Dole ne a yi amfani da manne sassa biyu tare da lokacin da aka dace bayan sanyawa a cikin RFE.
Tsawon lokacin da ya dace ba wai kawai yana da alaƙa da abun ciki na polymer na m ba, har ma da sauran abubuwan da suka dace (kamar guduro, Antioxygen, plasticizer, sauran ƙarfi, da sauransu.
Lokacin kusa da lokacin da ya dace, yawanci 'yan sa'o'i ko ranar aiki ɗaya, manne zai zama mafi wahalar aiki, kuma danko yana tashi ba da daɗewa ba.
A ƙarshe, ya zama jelly wanda ba zai iya jurewa ba. 100 ingancin m, Hydroxyl polyurethane (Polyurethane lissafin kusan 20%), RFE yayi 4-7. Chloroprene roba (Asusun Rubber kusan 20%), RFE yana yin 4-7.