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High Tolerance Gpo3 Material Machined Parts Upgm203 CNC Machining Parts

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High Tolerance Gpo3 Material Machined Parts Upgm203 CNC Machining Parts

Brand Name : Hongcheng
Model Number : GPO3
Certification : UL(E344098)/RoHS 2.0 /Reach/SGS
Place of Origin : China Xiamen
MOQ : 100 pieces
Price : USD 3-3.8 per kg
Payment Terms : T/T
Supply Ability : 100pcs per day
Delivery Time : 1-3 work days
Packaging Details : pallet / carton / case
Toxicant(Emission halogen etc.) : Low
The anti microbial properties of bacteria : good
Specific Gravity : 2g/cm3
Color : Red/White/Brown/Grey
Water absorption : ≤0.5%
Compressive strength : ≥300Mpa
Flexural Strength : ≥180Mpa
Impact strength : ≥60KJ/m2
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Red GPO3 machined parts have high tolerance,upgm203 CNC machining parts

Red GPO3 machined parts is rigid laminated sheet made by heat pressing which composed of e-class glass-mat reinforced unsaturated polyester & inorganic filler binder.

Excellent Arc Resistance(Arc Resistance ≥ 180 S

Gained DIN5510 certification

Gained EN45545 certification
Excellent Track Resistance(CTI ≥ 600 V)
Excellent Heat Resistance(Class F )
Excellent Thermal Impact (Temp. Index: -273°C to +155°C)
Excellent Fire Retardant(UL 94 V-0 Grade)
Excellent Mechanical Strength & Automatic Machining
Low Smoke, Halogen Free Products (NF F16-101/102 )
RoHS,Reach Certified products

it is is used extensively in low & middle voltage electrical equipment as insulating structures such as circuit breaker, switchgear, transformer, DC motor, AC contactor,converter,inverter & explosion-proof apparatus etc. ; automotive industry etc field. In electrical Apparatus: making of phase & end barriers, contact terminal supports, terminal plate, insulating supports, bus bar supports and mounting panels in switchgear; arc-chute plate, arc extinguishing cover & cylinder in circuit breaker and signal panels in other types of electrical apparatus; and electric melting furnace insulations. In electrical motor: making of armature parts, cover plate,slot wedge, stator, gasket,shims,carbon brush etc.

GPO-3 Laminates Sheet Technical Data Sheet

Hong Cheng GradeHC-GPO3
IEC 893 / EN 60893 GradeUP GM 203
DIN 7735 GradeHM 2471
ItemsTest MethodUnitTypical Values
Physical PropertiesColorVisual inspection----Red/White/Brown/Grey
Specific GravityIEC 60893-2:2003g/cm31.95-2.05
Water absorptionISO62:2008%≤0.5
Mechanical propertiesTensile StrengthIEC 60893-2:2003Mpa≥130
Compressive strengthIEC 60893-2:2003≥300
Flexural StrengthIEC 60893-2:2003≥180
Impact strengthIEC 60893-2:2003KJ/m2≥60
Electrical propertiesVolume ResistivityIEC 60093:1980Ω·m≥ 1.0 x 1010
Surface ResistivityIEC 60093:1980Ω≥ 1.0 x 1012
Electric Strength ┴IEC 60893-2:2003kV/mm≥ 12
Breakdown Voltage //IEC 60893-2:2003kV/25mm≥ 80
Arc ResistanceIEC 61621:1997sec≥180
PTI Proof Tracking Index PTIIEC 60893-2:2003---≥600
Dielectric ConstantIEC 60893-2:2003---4.0-5.0
tgδ Dissipation FactorIEC 60893-2:2003---≤0.03
Thermal propertiesCoefficient of Thermal ExpansionASTME 228-111/K≤2x10-5
Temperature IndexIEC 60085:2004155
Flame Resistance performanceOxygen IndexISO 4589-2:1996%O2≥ 30
Flame ResistanceIEC 60893-2:2003---V-0
Toxicant(Emission halogen etc.)E662---


Other propertiesThe anti microbial properties of bacteriaG21-G22---


Red GPO3 machined parts are widely used as the core insulating structural parts or components in the following fields:
1) New energy, such as wind power, Photovoltaic generation and nuclear power,etc
2) High-voltage electrical equipments,such as high-voltage VFD (Variable-frequency Drive), high-voltage soft start cabinet, high-voltage SVG and Reactive po wer c ompensa tion,etc.
3) Large and medium generators,such as hydraulic generator and turbo-dynamo.
4) Special electric motors, such as traction motors,metallurgical crane motors,rolling motors and the other motors in aviation, water transportation and mineral industry,etc.
5) Dry type transformers
6) UHVDC transmission.
7) Rail transit

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polyester sheets


glass reinforced polyester sheet

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