Zhongtian Electric equipment & insulation material

DMC (BMC) Materials DMC(BMC) Material, that is bulk(dough) molding compounds, Main raw material is：chopped glass fiber、unsaturated polyester（UP）、MD（Filler)）and other auxiliaries；through well blended,made into bulk(dough) molding presoak material. Bulk(dough) molding compounds have excellent electric properties, mechanical properties, heat resistance, chemical-resistance;It’s suitable for a variety of processes and can meet the demands of various products on performance. It can be used to make the machine parts such as transmission components, Inlet pipe, tire valve cap, bumper;and also can be widely used in aviation, construction, furniture, which have demands of earthquake resistant, flame retardant, beautiful, durable,etc. Size：1000x2000mm;1250x2000mm;1250x2500mm Thickness：2~50mm The size of other parts can be customized

3641 Epoxy Laminated Glass Tube 3641 Epoxy Fiberglass Laminated tube description: The glass cloth is impregnated with different resins (epoxy / diphenyl ether / polyesterimide / silicone / bismaleimide) and partially curing, then formed by hot roll baking and curing in a roll coater. Glass cloth laminated pipe has good dielectric properties and machinability. It can be used as insulation structural components for electrical equipment. Can be made into a dry-type transformer coil insulation tube and transformer insulation end. Heat resistance is different according tot he raw material (B/F/H)GB/T 5132.1-2009 IEC61212-1:2006

3641 Epoxy Laminated End Ring Product name:Electrical insulation tramsformer use epoxy resin fiberglass winding tube ends Material:Epoxy resin fiberglass winding tube ends Color:Yellow Usage:Insulating structural parts of electrical apparatus in transformer Electrical insulation tramsformer use epoxy resin fiberglass winding tube ends The glass cloth is impregnated with different resins (epoxy / diphenyl ether / polyesterimide / silicone / bismaleimide) and partially curing, then formed by hot roll baking and curing in a roll coater. Glass cloth laminated pipe has good dielectric properties and machinability. It can be used as insulation structural components for electrical equipment. Can be made into a dry-type transformer coil insulation tube and transformer insulation end. Heat resistance is different according tot he raw material (B/F/H)GB/T 5132.1-2009 IEC61212-1:2006

H-class Square Laminated Pipe Product name:Electrical equipment transformer reactor use epoxy fiberglass square tube H-class rectangle tube Material:Epoxy resin fiberglass Color:Brown red Usage:Insulating structural parts of electrical apparatus in transformer Description Non round tube is made from wet method high temperature resistant resin and fiber glass cloth or yarn, and then rolled in wet method,and then dried and consolidated.It has excellent mechanical,dielectric and machining property. It can be used as insulating structure spare part in electrical equipment,and can be also used with transformer oil in wet environment.It can be used on transformer, reactor etc. No. Item name Unit Vaules 1 Apperance   White,shadow green,brown,dark brown 2 Density g/cm3 1.62–1.85 3 Bending strength MPa ≥150 4 Volume resistivity MΩ.m ≥108 5 Vertical layer withstand voltage V/mm ≥6000

Glass Fiber Laminated Rod Model Number:FR-4 Type:Insulation Sheet Material:Fiberglass, FR4/G10 Application:High Voltage Rated Voltage:40KV Tensile Strength:490MPa Method:stamping,cutting,drilling,blasting,sawing,milling Color:light green,yellow,black,red Breakdown voltage:54.6 KV Function:strutting piece Description FR4 Epoxy rod is made from electrical glass cloth that impregnated with epoxy resin under pressure and heat, with Mechanical and electrical application, good moisture resistance.3840, 3841 (China standard) is in accordance with FR4, G10 (NEMA standard)  Technical requirement for surface The surface shall tidy and smooth, bubble, impurity are not allowed. But slight scratch and color punctum are allowed. Edge is to be cut smooth. The delamination and crackle on the end of surface are not allowed Application Chemical machine parts , general machine parts and gear ,and generators, Pads, base, baffle etc.. Generator ,transformer, fixture,

