Tungsten alloy block is the product with regular shape, such as square, rectangle and other regular shape. Nickel, Titanium and lead also implied in block.

The density of tungsten putty is 10 g/cm³.Tungsten Putty is non-hardening and easy to mold to any shape, so that you can have any design you want, and is easy to apply and will not dry out even after several weeks exposed to air and sunlight.

Tungsten heavy alloys generally are refractory metal, which have two-phase composites consisting of W-Ni- Fe or W-Ni- Cu or even W-Ni-Cu-Fe, some tungsten alloy is added Co，Mo，Cr, etc. It could be made as various shapes, such as rod, cube, block, brick, ring, etc.

Tungsten bullet weight are used to increase the driving force, the anchor bait concentration and the length of they are being thrown.