Valves and pipes powder coating/powder tech

Brief description

It is mainly composed of epoxy resin and curing agent.

Features

• Excellent mechanical properties (impact resistance, hardness, toughness, adhesion, etc.)
• Good coating surface effect
• Strong corrosion resistance
• Good insulation

Application areas

Mechanical and electrical equipment, safes, industrial equipment, pipelines, steel wires, chemical laboratory equipment and other anti-corrosion fields

Product series

Standard curing type and low temperature curing type are available

Can be made into various glosses and colors

Can be made into hot melt epoxy

Technical parameters

Powder performance

Specific gravity: 1.1~1.8g/cm³

Mechanical properties

Test items	Test standards	Performance indicators
Pencil hardness	GB/T6739-1996	>2H
Adhesion	GB/T9286-1998	Grade 0
Bending	GB6742-86	Φ3mm
Impact	GB/T1732-93	50kg.cm
Cupping	GB9753-88	>6mm

Corrosion resistance

Test items	Test standards	Performance indicators
Salt spray resistance	GB/T1771-91	No change in coating after 1000 hours, unilateral corrosion at scratches <2mm
​Moisture and heat resistance	GB/T1740-79	Slight gloss loss after 1000 hours, ≤1 level

Note: The above parameters are laboratory data and are for reference only. The actual indicators are related to factors such as customer environment, equipment, materials, pretreatment, and spraying process.

Application conditions

Pretreatment: phosphating, chromating, sandblasting

Coating: Suitable for corona electrostatic spraying, friction electrostatic spraying, electrostatic fluidized bed spraying, fluidized bed dipping

Curing conditions:

200℃ at 10 minutes

180℃ at 15 minutes

Can also be designed according to customer needs

Drinking water product certification

British WRA5 standard

US NSF61 standard

German KTW/W270 standard

Drinking water valve testing standards: BS/EN14901. ANSI/NSF61

Packaging

Carton packaging, net weight 20kg/box

Lined with double-layer polyethylene plastic bags

Storage conditions

Store in a dry and ventilated room below 30℃

Avoid direct sunlight

Under this condition, the powder can be stably stored for 6 months

Safety and health

• All raw materials of powder coatings do not contain toxic substances.
• No toxic gas is released during baking.
• Avoid inhalation of dust during use.
• Operators should wear dust masks.
• Minimize long-term contact between skin and powder.
• Paint attached to the skin can be washed with soap.

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