diff --git a/AppData/ComLib.cs b/AppData/ComLib.cs
index 39bdaaf..317ced6 100644
--- a/AppData/ComLib.cs
+++ b/AppData/ComLib.cs
@@ -1165,9 +1165,13 @@ namespace AppData
         /// <summary>
         /// Chiave bunk corrente su redis
         /// </summary>
-        protected static string redCurrBunkTabKey()
+        protected static string redCurrBunkTabKey(string machine)
         {
-            return $"{redProdReq}:CurrBunks";
+            if (string.IsNullOrEmpty(machine))
+            {
+                machine = "WRK001";
+            }
+            return $"{redProdReq}:CurrBunks:{machine}";
         }
         /// <summary>
         /// Chiave bunk corrente su redis
@@ -1436,20 +1440,20 @@ namespace AppData
         /// BUNK corrente (x ora copia di first, poi sarà quello SELEZIONATO tra quelli SELEZIONABILI)
         /// </summary>
         /// <returns></returns>
-        public static DS_App.StackListRow getCurrBunk()
+        public static DS_App.StackListRow getCurrBunk(string machine = "WRK001")
         {
             DS_App.StackListRow answ = null;
             DS_App.StackListDataTable tabBunk = null;
             // cerco in cache....
-            if (cachedCurrBunkTab != null)
+            if (getCurrBunkTab(machine) != null)
             {
-                tabBunk = cachedCurrBunkTab;
+                tabBunk = getCurrBunkTab(machine);
             }
             else
             {
                 tabBunk = DataLayer.man.taSTL.getLoaded();
                 // salvo in redis
-                cachedCurrBunkTab = tabBunk;
+                setCurrBunkTab(machine, tabBunk);
             }
             if (tabBunk != null && tabBunk.Count > 0)
             {
@@ -1457,31 +1461,46 @@ namespace AppData
             }
             return answ;
         }
-
-        protected static DS_App.StackListDataTable cachedCurrBunkTab
+        /// <summary>
+        /// resetto curr bunk
+        /// </summary>
+        /// <param name="machine"></param>
+        protected static void resetCurrBunk(string machine = "WRK001")
         {
-            get
+            // svuoto"
+            memLayer.ML.redFlushKey(redCurrBunkTabKey(machine));
+        }
+        /// <summary>
+        /// lettura currBunk table da cache
+        /// </summary>
+        /// <param name="machine"></param>
+        /// <returns></returns>
+        protected static DS_App.StackListDataTable getCurrBunkTab(string machine)
+        {
+            DS_App.StackListDataTable answ = null;
+            string rawData = memLayer.ML.getRSV(redCurrBunkTabKey(machine));
+            if (!string.IsNullOrEmpty(rawData))
             {
-                DS_App.StackListDataTable answ = null;
-                string rawData = memLayer.ML.getRSV(redCurrBunkTabKey());
-                if (!string.IsNullOrEmpty(rawData))
+                try
                 {
-                    try
-                    {
-                        // deserializzo...
-                        answ = JsonConvert.DeserializeObject<DS_App.StackListDataTable>(rawData);
-                    }
-                    catch
-                    { }
+                    // deserializzo...
+                    answ = JsonConvert.DeserializeObject<DS_App.StackListDataTable>(rawData);
                 }
-                return answ;
-            }
-            set
-            {
-                string rawData = JsonConvert.SerializeObject(value);
-                // TTL 5 sec
-                memLayer.ML.setRSV(redCurrBunkTabKey(), rawData, 5);
+                catch
+                { }
             }
+            return answ;
+        }
+        /// <summary>
+        /// salvataggio inc ache currBunk table
+        /// </summary>
+        /// <param name="machine"></param>
+        /// <param name="tabBunks"></param>
+        protected static void setCurrBunkTab(string machine, DS_App.StackListDataTable tabBunks)
+        {
+            string rawData = JsonConvert.SerializeObject(tabBunks);
+            // TTL 15 sec
+            memLayer.ML.setRSV(redCurrBunkTabKey(machine), rawData, 15);
         }
 
         /// <summary>