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JINAN DAZHI POWER SCIENCE & TECHNOLOGY CO., LTD.
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防污闪涂料行业标准与本公司产品技术参数对照表 Comparison table of PRTV anti-fouling flash coating industry standards and the technical parameters of our products







project

Test value

Standard value DL / T627-2012

Evaluation of results

Test unit

Visual inspection

Appearance without obvious mechanical impurities, floc and sediment, the coating after curing is smooth, smooth and free of bubbles

Appearance without obvious mechanical impurities, floc and sediment, the coating after curing is smooth, smooth and free of bubbles

Meet the requirements

Chinese Academy of Electric Power

Vulcanization time

Surface drying time: 27min

Surface drying time: not more than 45min

Meet the requirements

Chinese Academy of Electric Power

Curing time: 41h

Curing time: not more than 72h

Visual inspection

Hydrophobicity: θav = 110.0 ° θmin = 100.0 ° HC value: HC1 loss characteristics: θav = 106.0 ° θmin = 101.0 ° HC value: HC1 migration characteristics: θav = 128.0 ° θmin = 110.0 ° HC value: HC1 recovery time 18h

Hydrophobicity: θav = 110.0 ° θmin = 100.0 ° HC value: HC1 loss characteristics: θav = 106.0 ° θmin = 101.0 ° HC value: HC1 migration characteristics: θav = 128.0 ° θmin = 110.0 ° HC value: HC1 recovery time 18h

Meet the requirements

Chinese Academy of Electric Power

Volume resistivity

×10 12 2.1 × 10 12

Not less than 1.0 × 10 12

Meet the requirements

Chinese Academy of Electric Power

Relative permittivity test

Er: 2.72

Not more than 4.0

Meet the requirements

Chinese Academy of Electric Power

Positive dielectric loss test

δ:0.27% tg δ: 0.27%

Not more than 4.0%

Meet the requirements

Chinese Academy of Electric Power

Dielectric strength test

27.7

Not less than 18kv / mm

Meet the requirements

Chinese Academy of Electric Power

Tracking resistance and electric corrosion resistance test

Not less than TMA4.5

Not less than TMA4.5

Meet the requirements

Chinese Academy of Electric Power

Adhesion test

Level 1

Not lower than level 2

Meet the requirements

Chinese Academy of Electric Power

Abrasion resistance test

Average 0.14g

Not more than 0.2g

Meet the requirements

Chinese Academy of Electric Power

Corrosion resistance test

Chemical resistance

Under the action of acid, alkali and salt reagents, there is no shedding, wrinkling, foaming, discoloration, etc.

Under the action of acid, alkali and salt reagents, there is no shedding, wrinkling, foaming, discoloration, etc.

Meet the requirements

Chinese Academy of Electric Power

Oil resistance

Under the action of 100 ° C transformer oil, there is no phenomenon of falling off, foaming, wrinkling, discoloration, etc.

Under the action of acid, alkali and salt reagents, there is no shedding, wrinkling, foaming, discoloration, etc.

Meet the requirements

Chinese Academy of Electric Power

Contrast test of wet flashover voltage

With PRTV coating U1 = 55KV

The wet flashover voltage of coated insulators must not be lower than the wet flashover point pressure of uncoated insulators

Meet the requirements

Chinese Academy of Electric Power

Uncoated U2 = 49KV

Pollution flashover test

Coated U1 = 24 Uncoated U2 = 11.4 U1 / U2 = 2.1

不小于2.0 U1 / U2 is not less than 2.0

Meet the requirements

Chinese Academy of Electric Power

Flammability test

FV-0 level

FV-0 level

Meet the requirements

Chinese Academy of Electric Power

Solid content check

Solid content: 69.53%

Not less than 50%

Meet the requirements

Chinese Academy of Electric Power

Shear strength test

4.64Mpa

Shear strength is not less than 3.0MPa

Meet the requirements

Chinese Academy of Electric Power

Tear strength

6.4KN / m

Tear strength is not less than 12KN / m

Meet the requirements

Chinese Academy of Electric Power

Breaking strength and elongation at break

Breaking strength 4.776MPa Elongation at break 410%

    Breaking strength is not less than 4.0MPa, elongation at break is not less than 250%

Meet the requirements

Chinese Academy of Electric Power

Toxicology test

It belongs to the actual non-toxic level. The intensity of skin irritation is non-irritating level.

Practically non-toxic

Meet the requirements

Chinese Academy of Electric Power

Ice resistance test

/

Anti-icing (average): 21.6%; Deicing (average): 90.1% (level 1)

Meet the requirements

Chinese Academy of Electric Power

Anti-aging test

/

Coating hydrophobic angle change: -4.5%

Meet the requirements

Chinese Academy of Electric Power











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Phone: 0531-81211168 Fax: 0531-81211158

Mobile phone: 15865252973 Address: Environmental Protection Science and Technology Park (Zhengfeng Building), High-tech Zone, Jinan City

Record number: Lu ICP No. 17013753 Anti-fouling flash paint, RTV anti-fouling flash paint, PRTV anti-fouling flash paint

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