{"title":"Ransom \u0026 Randolph","description":"","products":[{"product_id":"ransom-randolph-ultra-vest-investment-44lb","title":"Ransom \u0026 Randolph Ultra-Vest Investment-44 Lb Box","description":"\u003cp\u003eRansom \u0026amp; Randolph Ultra-Vest Investment is a professional-grade casting investment formulated for use with gold, silver, and other alloys with casting temperatures at or below 2,200°F (1,204°C). Ultra-Vest is known for producing exceptionally smooth surface finishes on cast pieces, making it a reliable choice for fine jewelry casting applications.\u003c\/p\u003e\u003cp\u003eUltra-Vest is considered more process-friendly than some competing investments — it is not as instruction-critical as alternatives like Kerr Satin Cast, which makes it easier to work with across varying studio conditions. That said, following the manufacturer's mixing instructions consistently will yield the best, most repeatable results. Ransom \u0026amp; Randolph investments are engineered to deliver consistent performance from batch to batch, reducing variables in production casting workflows.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFormulated for casting gold, silver, and compatible alloys at or below 2,200°F (1,204°C)\u003c\/li\u003e\n\u003cli\u003eProduces a very smooth surface finish on cast pieces\u003c\/li\u003e\n\u003cli\u003eMore forgiving and process-friendly compared to more instruction-critical investments\u003c\/li\u003e\n\u003cli\u003eDelivers consistent, batch-to-batch results for reliable production casting\u003c\/li\u003e\n\u003cli\u003eSold in a 44 lb (20 kg) cardboard box — ideal for high-volume casting operations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003e44 lb (20 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackaging\u003c\/th\u003e\n\u003ctd\u003eCardboard box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Casting Temperature\u003c\/th\u003e\n\u003ctd\u003e2,200°F (1,204°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Metals\u003c\/th\u003e\n\u003ctd\u003eGold, silver, and alloys casting at or below 2,200°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProp 65 Warning\u003c\/th\u003e\n\u003ctd\u003eYes — contains crystalline silica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eImportant Safety Information:\u003c\/strong\u003e This product contains a blend of crystalline silica. Prolonged inhalation may be harmful. IARC reports sufficient evidence in humans for the carcinogenicity of inhaled crystalline silica in the forms of quartz or cristobalite from occupational sources. Symptoms may not appear until permanent lung damage has occurred. Users should have periodic physical examinations for silica exposure. Work areas should be periodically tested to determine airborne crystalline silica levels relative to OSHA and MSHA accepted standards.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eAlways wear NIOSH-approved respiratory protection for crystalline silica dust when working with this product or when exposure to product dust is possible. Users must comply with all applicable health and safety regulations relating to the safe handling of crystalline silica. Refer to the Safety Data Sheet (SDS) for complete hazard information.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCalifornia Proposition 65 Warning:\u003c\/strong\u003e \u003cem\u003eThis product contains crystalline silica, a chemical known to the State of California to cause cancer.\u003c\/em\u003e\u003c\/p\u003e","brand":"Ransom \u0026 Randolph","offers":[{"title":"Default Title","offer_id":43547045396694,"sku":"121.731UV","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/ransom-and-randolph-ultra-vest-investment-44-lb-box-otto-frei.jpg?v=1719959117"},{"product_id":"ransom-randolph-plasticast-investment-44lb","title":"Ransom \u0026 Randolph Plasticast Investment-44 Lb Box","description":"\u003cp\u003e\u003cstrong\u003eRansom \u0026amp; Randolph Plasticast Investment\u003c\/strong\u003e is engineered specifically for use with the new generation of plastic and resin pattern (RP) materials — the only water-based investment on the market proven to perform successfully with these challenging substrates. As rapid-prototyping and resin-printed patterns have become standard in modern casting workflows, traditional investments often struggle to accommodate their unique expansion and thermal characteristics. Plasticast was developed to meet that demand directly.