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Polyester
一 般 介 绍：采用羧基聚脂树脂制成的粉末涂料，可用于室外产品领域。如：存放于露天的电器设备外、 建筑装潢、公路护栏、户外家具、空调外机等。（可分为含TGIC或不含TGIC-free两类产品）。标产 ···
13901502010 QQ Online
Detailed introduction
Polyester powder coatings
General introduction
This type powder coating is prepared from polyester resin, it can be used in the coating for outdoor products, such as the shell surface coating for outdoor electrical equipments, construction decorating and highway protective fence.
Product Series
Products of different gloss are available, high gloss (above 80%), semi gloss(50-80%), flat gloss(20-50%) and no gloss(below 20%). (The gloss can be adjusted according to the customers’ to the demand.)
Physical properties of the powder
Density(g/cm3,25℃):1.4-1.7
Granularity distribution:100%below 100μm(it can be adapted to the customers’ demand)
Curing Condition
200℃(workpiece temperature), 10minutes
Average coating rate
8-11㎡/kg, film thickness:60μm (calculated according to 100% consuming of powder coating)
Coating performance
Testing items | Standards and methods | Inspecting index | |||
High gloss | Semi/flat gloss | No gloss | |||
Impact strength | GB/T 1732-1993 | 50kg.cm | 40kg.cm | 40kg,cm | |
ERICHSEN TEST | GB 9753-1988 | 8mm | 7mm | 7mm | |
Adhesion(CHECKED TEST) | GB/T 9286-1998 | Grade0 | |||
Bending resistance | GB 6742-1986 | 2mm | 3mm | 3mm | |
Pencil hardness | GB/T 6739-1996 | F-H | |||
Salt mist resistance | GB 1771-1991 | >500h | |||
Heat & moisr resistance | GB 1740-1989 | >1000h | |||
Heat resistance | 100℃×24h(white color) | Good gloss retention, Aberration≤1 | |||
Resistance to elements(accelerated aging test) | 60℃×8h under UV+50℃×4h condensation, the process was cycled for 500h | Gloss retention≤2 aberration≤2 | |||
Notations | ⒈The tests above used the cold rolling steel plate of 0.8mm thick with preceding standard treatment. The thickness of the coaring layer is 60-80μm | ||||
2. The above property index may slightly vary with the variation of the color and gloss .标记机 | |||||
