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filter element powder Coating

Introduction

Accurate selection of powder has always been a problem for the powder industry. To solve this problem, we name the powder according to the industry’s requirements for powder coatings. We select materials for different industries and make corresponding adjustments to the process to better match the industry’s requirements. We provide customers with high-quality and low-cost products that are easy to use.

Product name filter element powder
Applicable industries automotive filter element
Powder specific gravity 1.2-1.8ɡ/cm³
Product features
  • Good flexibility, no powder burst after edge sealing.
  • Good air permeability, no bubbles after edge sealing.
Physical properties Bending ASTM D522 Passed-curvature diameter is 5mm.
GB/T1731 Passed-curvature diameter is 1mm
Dry adhesion ASTM D3359 Passed-result is 5B.
ISO 2409 Passed-result is 0 grade.
GB/T9286 Passed-result is 0 grade.
Cupping ISO 1520 Passed 5mm-No cracking or shedding of coating.
GB/T9753 Passed 5mm-No cracking or shedding of coating.
Impact resistance (positive impact) ASTM D2794 ≥50kg.cm
GB/T9753 50kg.cm
Pencil hardness (scratch hardness) ASTM D3363 ≥H
GB/T6739 ≥H
Storage stability 12 months (less than 30℃ environment). Re-test after expiration. If it meets the requirements, it can be used at will.
Curing process 200℃/12min, 180℃/15min (workpiece surface temperature).
Pretreatment All metal substrates need to be degreased and degreased, iron metals are treated with zinc or iron phosphating and aluminum chromium to improve corrosion resistance.
Coating
  • Manual or automatic spraying equipment can be used. To ensure the consistency of the coating, automatic spraying equipment is recommended.
  • Unsprayed powder can be recycled through an appropriate recycling system.
  • Atomizing air pressure ∽0.5 bar, primary air ∽0.5 bar, spraying voltage 40-90kv.
Damage repair Surface treatment: Grinding + air cleaning.

Application: Recoating mode,reduce spraying voltage.

Safety Warning
  • When spraying, do not eat, drink or smoke, and avoid inhalation of dust.
  • Wear a suitable breathing mask.
  • For more information, please ask the salesperson for the material safety data sheet of the specific product for reference.

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