Ecopencil Polymer Pencil

Listing ID #503211

We are offering polymer pencil.
preservation of environment due to totally wood-free pencil manufacturing
simple manufacturing process
very low raw material inventory
waste free manufacturing
homogeneous mixing of casing / body and writing core
easiest sharpening, smooth writing
pencils with lining and glossy finish in one single co-extrusion process
cheapest material formulation using commonly available raw materials
easy market penetration due to market demand
1. A plastic pencil comprising a writing core, a porous casing to enclose said writing core, and a coating which is coated on the surface of said porous casing, said casing being a homogeneous unitary mixture composed of 100 parts by weight of atactic polystyrene, 10-40 parts by weight of polyethylene, 10-55 parts by weight of glass fibers and the required amount of a coloring agent and having sharpenability comparable to that of incense cedar and a flexural modulus in excess of 30,000 kg/cm2, and said coating being a homogeneous unitary mixture composed of 100 parts by weight of atactic polystyrene, 5-50 parts by weight of polyolefin and a required amount of a coloring agent.