\u003c\/p\u003e\n\n\u003cp\u003eWith the wide variety of RP materials available and their correspondingly different burnout behaviors, Plasticast delivers the strength and forgiveness needed to eliminate flashing and spalling — two of the most common failure points when casting with resin patterns. It is equally compatible with standard injection wax, making it a versatile choice for shops working across multiple pattern types.\u003c\/p\u003e\n\n\u003cp\u003eLike all Ransom \u0026amp; Randolph investments, Plasticast produces a smooth casting surface with little to no surface imperfections, and it is formulated to deliver consistent results from batch to batch — critical for production environments where repeatability matters.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSpecifically formulated for plastic and resin rapid-prototype (RP) pattern materials\u003c\/li\u003e\n\u003cli\u003eOnly water-based investment proven effective with difficult RP substrates\u003c\/li\u003e\n\u003cli\u003eEliminates flashing and spalling associated with resin pattern burnout\u003c\/li\u003e\n\u003cli\u003eCompatible with standard injection wax as well as RP materials\u003c\/li\u003e\n\u003cli\u003eProduces a smooth casting surface with minimal surface imperfections\u003c\/li\u003e\n\u003cli\u003eConsistent batch-to-batch performance for reliable production results\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRansom \u0026amp; Randolph\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInvestment Type\u003c\/th\u003e\n\u003ctd\u003eWater-based phosphate-bonded casting investment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePrimary Application\u003c\/th\u003e\n\u003ctd\u003ePlastic and resin RP pattern materials; standard injection wax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage Size\u003c\/th\u003e\n\u003ctd\u003e44 lb box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProp 65 Warning\u003c\/th\u003e\n\u003ctd\u003eContains crystalline silica — see safety information below\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSafety Warning — Crystalline Silica:\u003c\/strong\u003e This product contains a blend of crystalline silica. Prolonged inhalation may be harmful. IARC reports sufficient evidence in humans for the carcinogenicity of inhaled crystalline silica (quartz or cristobalite) from occupational sources. Symptoms may not appear until permanent lung damage has occurred.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAlways wear NIOSH-approved respiratory protection for crystalline silica dust when using this product or when exposure to dust is possible.\u003c\/li\u003e\n\u003cli\u003eWork areas should be periodically tested to determine airborne crystalline silica levels relative to OSHA and MSHA standards.\u003c\/li\u003e\n\u003cli\u003eUsers should have periodic physical examinations for silica exposure.\u003c\/li\u003e\n\u003cli\u003eUsers must comply with all applicable health and safety regulations for the safe handling of crystalline silica.\u003c\/li\u003e\n\u003cli\u003eRefer to the product SDS (Safety Data Sheet) for complete safety information.\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eCalifornia Prop 65 Warning: This product contains crystalline silica, a chemical known to the State of California to cause cancer.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ransom \u0026 Randolph","offers":[{"title":"Default Title","offer_id":43547047657686,"sku":"121.734PC","price":102.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/ransom-and-randolph-plasticast-investment-44-lb-box-otto-frei.jpg?v=1719959117"},{"product_id":"ransom-randolph-ultra-vest-maxx-bandust-investment-44lb","title":"Ransom \u0026 Randolph Ultra-Vest MAXX with BANDUST-44 Lb Box","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eRansom \u0026amp; Randolph Ultra-Vest MAXX with BANDUST is specially formulated to significantly reduce — by up to 99%* — total respirable dust from mixing and quenching silica-based investment.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBANDUST is not a new type of investment powder, but rather a substance added to R\u0026amp;R investment that binds small particles to the investment material, reducing respirable dust. First developed in Europe, Ransom \u0026amp; Randolph has perfected its use in their investments, delivering a product that significantly reduces dust while still delivering the excellent surfaces and ease of use that R\u0026amp;R investments are known for. \u003cstrong\u003e\u003cem\u003eThe BANDUST safety feature changes nothing about casting results — powder-to-water ratio and investment process remain exactly the same.