Magnesium Silicate sintering ballast by The Virtual Foundry

Sintering Refractory Ballast | Magnesium Silicate

0.5kg
$39.99
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Magnesium Silicate sintering ballast by The Virtual Foundry

Sintering Refractory Ballast | Magnesium Silicate

$39.99
SKU SRBTP
Size
  • Free Shipping On this item
  • Easy Returns 30 days from delivery
  • Ships in 48 Hours Dispatched within 48 hours of your order

Magnesium Silicate ballast is the refractory you bury a Filamet™ part in to hold its shape while it sinters. It moves easily as the part shrinks and leaves a superior finish after sintering, and it can be reused many times.

Use it for

Specifications

  • Sizes: about 0.5kg (~900mL) or 1.5kg (~2700mL) jar
  • Particle size: submicron
  • Max temperature: 1250°C

How to use

Bury the print in a crucible with this ballast. For Bronze and Copper, cover with Sintering Carbon, then place the crucible in the kiln and start the program.

About this product

Which filaments is Magnesium Silicate ballast for?
Sintering Bronze and Copper Filamet, and debinding and sintering Pyrex Filamet. Bury the part in it inside a crucible; for bronze and copper, cover with Sintering Carbon before the kiln.
Which jar size should I buy?
The 0.5kg jar (~900mL) covers a crucible or two to start; the 1.5kg jar (~2700mL) suits larger crucibles or frequent runs.
Can I reuse it?
Yes. Sintering refractory ballast can be reused many times.

Good to know

Ordering & Shipping

This item ships within 48 hours of your order, and shipping is free. You'll get a tracking number by email as soon as it is on its way.

Larger machines may travel by freight, and the carrier will contact you to arrange delivery. Inspect the box before you sign; if there is visible damage, note it on the delivery paperwork and email us the same day.

Payments & Billing

We accept all major credit cards, Shop Pay, and the accelerated checkout options shown at the top of the cart. Your card is charged when the order is placed.

Need to change or cancel an order? Email us right away and we'll do our best to help before it ships.

Returns & Refunds

Unused, unopened parts can be returned within 30 days in their original packaging. A flat $4.99 return shipping fee applies — email us first and we'll send return instructions.

Received the wrong item or something arrived defective? Contact us right away and we'll make it right with a replacement or full refund, no return fee in that case. Full details on our return policy page.

Product & Compatibility

Every part page lists the exact printer models it fits. If you're not sure which printer you have, start from Shop by printer and browse from there.

Ordered the wrong part? Email us. We'll help you find the right fit or sort a return.

Support

A real person answers our support email — not a bot. If a part arrives faulty or doesn't fit as described, tell us what happened and we'll make it right.

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