Silver Jewelry Lost Wax Casting Powder, 100g:38–40mL Recipe, 750°C Maximum Burnout, Expansion at Most 0.08%
Let’s define your requirement
Send a product link, drawing or short brief. We’ll work through the details with you.
- Confirm the specificationGrade or model, size and intended use.
- Define your orderQuantity, finish or configuration, and samples.
- Agree the quotation scopeIncluded work, key checks and delivery needs.
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ColorCopper , Silver , Gold
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Warranty1 YearAfter-sale ServiceOnline Technical Support, Onsite Inspection, Other
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fluidity15-18CM, more than 18cmProject Solution CapabilityOthers
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ApplicationDiy, WorkshopDesign StyleModern
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surface smoothnessSmoothair bubblesminimal air bubbles, no air bubbles
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flexural strength mpaOther
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Powder / Water Ratio100g powder : 38-40ml wateExpansion Rate≤0.08%
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Initial Setting Time10 - 12 minutesMax. Burnout Temperature750°C (1382°F)
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Working Time8 - 10 minutes
Silver-jewelry lost wax casting powder serves DIY and workshop requests with a reference recipe of 100g powder to 38–40mL water. Working time is 8–10 minutes and initial setting time is 10–12 minutes. Match those separate references to the actual formulation, pattern and preparation conditions.
Mixing and working window
Agree the actual mixing conditions and how working and initial-setting times are measured for the selected powder. Define the jewelry pattern and the process conditions used to assess it. Clarify what the gold, silver and copper selection labels represent before treating them as formulation or application choices.
Fluidity, smoothness and air acceptance
Fluidity references are 15–18cm and above 18cm, with the applicable result and test method to confirm. Agree the smooth-surface and minimal/no-trapped-air criteria for the selected pattern and casting process. Define the measurement conditions so that fluidity and surface acceptance refer to the actual preparation concerned.
Expansion and burnout conditions
The expansion reference is at most 0.08%, with measurement conditions to agree. Maximum burnout temperature is 750°C, also expressed as 1382°F. Establish the complete burnout schedule and pattern/process acceptance within that maximum rather than using the maximum as the entire operating cycle.
Technical support and warranty terms
Online technical support and on-site inspection are service directions, with a one-year warranty. Agree the actual support scope, operating instructions and warranty terms for the selected powder. Any shelf-life or flexural-strength requirement needs its own defined specification and evidence for the application.