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eUltra-Vest MAXX with BANDUST delivers maximum thermal stability, making it suitable for casting high metal melt temperatures. It is the recommended investment for palladium, white gold, and sterling silver in all its new forms. It also performs well with plastic and resin pattern materials, helping to eliminate flashing and spalling associated with investment breakdown during burnout. An excellent choice for gold and other standard jewelry alloys, Ultra-Vest MAXX with BANDUST produces a very smooth casting surface with consistent results from batch to batch.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReduces total respirable dust by up to 99%* during mixing and quenching\u003c\/li\u003e\n\u003cli\u003eBANDUST technology binds fine particles without altering investment performance\u003c\/li\u003e\n\u003cli\u003eMaximum thermal stability for high metal melt temperature casting\u003c\/li\u003e\n\u003cli\u003eRecommended for palladium, white gold, and sterling silver alloys\u003c\/li\u003e\n\u003cli\u003eReduces flashing and spalling when burning out plastic or resin patterns\u003c\/li\u003e\n\u003cli\u003eSuitable for gold and all standard jewelry alloys\u003c\/li\u003e\n\u003cli\u003eProduces a very smooth casting surface\u003c\/li\u003e\n\u003cli\u003eConsistent results from batch to batch\u003c\/li\u003e\n\u003cli\u003eNo change to powder-to-water ratio or investment process required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003e44 lb (20 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackaging\u003c\/th\u003e\n\u003ctd\u003eCardboard box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eLost-wax casting investment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDust Reduction\u003c\/th\u003e\n\u003ctd\u003eUp to 99%* respirable dust reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSafety Warning\u003c\/th\u003e\n\u003ctd\u003eContains crystalline silica — see safety note below\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHealth \u0026amp; Safety Warning:\u003c\/strong\u003e \u003cem\u003eThis product contains a blend of crystalline silica. Prolonged inhalation may be harmful. IARC reports sufficient evidence in humans for the carcinogenicity of inhaled crystalline silica (quartz or cristobalite) from occupational sources. Symptoms may not appear until permanent lung damage has occurred. Users should have periodic physical examinations for silica exposure. Work areas should be periodically tested against OSHA and MSHA accepted standards. Always wear NIOSH-approved breathing protection for crystalline silica dust when working with this product or when dust exposure is possible. Users must comply with all applicable health and safety regulations for safe handling of crystalline silica. See MSDS for full information.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCalifornia Prop 65 Warning:\u003c\/strong\u003e \u003cem\u003eThis product contains crystalline silica, a chemical known to the State of California to cause cancer.\u003c\/em\u003e\u003c\/p\u003e","brand":"Ransom \u0026 Randolph","offers":[{"title":"Default Title","offer_id":43557873025238,"sku":"121.736MXBD","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/121.736MXBDNEW_thumb_28b5cc1b-767b-4479-b85a-cfa420a040fc.jpg?v=1761668962"},{"product_id":"ransom-randolph-solitaire-stone-in-place-investment-44lb","title":"Ransom \u0026 Randolph Solitaire Stone-In-Place Investment-44 Lb Box","description":"\u003cp\u003eRansom \u0026amp; Randolph Solitaire Investment is a professional-grade, stone-in-place casting investment designed to protect gemstones suitable for stone-in-place casting while delivering a clean burnout. The casting surface is smooth with little to no surface imperfections, and the formula is known for its ease of use — less instruction-critical than some competing products, making it process-friendly for a range of casting environments. As with all R\u0026amp;R investments, Solitaire provides consistent, repeatable results from batch to batch. Jewelers who previously relied on the discontinued Kerr Diamante stone-in-place investment will find R\u0026amp;R Solitaire a direct and reliable alternative. Sold in a 44 lb box.