Drinkable water pipeline special polyethylene powder coating

Drinkable water pipeline special polyethylene powder coating
Product description
   The basic materials of this series product are polyethylene resin. It is a kind of thermosetting powder coating adding slipping agent, anti-aging agent, stability agent, agglutinant, etc. with good chemical stability, insulation, low temperature resistant, corrosion resistant, etc. It has passed the National Quality Test and Wholesomeness Evaluation.

Cleaning standard
  Accorded with standard CJ/T 120-2000 .
Powder properties
   0.91 -0.95(Different colors)
Even granularity
   220-280 microns
Nonvolatile matter content
   ≥ 99.5%
Melting index
   Fluidizationfloat upward≥20%
Storage stability
   Far from fire, lower than 40℃, ventilation, dry, storage for 2 years.
Film performance
  Eyeballing   Neat,smooth(Slight wrinkle)
  GB 9761   Eyeballing no obvious difference(compared to standard panel)
  GB9754   ≥ 40
  CJ/T 120-2000    Coating no flaking or cleft
VICAT softening point
( ℃)
  GB 1633    85 ‐ 95
Electric intensity Kv/mm
  GB 1408   ≥ 19
Volume specific resistivity (Ω·m)
  GB 1410    < 1.7 × 10 15
Film thickness
  GB/T 1764   250~600 um
Low temperature resistant
   Q/HJ 008-2003   -35℃ ,60h no cleft
Shore hardness
  GB/T6739-86   45~55
Adhesive force
10mm width 180 o stripping
  ≥3 Kg/ 10mm ( passing)
Cathode stripping resistant 65 ℃ , 48h
SY/T 0442
  ≤ 2 mm
Impact test
CJ/T 120-2000
   coating no flaking or cleft
Cleaning test
GB/T 17219
  Accorded with requirements
False speedy
  GB/T 1865
gloss losing,color change: 1 grade; pulverization, cleft: 0 grade
Natural insolation
  GB/T 9276
1 year
gloss losing,color change: 1 grade; pulverization, cleft: 0 grade
Chemical agent resistant
  5%HCL    GB/T 1865   7 days Appearance coating no change
  5%NaOH    GB/T 1763   7 days Appearance coating no change
  5%NaCl    GB/T 176   7 days Appearance coating no change
Execution crafts
  1. Surface process: it should be processed according to bottom materials performance. And after processing, the surface of bottom material should be neutral.
  2. Parts warm-up temperature: 250 -350 ℃
  3. Coating in soaking method. After taking it out, put in 180-250 ℃ /0-5min, and then naturally cool to room temperature.
Application area
   It is fit for the coating of water equipments and pipeline.
Packing and transportation
   20Kg in multi-ply paper bags
  It is a kind of nontoxic powder coating. It should avoid absorbing bug dust. The operating person should take proper dust mask and glasses. If possible, do not keep it in touch with skin.