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Frequently Asked Questions

What are the sintering parameters for 3D PRO discs?
Sintering parameters depend on your furnace and the restoration type, so we supply the manufacturer's recommended curve with your order rather than publishing a single figure here. Email lab@hizir3d.com with your furnace model and we will send the curve that applies to your discs.
What is your replacement policy?
Opened discs are consumables, so we do not take them back. What we do instead is replace defective material free of charge: if a disc arrives cracked or chipped, or fails during normal use because of a material defect, we replace it at no cost to you including shipping. Email us your order number, the shade and thickness, and photographs of the defect. Full details are on our Returns & Replacement page.
When do orders ship?
In-stock orders placed before 12:00 PM ET on a business day ship the same day. Orders placed after the cutoff, on weekends, or on U.S. holidays ship the next business day. Discs listed as made to order are produced before shipment and we confirm the expected ship date when you order.
Which zirconia series do you stock?
Three series: 3D PRO multilayer, with a colour and strength gradient in a single disc; ST preshaded, a uniform shade throughout; and white discs for post-sinter staining. Thicknesses run from 10 mm to 25 mm. Anything shown as made to order is still orderable — we produce it for you.
Do your materials come with certificates?
Yes. Alloys and ceramics ship with their IdentAlloy® or IdentCeram® certificate, which records the manufacturer, the composition, and the certificate number for your patient records.
Do you print or mill cases for labs?
Yes. Send us your scan and we design and produce the case: RPD frameworks, crowns and bridges, and full-arch frameworks in cobalt-chrome or titanium. Design and the resin model are included in the price. Standard cases ship in 6 business days; rush cases ship in 4 business days for a $40 rush fee.