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFormulated specifically for stone-in-place casting applications\u003c\/li\u003e\n\u003cli\u003eExcellent gemstone protection during the casting process\u003c\/li\u003e\n\u003cli\u003eBurns out cleanly for smooth, consistent casting surfaces\u003c\/li\u003e\n\u003cli\u003eLittle to no surface imperfections on finished castings\u003c\/li\u003e\n\u003cli\u003eProcess-friendly and easier to use than more instruction-critical alternatives\u003c\/li\u003e\n\u003cli\u003eConsistent results from batch to batch\u003c\/li\u003e\n\u003cli\u003eSuitable replacement for the discontinued Kerr Diamante stone-in-place investment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRansom \u0026amp; Randolph\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eStone-In-Place Casting Investment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage Size\u003c\/th\u003e\n\u003ctd\u003e44 lb box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eStone-in-place casting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHealth \u0026amp; Safety Warning:\u003c\/strong\u003e This product contains a blend of crystalline silica. Prolonged inhalation may be harmful. IARC reports sufficient evidence in humans for the carcinogenicity of inhaled crystalline silica in the forms of quartz or cristobalite from occupational sources. Symptoms may not appear until permanent lung damage has occurred. Users should have periodic physical examinations for silica exposure. Work areas should be periodically tested to determine the amount of airborne crystalline silica compared to OSHA and MSHA accepted standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlways wear NIOSH-approved breathing protection\u003c\/strong\u003e for crystalline silica dust when working with this product or when possible exposure to product dust exists. Users must comply with all applicable health and safety regulations relating to the safe handling of crystalline silica. See SDS for full safety information.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eCalifornia Proposition 65 Warning: This product contains crystalline silica, a chemical known to the State of California to cause cancer.\u003c\/em\u003e\u003c\/p\u003e","brand":"Ransom \u0026 Randolph","offers":[{"title":"Default Title","offer_id":43583529418966,"sku":"121.733SL","price":92.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/ransom-and-randolph-solitaire-stone-in-place-investment-50-lb-box-otto-frei.jpg?v=1719956615"},{"product_id":"ransom-randolph-ultra-vest-bandust-investment-44lb","title":"Ransom \u0026 Randolph Ultra-Vest with BANDUST Investment-44 Lb Box","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eRansom \u0026amp; Randolph Ultra-Vest with BANDUST\u003c\/em\u003e\u003c\/strong\u003e is specially formulated to significantly reduce total respirable dust from mixing and quenching silica-based investment — by up to 99% compared to Kerr Satin Cast and 97% compared to regular R\u0026amp;R Ultra-Vest.\u003c\/p\u003e\u003cp\u003eBANDUST is not a new type of investment powder. It is a substance added to R\u0026amp;R investment that binds small particles to the investment material, reducing respirable dust at the source. First developed in Europe, Ransom \u0026amp; Randolph has refined its use to deliver a product that dramatically cuts dust without compromising casting performance. \u003cstrong\u003eThe BANDUST safety feature changes nothing about casting results — no adjustment to powder-to-water ratio or any other step in your investment process is required.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eUltra-Vest with BANDUST is an excellent investment for casting in gold, silver, and other alloys that cast at or below 2,200°F (1,204°C). It produces a very smooth surface finish and mixes much like original Ultra-Vest, with only minor changes to set-up time and no meaningful change in dissolving time during quenching or breakout. It is process-friendly and not as instruction-critical as some competing investments, though following mixing instructions consistently yields the best repeatable results. R\u0026amp;R investments are known for consistent batch-to-batch performance.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBANDUST technology reduces respirable dust by up to 99% vs. Kerr Satin Cast and 97% vs. standard R\u0026amp;R Ultra-Vest\u003c\/li\u003e\n\u003cli\u003eNo change to powder-to-water ratio or existing investment process\u003c\/li\u003e\n\u003cli\u003eSuitable for gold, silver, and alloys that cast at 2,200°F (1,204°C) or below\u003c\/li\u003e\n\u003cli\u003eProduces very smooth cast surface finishes\u003c\/li\u003e\n\u003cli\u003eMixes similarly to original Ultra-Vest with only minor set-up time variation\u003c\/li\u003e\n\u003cli\u003eNo significant change to quench dissolving time or breakout behavior\u003c\/li\u003e\n\u003cli\u003eProcess-friendly — less instruction-critical than some competing investments\u003c\/li\u003e\n\u003cli\u003eConsistent results from batch to batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003e44 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackaging\u003c\/th\u003e\n\u003ctd\u003eCardboard