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Segment 31 · Manufacturing Components and Supplies

UNSPSC 3137: Refractories

Matériaux réfractaires

2
Canadian public tenders in this family, last 12 months
5
Classes
22
Commodities

Tip: set your portal alerts on the family (3137) or the classes below rather than a single 8-digit commodity. Buyers are inconsistent about which commodity they pick.

Tender count from Cothon’s index of federal, provincial and municipal notices as of 2026-09-24.

Classes and commodity codes

313710

Ceramic fibre products

Produits en fibre céramique
UNSPSCRefractoriesFrench name
31371001Insulation boards
31371002Insulating wool
31371003Refractory blankets
313711

Refractory bricks

Briques réfractaires
UNSPSCRefractoriesFrench name
31371101Mullite bricks
31371102Sillimanite bricks
31371103Acid resistant bricks
31371104Silica bricks
31371105High alumina bricks
31371106Calcium silicate blocks
31371107Shaped bricks
313712

Castables

Matériaux coulables
UNSPSCRefractoriesFrench name
31371201Dense castables
31371202Insulating castables
31371203Low cement castables
31371204Acid or alkali resistant castable
31371205Abrasion resistant castable
31371206Sic castable
31371207Self flow castable
31371208Tabular alumina castable
31371209Erosion resistant castable
313713

Shaped refractories

Réfractaires façonnés
UNSPSCRefractoriesFrench name
31371301Porous blocks
31371302Zircon nozzles
313714

Refractory tiles

Carreaux réfractaires
UNSPSCRefractoriesFrench name
31371401Silica tiles

Legacy GSIN codes that map here

Federal notices and awards before the move to UNSPSC used GSIN codes. These GSINs map into this family in the published PSPC crosswalk.

  • N9350Refractories and Fire Surfacing Materials

See open refractories tenders

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