2 files changed, 17 insertions, 2 deletions
diff --git a/src/main/java/gregtech/api/recipe/RecipeCategories.java b/src/main/java/gregtech/api/recipe/RecipeCategories.java
index c2de890793..61eed8a8d7 100644
--- a/src/main/java/gregtech/api/recipe/RecipeCategories.java
+++ b/src/main/java/gregtech/api/recipe/RecipeCategories.java
@@ -3,6 +3,7 @@ package gregtech.api.recipe;
 import static gregtech.api.enums.Mods.GregTech;
 import static gregtech.api.recipe.RecipeCategory.createIcon;
 
+@SuppressWarnings("unused")
 public final class RecipeCategories {
 
     @RecipeCategoryHolder
@@ -53,4 +54,18 @@ public final class RecipeCategories {
         RecipeMaps.hammerRecipes,
         builder -> builder.setDisplayImage(
             createIcon(GregTech.getResourcePath("textures", "gui", "picture", "forge_hammer_recycling.png"))));
+
+    @RecipeCategoryHolder
+    public static final RecipeCategory ticPartExtruding = new RecipeCategory(
+        "gt.recipe.category.tic_part_extruding",
+        RecipeMaps.extruderRecipes,
+        builder -> builder.setDisplayImage(
+            createIcon(GregTech.getResourcePath("textures", "gui", "picture", "tic_part_extruding.png"))));
+
+    @RecipeCategoryHolder
+    public static final RecipeCategory ticBoltMolding = new RecipeCategory(
+        "gt.recipe.category.tic_bolt_molding",
+        RecipeMaps.fluidSolidifierRecipes,
+        builder -> builder.setDisplayImage(
+            createIcon(GregTech.getResourcePath("textures", "gui", "picture", "tic_bolt_molding.png"))));
 }
diff --git a/src/main/java/gregtech/api/recipe/RecipeCategory.java b/src/main/java/gregtech/api/recipe/RecipeCategory.java
index d7729ac493..9f8674e939 100644
--- a/src/main/java/gregtech/api/recipe/RecipeCategory.java
+++ b/src/main/java/gregtech/api/recipe/RecipeCategory.java
@@ -16,7 +16,7 @@ import gregtech.api.util.FieldsAreNonnullByDefault;
 import gregtech.api.util.MethodsReturnNonnullByDefault;
 
 /**
- * Used to display recipes on NEI on different tabs.
+ * Allows certain recipes to be displayed on different tabs on NEI.
  * <p>
  * Also apply {@link RecipeCategoryHolder} annotation to each instance to be picked up by GT config.
  */
@@ -69,7 +69,7 @@ public final class RecipeCategory {
     }
 
     /**
-     * Creates icon for recipe category. Size is 16px.
+     * Util method for creating icon for recipe category. Size is 16px.
      */
     public static DrawableResource createIcon(String resourceLocation) {
         return new DrawableBuilder(resourceLocation, 0, 0, 16, 16)