Specification Brand : PMC Supplies LLC BulletPoint : Made in United States BulletPoint1 : Replace broken or damaged spacer to any of the mini PRO kilns BulletPoint2 : Also use to add height to fit taller crucibles BulletPoint3 : Easy to Cut - This fireproof insulation board can be easily cut with a knife or hacksaw blade and can be drilled and machined. This ceramic board is not as strong as fire brick, it dents easily BulletPoint4 : Compressive Strength - Vacuum cast ceramic fiber refractory board has strength at 25% deformation - 78 PSI, Permanent Linear Shrinkage - 3.5% Max at 2200F when exposed to 24 hours soaking heat, Loss of Ignition (LOI) at 1832F: 4-7% BulletPoint5 : Versatile Uses - This fire board can be used in various types of heating equipment such as wood stoves, fireplaces, pizza ovens, kilns, forges, internal baffle of wood stoves, pellet stoves, backup insulation of refractory bricks and castable linings, furnace hot face linings and boiler wall insulation, heat shields, combustion chambers, and fire protection Color : White Coverage : 5.81 square feet per board ExternallyAssignedProductIdentifier : 8907849062775 ExternallyAssignedProductIdentifier1 : 866895000002 ExternallyAssignedProductIdentifier2 : 0866895000002 GpsrSafetyAttestation : 1 ItemName : Small Replacement Flange Spacer for Mini Propane Tabletop PRO Kiln Furnace Smelter ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 8 inches ItemPackageDimensions_Width : 5 inches ItemPackageQuantity : 1 ItemTypeKeyword : kiln-firing-accessories Manufacturer : PMC Supplies Material : Ceramic ModelName : V4F (SA) ModelNumber : FUR-0055 NumberOfItems : 1 PartNumber : FUR-0055 ProductDescription : 1 - Spacer to replace broken or damaged spacer in any of our Mini PRO Kilns or to add height to the furnace to allow for taller crucibles. Overall Dimensions: 3.9" Wide .37" Thick 1.75" Center Opening/Hole Please contact us with any questions. Please visit our store for other great jewelry tooling items such as; Hand Stamps, Disc Cutters, Polishing Compound, Buffers, Hammers, Tweezers, Mandrels, Anvils, Vises and more! Thanks for Looking! ProductSiteLaunchDate : 2016-01-05T08:00:00.000Z RecommendedUsesForProduct : Thermal Insulation, Fire Resistance Size : 1" x 23.6" x 35.4" SupplierDeclaredDgHzRegulation : not_applicable TargetAudienceKeyword : Adults TargetAudienceKeyword1 : Professional Audience TargetAudienceKeyword2 : Unisex Adult UnspscCode : 31161807