HR-442

• This product has skin feel when it is added with matt powder coating, which has the function of hydrophobic and oleophobic.
• Sweat and fingerprints can be eliminated immediately, and the coating is not easy to stick to dust, easy to clean, and feels silky and delicate.
• It also has a certain anti-graffiti effect.

Please pay attention to the mixing order: 

• half resin+pigment.
• Filler+additives+half resin
• The mixing time is 3 minutes (including crushing time)
• Extrusion process parameters: the extrusion temperature is low, between 90-105°C, not too high, the cooling temperature is strictly controlled, the extrusion speed is 38-40HZ, the feeding speed is 20HZ, and it is adjusted under the safe condition that the voltage does not exceed the load.
• Crushing particle size control: the D50 particle size is controlled at about 30 microns, the film thickness is 60-70 microns, and the surface is smooth, good flow and delicate.
• Do not add low molecular weight materials, such as low melting point polyethylene wax, etc.
• You can directly add 1% HR-442 fingerprint resistant agent, which can eliminate fingerprints and handprints without affecting the screen printing and recoatingting effects!
• This product can automatically eliminate hand sweat handprints, and hand oil can be wiped off!