box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Cast Temperature\u003c\/th\u003e\n\u003ctd\u003e2,200°F (1,204°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Metals\u003c\/th\u003e\n\u003ctd\u003eGold, silver, and compatible alloys\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDust Reduction vs. Kerr Satin Cast\u003c\/th\u003e\n\u003ctd\u003eUp to 99%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDust Reduction vs. Standard Ultra-Vest\u003c\/th\u003e\n\u003ctd\u003eUp to 97%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProp 65\u003c\/th\u003e\n\u003ctd\u003eContains crystalline silica — California Prop 65 cancer warning applies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHealth \u0026amp; Safety Warning:\u003c\/strong\u003e This product contains a blend of crystalline silica. Prolonged inhalation may be harmful. IARC reports sufficient evidence in humans for the carcinogenicity of inhaled crystalline silica (quartz or cristobalite) from occupational sources. Symptoms may not appear until permanent lung damage has occurred. Users should have periodic physical examinations for silica exposure. Work areas should be periodically tested to determine airborne crystalline silica levels relative to OSHA and MSHA standards. \u003cstrong\u003eAlways wear NIOSH-approved respiratory protection for crystalline silica dust when working with this product or when dust exposure is possible.\u003c\/strong\u003e Users must comply with all applicable health and safety regulations for safe handling of crystalline silica. See SDS for complete safety information.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCalifornia Prop 65 Warning: This product contains crystalline silica, a chemical known to the State of California to cause cancer.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003e*Dust reduction figures: 99% compared to Kerr Satin Cast; 97% compared to regular R\u0026amp;R Ultra-Vest.\u003c\/em\u003e\u003c\/p\u003e","brand":"Ransom \u0026 Randolph","offers":[{"title":"Default Title","offer_id":43583532171478,"sku":"121.731UVBD","price":112.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/121.737UVBDNEW_thumb_3e94d13d-1f1f-4e4b-8717-f6593191d421.jpg?v=1759873002"},{"product_id":"ransom-randolph-plasticast-bandust-investment-44lb","title":"Ransom \u0026 Randolph Plasticast with BANDUST-44 Lb Box","description":"\u003cp\u003e\u003cstrong\u003eRansom \u0026amp; Randolph Plasticast with BANDUST Investment is formulated specifically for use with the new generation of plastic and resin pattern (RP) materials.\u003c\/strong\u003e Plasticast is the only water-based investment on the market proven successful with these difficult-to-cast materials. Because RP materials vary widely in their expansion and thermal characteristics, traditional investments often deliver less than optimal results — Plasticast was engineered to address exactly these challenges.\u003c\/p\u003e\u003cp\u003eRansom \u0026amp; Randolph Plasticast with BANDUST has become the preferred investment for casters working with modern RP materials, offering the strength and forgiveness needed to eliminate flashing and spalling. Plasticast also performs exceptionally well with standard injection wax, making it a versatile choice across casting workflows. Like all R\u0026amp;R investments, Plasticast produces a smooth casting surface with little to no surface imperfections and delivers consistent results batch after batch.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe only water-based investment proven effective with plastic and resin pattern (RP) materials\u003c\/li\u003e\n\u003cli\u003eEngineered strength and forgiveness eliminates flashing and spalling common with RP materials\u003c\/li\u003e\n\u003cli\u003eCompatible with the wide variety of RP materials and their differing expansion and thermal characteristics\u003c\/li\u003e\n\u003cli\u003eAlso works with standard injection wax for versatile casting applications\u003c\/li\u003e\n\u003cli\u003eProduces smooth casting surfaces with minimal surface imperfections\u003c\/li\u003e\n\u003cli\u003eConsistent, reliable results from batch to batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eRansom \u0026amp; Randolph\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Line\u003c\/th\u003e\n\u003ctd\u003ePlasticast with BANDUST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage Size\u003c\/th\u003e\n\u003ctd\u003e44 lb box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInvestment Type\u003c\/th\u003e\n\u003ctd\u003eWater-based casting investment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePrimary