{"title":"Midfire","description":"","products":[{"product_id":"cb3","title":"CB3","description":"\u003cp style=\"white-space: pre-wrap;\" class=\"sqsrte-large\"\u003e\u003cstrong\u003e\u003cem\u003eFormula Update - 2026\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"sqsrte-large\"\u003e\u003cem\u003eDue to changes in one of the raw materials used in this body, we made a small formulation adjustment in early 2026 to maintain consistency and performance. As part of this update, we also replaced a high-lignite ball clay with a cleaner alternative.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"sqsrte-large\"\u003eEasy throwing, iron rich midfire clay. Fires dark toast in oxidation. Useful for all domestic ware and hand-building.\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"sqsrte-large\"\u003e\u003cspan\u003ePlease use cones to verify your firings. Don't rely on kiln controllers only.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"\"\u003e- 50 mesh\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"\"\u003e- Glaze up to cone 8\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"\"\u003e- Drying shrinkage 6%\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"\"\u003e- Cone 5 - Shrinkage 12.5%, Absorption ~2%\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"\"\u003e- Cone 6 - Shrinkage 13%, Absorption ~1.5%\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"\"\u003e- Cone 7 - Shrinkage 13%, Absorption ~1%\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" class=\"\"\u003e- Cone 8 - Shrinkage 13%, Absorption ~0.5%\u003c\/p\u003e","brand":"My Store","offers":[{"title":"10 kg","offer_id":49885982654770,"sku":"SQ3603217","price":34.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8528\/7218\/files\/CB3.png?v=1750072187"},{"product_id":"nelson-red","title":"Nelson Red","description":"\u003cp class=\"sqsrte-large\" style=\"white-space: pre-wrap;\"\u003eA medium red coloured terracotta body with high green strength and optimal workability for all applications. Contains a portion of fire clay which improves thermal shock properties.\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e\u003cspan style=\"white-space: normal;\"\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003ePlease use cones to verify your firings. Don't rely on kiln controllers only.\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e- 50 mesh\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e- Glaze up to cone 6\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Drying shrinkage 5-7%\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Cone 02 - Shrinkage 11%, Absorption 6%\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Cone 1 - Shrinkage 12%, Absorption 5%\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Cone 3 - Shrinkage 13%, Absorption 4%\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Cone 5 - Shrinkage 13%, Absorption 2%\u003c\/p\u003e","brand":"My Store","offers":[{"title":"2 kg","offer_id":49885980492082,"sku":"SQ2155985","price":20.0,"currency_code":"NZD","in_stock":true},{"title":"10 kg","offer_id":49885980524850,"sku":"SQ2155986","price":32.4,"currency_code":"NZD","in_stock":true},{"title":"20 kg","offer_id":49885980557618,"sku":"SQ2155987","price":54.9,"currency_code":"NZD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8528\/7218\/files\/Nelson_Red.png?v=1750072165"},{"product_id":"studio-white","title":"Macs Mud Studio White","description":"\u003cp\u003eA smooth vitreous (Cone 6) clay that fires to an off-white colour. Made from six different clays to provide a range of particle sizes, this imparts excellent plasticity, workability and greenware strength. A versatile clay that is suitable for throwing all sorts of functional forms including tableware.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlease use cones to verify your firings. Don't rely on kiln controllers only.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e- 100 mesh\u003c\/p\u003e\n\u003cp\u003e- Glaze up to cone 8\u003c\/p\u003e\n\u003cp\u003e- Shrinkage: 6% wet to dry, 9% at 1150\u003cspan\u003eº\u003c\/span\u003e, 10% at 1180º, 11% at 1220º\u003c\/p\u003e\n\u003cp\u003e- Water absorption:\u003cstrong\u003e \u003c\/strong\u003e4% at 1150º, 3% at 1180º, \u0026lt;1% at 1220º\u003c\/p\u003e","brand":"Potters Clay Nelson","offers":[{"title":"Default Title","offer_id":50001520558386,"sku":"","price":46.9,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8528\/7218\/files\/StudioWhite-Updated.png?v=1763350727"},{"product_id":"mb2","title":"Macs Mud MB2","description":"\u003cp\u003eAn iron-bearing, plastic midfire clay body made from 100% New Zealand clays. It offers excellent throwing and handbuilding properties, ideal for both small and large-scale work.