Questions and Answers for Master Magnet 3/8 in. x 1/2 x 1-7/8 in. Heavy-Duty Block Magnet (2 per Pack)

A:  For this heavy duty block magnet, 3/8 x 1/2 x 1-7/8 in. is the correct dimension of 1 piece.

A:  3/8 in. x 7/8 in. x 1-7/8 in.

A:  These will work for this application.

A:  Should it you put one on each corner.

A:  No, the ceramic will not hold to the magnetic tape on the other side of acrylic. The magnetic field on the magnetic tape does not have enough “depth of pull” or “reach” to go through the acrylic and hold to another magnet. Most applications that I have seen for aquariums or holding through acrylic, use a larger ceramic magnet (3/8 x 7/8 x 1-7/8) or neodymium/rare earth on both sides of the acrylic or glass.

A:  They would work, however, they are not covered and could soil fabric. You could use Model # 97414, Internet #206503435, Store SKU #1001597476, Magnetic Badge Holder (2-Pack). This name badge magnet will not leave holes, tears, or other damage to the fabric. 2 powerful neodymium disc magnets are mounted to 1 metal plate. Adhesive with liner on other metal plate.

A:  The maximum pull for this magnet is .5 pounds.

A:  This block magnet is Grade 5.

A:  The ceramic block is not designed to be used as a door latch so we are unable to make recommendations for this purpose.