Clinical Overview
3M™ Express™ VPS Registration Material Putty Set 7312 is a vinyl polysiloxane (VPS) impression material designed to produce highly accurate dental impressions for restorative and prosthodontic procedures. The hand-mix putty formulation provides excellent dimensional stability, precise detail reproduction, and reliable elastic recovery. It is commonly used in one-step or two-step putty-wash impression techniques to capture crown, bridge, inlay, onlay, and denture impressions with consistent clinical accuracy.
Key Benefits
- Precise detail reproduction: VPS chemistry captures fine margins and anatomical details essential for indirect restorations.
- Excellent dimensional stability: Maintains accuracy during laboratory handling and multiple pours.
- High elastic recovery: Minimizes distortion when removing the impression from undercut areas.
- Efficient hand-mix workflow: Putty mixes easily and consistently without streaking for predictable performance.
- Versatile impression technique: Suitable for both one-step and two-step putty/wash procedures.
- Multiple-pour capability: Allows repeated model fabrication from a single impression.
Kit Contents
- 1 jar Base – 305 ml
- 1 jar Catalyst – 305 ml
- Hand-mix VPS putty system
Working & Setting Times
- Working time (including mixing): Approximately 1 minute.
- Setting time (from start of mix): Approximately 5 minutes.
Indications
- Crown and bridge impressions
- Inlay and onlay impressions
- Denture and partial denture impressions
- Putty-wash impression techniques for indirect restorations
Instructions for Use
- Dispense equal amounts of base and catalyst putty.
- Hand mix thoroughly until the material appears uniform and streak-free.
- Place the mixed putty into the impression tray.
- Apply wash material if using a putty-wash technique.
- Seat the tray in the patient’s mouth and maintain position until fully set.
- Remove the impression carefully and inspect for accuracy and detail.
- Disinfect and send to the laboratory for model fabrication.
Summary
3M Express VPS Registration Material Putty Set 7312 provides clinicians with a dependable, high-precision impression material for indirect restorative procedures. Its VPS formulation ensures excellent dimensional stability, detail reproduction, and elastic recovery, while the easy hand-mix system supports efficient chairside workflows. Ideal for crown, bridge, and denture impressions, this putty system delivers consistent results for both single-step and two-step putty-wash techniques.