\u003cspan\u003e Useful for all domestic ware.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlease use cones to verify your firings. Don't rely on kiln controllers only.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eNote: \u003c\/strong\u003eDue to the more vitreous nature of MB2, firing above cone 8 may result in warping or bloating. We recommend testing for your specific application.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e- Mesh size 50\u003c\/p\u003e\n\u003cp\u003e- Glaze up to cone 8\u003c\/p\u003e\n\u003cp\u003e- Dry shrinkage 5-6%\u003c\/p\u003e\n\u003cp\u003e- Cone 5 - Total shrinkage 12-13 %, Absorption 1.5-2.5%\u003c\/p\u003e\n\u003cp\u003e- Cone 6 – Total shrinkage 12-13%, Absorption 1-1.5%\u003c\/p\u003e\n\u003cp\u003e- Cone 7 – Total shrinkage 12.5-13%, Absorption 0.5-1%\u003c\/p\u003e\n\u003cp\u003e- Cone 8 – Total shrinkage 12.5-13%, Absorption 0.3-0.5%\u003c\/p\u003e","brand":"Potters Clay Nelson","offers":[{"title":"2kg","offer_id":50127274180914,"sku":"","price":20.0,"currency_code":"NZD","in_stock":true},{"title":"10kg","offer_id":50127286272306,"sku":"","price":36.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8528\/7218\/files\/MB2New.png?v=1750108012"},{"product_id":"brick-red","title":"Macs Mud Brick Red","description":"\u003cp\u003eA strong brick red clay with a long history of popularity in New Zealand. This clay uses a very fine sand to add tooth and strength. The clay stands up well and alters forgivingly. Fires to a rich terracotta red. A great clay for the beginner right through to experienced potter. Made from 100% NZ clay.\u003c\/p\u003e\n\u003cp\u003ePlease use cones to verify your firings. Don't rely on kiln controllers only.\u003c\/p\u003e\n\u003cp\u003e- 50 mesh\u003c\/p\u003e\n\u003cp\u003e- Glaze up to cone 6\u003c\/p\u003e\n\u003cp\u003e- Drying shrinkage 5-7%\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Cone 04 - Shrinkage 8%, Absorption 11%\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Cone 02 - Shrinkage 9%, Absorption 9%\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Cone 3 - Shrinkage 11%, Absorption 5%\u003c\/p\u003e\n\u003cp class=\"\" style=\"white-space: pre-wrap;\"\u003e- Cone 5 - Shrinkage 12%, Absorption 2%\u003c\/p\u003e","brand":"Potters Clay Nelson","offers":[{"title":"Default Title","offer_id":50127539175730,"sku":"","price":31.6,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8528\/7218\/files\/Brick_Red_2.png?v=1750076113"},{"product_id":"mb2-speckle","title":"Macs Mud MB2 Speckle","description":"\u003cp\u003eA traditional, iron-bearing, plastic midfire clay body made from 100% New Zealand clays. It offers excellent throwing and handbuilding properties, ideal for both small and large-scale work.\u003c\/p\u003e\n\u003cp\u003ePlease use cones to verify your firings. Don't rely on kiln controllers only.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eNote: \u003c\/strong\u003eDue to the more vitreous nature of MB2 Speckle, firing above cone 8 may result in warping or bloating. We recommend testing for your specific application.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e- 50 mesh\u003c\/p\u003e\n\u003cp\u003e- Glaze up to cone 8\u003c\/p\u003e\n\u003cp\u003e- Dry shrinkage 5-6%\u003c\/p\u003e\n\u003cp\u003e- Cone 5 - Total shrinkage 12-13 %, Absorption 1.5-2.5%\u003c\/p\u003e\n\u003cp\u003e- Cone 6 – Total shrinkage 12-13%, Absorption 1-1.5%\u003c\/p\u003e\n\u003cp\u003e- Cone 7 – Total shrinkage 12.5-13%, Absorption 0.5-1%\u003c\/p\u003e\n\u003cp\u003e- Cone 8 – Total shrinkage 12.5-13%, Absorption 0.3-0.5%\u003c\/p\u003e","brand":"Potters Clay Nelson","offers":[{"title":"2kg","offer_id":50129637933362,"sku":"","price":20.0,"currency_code":"NZD","in_stock":true},{"title":"10kg","offer_id":50129637966130,"sku":"","price":38.4,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/8528\/7218\/files\/MB2Speckle.png?v=1750111158"}],"url":"https:\/\/www.pottersclay.co.nz\/collections\/midfire.oembed","provider":"Potters Clay Nelson","version":"1.0","type":"link"}