LKprototype All "Rapid tooling" articles
Rapid Injection Molding Cost: Tooling, Part Price, and Break-Even Volume Explained
If you are evaluating whether rapid injection molding fits your program, the honest answer is that there is no single price. Cost splits into a one-time tooling investment and a recurring per-part price, and the split determines whether the process makes sense at your volume. This guide breaks down the cost structure and shows how to model break-even against CNC machining and 3D printing. Key takeaways Rapid injection molding cost has two parts: non-recurring tooling (NRE) plus a recurring per-part price that includes material, machine time, and finishing. Aluminum rapid tooling is the cheapest and fastest but has limited tool…
Overmolding Prototypes with Vacuum Casting: Materials, Design Rules and Process Guide
You can make an overmolding prototype by pouring one material over another. This helps you create a part with different features. Vacuum casting for rapid prototyping lets you mix materials like hard plastics and soft elastomers in one part. This method is good when you need strong layers to stick together. It is important to pick materials that work well together and stick well. Here are some common materials used: Material Type Description Rigid Polyurethanes They resist impacts and chemicals. Flexible Polyurethanes People use them for bendy parts. Soft Rubber It gives grip or makes things softer. Elastomers These are…
Silicone Molding for Low Volume Production: Cost, Process and Tooling Guide
Silicone molding for low volume production is a cost-effective manufacturing solution widely used for prototyping and small batch production. Compared to traditional injection molding, low volume silicone molding offers faster lead times, lower tooling costs, and greater flexibility for custom parts. You can pick silicone molding for low volume production. It is good when you want cheaper ways to make prototypes or custom parts. Silicone molding lets you change things easily and get quick results. You may use methods like compression molding, vacuum casting, or injection molding. These ways are great for making small batches and short runs. Silicone molding…
Silicone Mold Materials and Properties: Types of Silicone for Mold Making
Silicone mold material helps you make and copy objects easily. Silicone is used in mold making because it shows small details and stays bendy. The main types are: Liquid Silicone Rubber (LSR) High Consistency Rubber (HCR) Room Temperature Vulcanizing (RTV) Silicone Each type has its own good points. Silicone costs less, works fast, and lets you change designs more than other molds. AdvantageExplanationCostSilicone molds need less money to start and cost less than injection molds.SpeedSilicone molds are made fast, sometimes in just a few days, so you can test ideas quickly.Design FlexibilitySilicone molds show tiny details, fit tricky shapes, and…