Application\u003c\/th\u003e\n\u003ctd\u003ePlastic and resin pattern (RP) materials; standard injection wax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eNotes\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHealth \u0026amp; Safety Warning:\u003c\/strong\u003e \u003cem\u003eThis product contains a blend of crystalline silica. Prolonged inhalation may be harmful. IARC reports sufficient evidence in humans for the carcinogenicity of inhaled crystalline silica in the forms of quartz or cristobalite from occupational sources. Symptoms may not appear until permanent lung damage has occurred. Persons using this product should have periodic physical examinations for silica exposure. Work areas should be periodically tested to determine airborne crystalline silica levels relative to OSHA and MSHA accepted standards. Always wear NIOSH-approved breathing protection for crystalline silica dust when working with this product or when exposure to product dust is possible. Users must comply with all applicable health and safety regulations relating to the safe handling of crystalline silica. See MSDS for further information.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCalifornia Proposition 65 Warning:\u003c\/strong\u003e \u003cem\u003eThis product contains crystalline silica, a chemical known to the State of California to cause cancer.\u003c\/em\u003e\u003c\/p\u003e","brand":"Ransom \u0026 Randolph","offers":[{"title":"Default Title","offer_id":43583654002902,"sku":"121.735PCBD","price":117.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/121.735PCBDNEW_thumb_54a29cf7-d06c-41b5-a161-405aa6d76097.jpg?v=1759873071"},{"product_id":"ransom-randolph-sc-x-casting-investment-100lb","title":"Ransom \u0026 Randolph SC-X Investment-100 Lb","description":"\u003cp\u003eRansom \u0026amp; Randolph SC-X Investment is a professional-grade casting investment formulated for jewelry and fine art lost-wax casting. Based on the SC20 formula, SC-X contains a higher percentage of cristobalite, making it especially well-suited for casting white gold as well as other gold alloys, silver, and metal alloys. Composed primarily of powdered silica (quartz), cristobalite, and a gypsum (calcium sulfate) binder, SC-X is mixed on-site with water by the user prior to use to form precision casting molds.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBased on the SC20 formula with a higher cristobalite content — optimized for white gold casting\u003c\/li\u003e\n\u003cli\u003eHigh compressive strength and low thermal expansion for dimensional accuracy\u003c\/li\u003e\n\u003cli\u003eWithstands rapid and high-temperature burnouts without cracking\u003c\/li\u003e\n\u003cli\u003eProduces smooth, lustrous surface quality with high detail reproduction\u003c\/li\u003e\n\u003cli\u003eSuitable for casting gold, silver, and other metal alloys in lost-wax applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFormula Base\u003c\/th\u003e\n\u003ctd\u003eSC20 with elevated cristobalite content\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePrimary Composition\u003c\/th\u003e\n\u003ctd\u003ePowdered silica (quartz), cristobalite, gypsum (calcium sulfate) binder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended Mixing Ratio\u003c\/th\u003e\n\u003ctd\u003e38–40 mL water per 100 g powder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended Use\u003c\/th\u003e\n\u003ctd\u003eLost-wax casting of jewelry and fine art pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBest Suited For\u003c\/th\u003e\n\u003ctd\u003eWhite gold; also suitable for yellow gold, silver, and other metal alloys\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage Size\u003c\/th\u003e\n\u003ctd\u003e100 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProp 65 Warning\u003c\/th\u003e\n\u003ctd\u003eContains crystalline silica — see Notes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eProp 65 Warning:\u003c\/strong\u003e This product contains crystalline silica, a substance known to the State of California to cause cancer. Always use appropriate respiratory protection and follow safe handling procedures when mixing or working with this investment powder.\u003c\/p\u003e","brand":"Ransom \u0026 Randolph","offers":[{"title":"Default Title","offer_id":43584908755158,"sku":"121.735","price":189.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/9832\/0342\/files\/ransom-and-randolph-sc-x-investment-100-lb-otto-frei.jpg?v=1719955806"}],"url":"https:\/\/www.ottofrei.com\/ja\/collections\/ransom-randolph-casting-investment.oembed","provider":"Otto Frei","version":"1.0","type":"link"}