Precision Molded Plastic Parts for Household Items
Molding plastic components using injection molding are essential elements in home appliances because they are cheap, accurate, flexible, and very durable, making them an ideal choice for the mass production of such items. This is a detailed manual discussing the choice of materials, common applications, manufacturing processes, and quality control.
Kitchen & Dining Products
- Food storage containers: Food containers made out of PP using injection molding technique with snap lid having even wall thickness (1.2-2.0 mm).
- Kitchen appliances: Blender jars which are transparent, made out of PC; rice cooker inner lid made out of PP; juicer housing made out of ABS/PC alloy.
- Tableware: Plastic plates, bowls, and spoons made from food grade PP/PS materials.
Home Appliances
- Major appliances: Handles for the fridge door (ABS), washing machine drum baffles (PP), air conditioning control panel frame (PC/ABS blend) with fire resistance.
- Minor appliances: Housings for hair dryers (PBT), electric kettles (heat resistant PP), vacuum cleaner filters (PP mesh with holes).
Cleaning & Daily Necessities
- Cleaning equipment: Mop heads (PP with anti-slip surface designs), caps of detergent bottles (HDPE with threading), bodies of trash cans (HDPE with reinforcing ribs to bear load).
- Bathroom items: Soap dish (ABS), shower holder (PP with anti-corrosion property), toilet seat hinge (PA66+GF).
Storage & Organization Products
- Plastic storage containers (PP/HDPE) which are stackable in nature, plastic drawer sliders (ABS having low friction property), and wardrobe organization accessories (PS with visibility characteristics).

Core Advantages
- Cost-effectiveness: Low unit cost with respect to large-scale production (ideal for quantities of 10k+,) with waste rate less than 5%, far lower than subtractive fabrication methods.
- Design freedom: Can fabricate complicated geometries (snap fits, internal cavities, etc.) not easy to create using other manufacturing techniques, hence minimizing labor and expenses on assembly.
- Uniformity: Processed parts are of consistent quality because of automated production, which conforms to standard requirements of household products brands.
- Materials & safety: It is easier to utilize food safe, non-flammable, and eco-friendly materials, which satisfy international standards (FDA, RoHS, UL).