This is due to the fact that processing agreements do not include the cost of raw materials and that prices are indeed processing rates. Two of them are not involved in recycling activities and therefore cannot expect higher margins from processing agreements. Frequent short expressions: 1-400, 401-800, 801-1200, Plus retreaded tires can buy used tires in workshops or work in accordance with delivery contracts. The invoicing by this contract was determined in such a way that the business plan reflected the conditions that CEB could expect at the time of the call for tenders. Retreaders can buy used tires in a garage or retread them to order. All retreadeds tested use two sources of supply for their tyre manufacturing (roofs or subcontractor contracts). Search Results: 15. Exactly: 15th hour of response: 63 ms….