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Woasusuw sɛnea plastic nkratafa dan tray, panel, anaa nneɛma a wɔde kyekyere nneɛma ho pɛn? Ɛde adeyɛ bi a wɔfrɛ no thermoforming na efi ase. PVC yɛ nea ɛwɔ soro a wɔpaw ma eyi no mu biako. Ɛyɛ den, ahobammɔ wom, na ɛnyɛ den sɛ wobɛhyehyɛ.Wɔ saa post yi mu no, wobɛsua nea PVC thermoforming yɛ, nea enti a wɔde di dwuma, ne sɛnea wɔyɛ no yiye.