & Gravers, Get 12% Off

Castaldo White Label Natural Jewelry Molding Rubber-5 lb Roll

Castaldo
Part # 122.595
$0.00 - $0.00
$0.00
$61.00
$61.00 - $61.00
$61.00

Castaldo USA ha sido vendido recientemente a una empresa del Reino Unido. Todos los productos Castaldo ahora se fabrican en el Reino Unido. Castald...

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$0.00 - $0.00
$0.00
$61.00
$61.00 - $61.00
$61.00
Castaldo LiquaFast ICE Transparent No Shrink Liquid Mold Rubber-4 Kilo Kit - Otto Frei

Castaldo LiquaFast ICE Transparente No Shrink Liquid Mold Rubber-4 Kilo Kit

Castaldo
Part # 122.621-4KG
$0.00 - $0.00
$0.00
$415.00
$415.00 - $415.00
$415.00

ORM-D Sin envío aéreo o internacional Kit de 4 kilos Súper rápido: moldes listos para usar en tan solo 30 minutos Se recomienda aspirar La nue...

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$0.00 - $0.00
$0.00
$415.00
$415.00 - $415.00
$415.00
Castaldo Mold Lock Formers-Bags of Approx 150 - Otto Frei
Agotado

Castaldo Mold Lock Formadores-Bolsas de Aprox 150

Castaldo
Part # 122.581
$0.00 - $0.00
$0.00
$24.00
$24.00 - $24.00
$24.00

Castaldo Mold Lock Formadores-Bolsas de Aprox 150 Los formadores de cerraduras de molde Castaldo son una manera conveniente y fácil de hacer cerr...

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$0.00 - $0.00
$0.00
$24.00
$24.00 - $24.00
$24.00
Agotado
Castaldo Quick-Sil RTV Mold Rubber-100 Gram Kit - Otto Frei
Agotado

Castaldo Quick-Sil RTV Molde Caucho-100 Gramos Kit

Castaldo
Part # 122.613-100
$0.00 - $0.00
$0.00
$15.00
$15.00 - $15.00
$15.00

Fácil de usar, sin necesidad de aspirar. kit de 100 gramos Castaldo Quick-Sil es una masilla de moldeo de silicona de vulcanización a temperatura a...

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$0.00 - $0.00
$0.00
$15.00
$15.00 - $15.00
$15.00
Agotado
Castaldo LiquaFast ICE Transparent No Shrink Liquid Mold Rubber-1 Kilo Kit - Otto Frei

Castaldo LiquaFast ICE Transparente No Shrink Molde Líquido Goma-1 Kilo Kit

Castaldo
Part # 122.620
$0.00 - $0.00
$0.00
$132.00
$132.00 - $132.00
$132.00

Kit de 1 kilo Súper rápido: moldes listos para usar en tan solo 30 minutos La nueva goma de molde transparente Castaldo® LiquaFastICE RTV para ...

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$0.00 - $0.00
$0.00
$132.00
$132.00 - $132.00
$132.00
Castaldo LiquaGlass-No Shrink, See-Thru Room Temperature Mold Rubber-1 Kilo Kit - Otto Frei
Agotado

Castaldo LiquaGlass-No Shrink, See-Thru Temperatura ambiente Molde Caucho-1 Kilo Kit

Castaldo
Part # 122.603
$0.00 - $0.00
$0.00
$105.00
$105.00 - $105.00
$105.00

Kit de 1 kilo El caucho de moldeo líquido transparente LiquaGlass de CASTALDO es un caucho de moldeo de contracción cero de 2 partes para hacer ...

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$0.00 - $0.00
$0.00
$105.00
$105.00 - $105.00
$105.00
Agotado
Castaldo Mold Release Spray - Otto Frei
Hazardous Item: US Ground Shipping Only

Spray Desmoldante Castaldo

Castaldo
Part # 122.640
$0.00 - $0.00
$0.00
$22.50
$22.50 - $22.50
$22.50

Seguro-No tóxico-Incoloro-Inodoro-Larga duración Castaldo Silicone Jewelry Mold Release Spray se usa rociando una pequeña cantidad de este agent...

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$0.00 - $0.00
$0.00
$22.50
$22.50 - $22.50
$22.50
Castaldo Econosil Red-Silicon Jewelry Molding Rubber-Strips-5 Lb Box - Otto Frei

Castaldo Econosil Red-Silicon Jewelry Molding Rubber-Strips-5 Lb Box

Castaldo
Part # 122.582
$0.00 - $0.00
$0.00
$84.00
$84.00 - $84.00
$84.00

Castaldo ® Econosil ® Jewelry Molding Rubber es una versión más dura y firme de nuestro Castaldo ® Super High Strength TM Jewelry Molding Rubber a...

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$0.00 - $0.00
$0.00
$84.00
$84.00 - $84.00
$84.00
Castaldo White Label Jewelry Molding Rubber-Ready Cut & Strips-5 Lb Boxes - Otto Frei
10+ Supplies & Gravers, Get 12% Off

Castaldo White Label Jewelry Molding Rubber-Ready Cut & Strips-5 Lb Boxes

Castaldo
Part # Varies
$61.00 - $66.00
$61.00 - $66.00
$61.00 - $66.00
$61.00

Castaldo White Label Jewelry Molding Rubber is a firm, high-quality vulcanizing rubber with a high concentration of pure natural gum rubber. Firmer...

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$61.00 - $66.00
$61.00 - $66.00
$61.00 - $66.00
$61.00
Castaldo Gold Label Jewelry Molding Rubber-Ready Cut & Strips-5 Lb Boxes - Otto Frei
10+ Supplies & Gravers, Get 12% Off

Castaldo Gold Label Jewelry Molding Rubber-Ready Cut & Strips-5 Lb Boxes

Castaldo
Part # Varies
$63.00 - $68.00
$63.00 - $68.00
$63.00 - $68.00
$63.00

Castaldo® Gold Label® jewelry molding rubber contains even more pure natural gum rubber than Castaldo White Label, making it exceptionally soft and...

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$63.00 - $68.00
$63.00 - $68.00
$63.00 - $68.00
$63.00