Ring ball Apparatus

Ring ball Apparatus A useful apparatus for demonstrating thermal expansion. Includes a brass ball and a brass ring each mounted on a handle. The ball fits easily through the ring at room temperature. When the ball is heated over a flame, it expands and no longer fits in the ring.   Escrow is safe for buyers and sellers, we recommend you to choose Escrow,it supports Credit card,   Money bookers, Visa, Master-card, Western union etc.   If you need to use "other" payments,please contact us ,via mail or message.   Payment should be finished within 7 days, if have some difficult, please notify me.   We only ship to your confirmed address. Please make sure your shipping address is co   {"@context":"https://schema.org/","@type":"Product","@id":"https://www.laboratorydeal.com/products/ring-ball-apparatus#product","name":"Ring ball Apparatus","itemCondition":"https://schema.org/NewCondition","gtin14":"","mpn":"207372124187","sku":"50","image":"https://cdn.shopify.com/s/files/1/2407/1409/products/ring-ball-apparatus-automatic-and-a-definition-experiment-function-laboratory-equipments-deal-laboratorydeal-tool-brass-metal_229.jpg","description":"Special PriceGet extra 30 off (price inclusive of discount) / Bank Offer 0% Instant Discount * with HDFC Bank Debit and Credit Cards / PhonePe Offer.","category":"Laboratory equipments","aggregateRating":{"@type":"aggregateRating","bestRating":"5","ratingValue":"5","reviewCount":"23"},"offers":[{"sku":"50","weight":{"@type":"QuantitativeValue","unitText":"kg","value":"1"},"mpn":"","priceCurrency":"INR","price":"400.00","itemCondition":"https://schema.org/NewCondition","url":"https://www.laboratorydeal.com/products/ring-ball-apparatus?variant=2957144981531","gtin14":"","priceValidUntil":"2023-12-31","availability":"https://schema.org/InStock","aggregateRating":{"@type":"aggregateRating","bestRating":"5","ratingValue":"5","reviewCount":"23"}}]}