Joy-Alloy
Joy-Alloy
- SKU: JAF-1
- Brand: Joy
- Ships From: 3D Dental Warehouse
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Description
Description
Type III Blended Amalgam With Full 40% Silver Content
Joy-Alloy is a spherical lathe-cut blended dental amalgam alloy classified as Type III, formulated with a full 40% silver content. The blended particle geometry combines the condensation feel of a lathe-cut alloy with the packing efficiency of a spherical one, producing restorations with excellent dimensional stability, enhanced corrosion resistance and reduced marginal ditching over time.
Every spill size and set time ships in a jar of 50 pre-dosed capsules, so mercury handling stays contained from the amalgamator to the placement site.
Key Features and Benefits
- Spherical lathe-cut blended amalgam alloy, Type III
- Full 40% silver content
- Excellent dimensional stability and enhanced corrosion resistance
- Reduced marginal ditching compared with conventional lathe-cut alloys
- Available in 1, 2 and 3 spill sizes
- Available in fast set and regular set
- 50 pre-dosed capsules per jar
Clinical and Workflow Advantages
Choosing spill size to match preparation volume avoids both the waste of over-triturating a large capsule for a small Class I and the risk of running short mid-condensation on a large Class II. Fast set suits single-surface restorations and pediatric cases where working time is not the constraint; regular set gives extra condensation and carving time on multi-surface and complex amalgams. Pre-dosed capsules keep elemental mercury enclosed until trituration, which is the handling practice OSHA and the ADA both recommend.
Why Choose Joy-Alloy
Branded blended alloys from the major manufacturers routinely cost two to three times as much per capsule for the same Type III classification and comparable silver content. Joy-Alloy gives practices a full spill range and both set times in one product line at a materials cost that makes amalgam viable where insurance reimbursement is tight.
What's Included
- 50 pre-dosed amalgam capsules per jar, in the selected spill size and set time
Warranty and Support
Supplied by 3D Dental. Safety Data Sheets are available from the manufacturer on request. DentalMarketplace ships from the 3D Dental warehouse with US-based support at 833-303-7399.
Related Products
Use with the Joy Digital Amalgamator for trituration. The Joy Capsule Dispenser Gun and Joy-Gloss finishing systems complete the restorative sequence.
Technical Specifications
Technical Specifications
Joy-Alloy
- Product Type: Dental Amalgam Alloy Capsules
- Brand: Joy
- Manufacturer: 3D Dental Designs and Development, LLC
- Alloy Classification: Type III
- Particle Geometry: Spherical lathe-cut blended
- Silver Content: 40%
- Alloy Powder Composition: Silver 40-72%, Tin 25-32%, Copper 5-25%, Zinc 0-1%, Palladium 0-0.5%
- Mercury Content of Set Amalgam: Approximately 47% by weight
- Powder to Mercury Ratio: Approximately 1:1
- Spill Sizes Available: 1 Spill, 2 Spill, 3 Spill
- Set Times Available: Fast Set, Regular Set
- Package Quantity: 50 capsules per jar
- Delivery Format: Pre-dosed capsule
- Intended Use: Professional dental use
- California Proposition 65: Warning: contains mercury
- Country of Sale: United States
Downloads & Documentation
Downloads & Documentation
Videos & Training
Videos & Training
FAQs
FAQs
Joy-Alloy
Q: What is the difference between 1, 2 and 3 spill?
A: Spill size sets how much alloy and mercury the capsule contains. 1 spill suits small single-surface preparations, 2 spill covers most two-surface restorations and 3 spill is for large multi-surface amalgams. Matching spill to preparation volume reduces waste and scrap mercury.
Q: What is the difference between fast set and regular set?
A: Fast set reaches carvable hardness sooner and suits single-surface and pediatric restorations. Regular set gives more condensation and carving time, which is preferable on large or multi-surface amalgams.
Q: What does Type III mean?
A: Type III is the alloy classification under the dental amalgam standard, describing a blended alloy composition. Joy-Alloy blends spherical and lathe-cut particles, giving the condensation resistance of lathe-cut alloy with the adaptation of a spherical one.
Q: How much silver does it contain?
A: The alloy carries a full 40% silver content. The alloy powder ranges from 40 to 72% silver depending on batch, with tin, copper and trace zinc and palladium making up the balance.
Q: Does this product carry a California Proposition 65 warning?
A: Yes. Dental amalgam contains mercury, which the State of California lists as a chemical known to cause birth defects or other reproductive harm. Handle in accordance with your amalgam waste management program.
Q: How many capsules are in a jar?
A: Fifty pre-dosed capsules per jar, in whichever spill size and set time you select.
Q: What amalgamator do I need?
A: Any standard dental amalgamator that accepts pre-dosed capsules. The Joy Digital Amalgamator is matched to this line.
Q: Is a dental license required to order?
A: Yes. DentalMarketplace verifies a US dental license before this order can be completed.
Q: How should scrap amalgam be disposed of?
A: Through an amalgam separator and a licensed recycler, per EPA dental effluent guidelines. Never place amalgam scrap in general waste, sharps containers or the sanitary sewer.
Q: Is a Safety Data Sheet available?
A: Yes. 3D Dental supplies the SDS on request; contact DentalMarketplace and we will obtain it for you.

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