How Do Magnetic Platens Work?

Applications of magnetic platens on different injection molding machines - HVR MAG

Magnetic platens once magnetized, can perform instant mould/die clamping, no electricity consumed during clamped state | magnetic platens manufacturer HVR MAG

How to Calculate the Clamping Force of A Magnetic Platen?

injection molding tonnage calculation

This passage roughly describes the factors that need to be taken into account to calculate the clamping force of a magnetic platen. For example, the size and shape of a magnet, and surface friction, other factors.