Glass Filament Winding End Coil Product name:Dry type transformer use epoxy resin fiberglass gasket winding back up ring Material:Epoxy resin fiberglass Color:Green Certifaction:IEC UL Standard:International standard Brand:China ZT Usage:Dry type transformer Description Fiberglass yarn impregnated with epoxy resin etc,and then rolled in wet method,and then dried and consolidated.Its heat resistance level can be up to H level,and it also has excellent electrical and mechanical properties,low dielectrical loss,no deformation,chemical resistant etc.It can be used as main insulator on H grade dry type transformers,load tap changer,reactor,lightning protector,SF6 Inductor etc.

DMC (BMC) Materials DMC(BMC) Material, that is bulk(dough) molding compounds, Main raw material is：chopped glass fiber、unsaturated polyester（UP）、MD（Filler)）and other auxiliaries；through well blended,made into bulk(dough) molding presoak material. Bulk(dough) molding compounds have excellent electric properties, mechanical properties, heat resistance, chemical-resistance;It’s suitable for a variety of processes and can meet the demands of various products on performance. It can be used to make the machine parts such as transmission components, Inlet pipe, tire valve cap, bumper;and also can be widely used in aviation, construction, furniture, which have demands of earthquake resistant, flame retardant, beautiful, durable,etc. Size：1000x2000mm;1250x2000mm;1250x2500mm Thickness：2~50mm The size of other parts can be customized

SMC  Composite Materials SMC is the abbreviation of Sheet Molding Compound.. Main raw material is：glass fiber（GF）、unsaturated polyester（UP）、low profile additives，MD（Filler) and other auxiliaries.SMC composite material and SMC Moulded Products, have excellent electrical insulation performance, mechanical properties, heat stability, chemical-resistance. SMC Products are mainly used in the insulation accessories of electrical industry, Parts of automobile or train, structural parts of communications engineering and explosion-proof electric appliance outer covering, etc.

Epoxy fiber glass laminated rod Epoxy laminated glass rod are electrical alkali-free glass cloth impregnated with alkali-free glass cloth epoxy resin formed by hot pressing. The dielectric properties of the product have high mechanical strength and dielectric property, used for processing various insulation accessories. G10 epoxy laminated glass rod has a high mechanical strength at moderate temperature, it dielectric performance is stable under high humidity, used as insulating structural parts for F-class motors, electrical equipment as , and other purposes. FR4 epoxy laminated glass rod is similar to G10, high mechanical strength at high temperature, used as insulation parts for F-class motors, electrical equipment. FR5 epoxy laminated glass rod is similar to G11, flame retardant, used as insulating structural parts.for Class F motors, electrical equipment which has fire-retardant requirement. Product length: 1000mm   Diameter: 10~200mm Epoxy fiber glass laminated r

Epoxy Phenolic glass laminated rod 3840 epoxy Phenolic glass laminated rod is a glass cloth impregnated with epoxy Phenolic resin, formed by hot pressing. high mechanical properties, dielectric properties and good machinability, suitable for electrical equipment as insulating structural parts, and can be used in wet conditions and transformer oil. 3841 epoxy laminated glass cloth rod is a glass cloth impregnated with epoxy resin formed by hot pressing. High dielectric strength and mechanical strength under dry and wet conditions. Used as insulating structural parts for electrical equipment, also can be used in transformer oil under wet conditions. Product length: 1000mm, Diameter 10~100mm Epoxy phenolic glass laminated rod No. Item Unit Model 3840 3841 1 Application standard —  JB890-75 GB5133-85 2 Density g/cm 1.70～2.00 1.70～2.00 3 Bending strength  MPa 343  241.3 4 Tensile strength MPa 196 — 5 Parallel direction insulation resistance after soaking 1 x 10 — 6 Pa

3721 Phenolic Cotton Cloth Laminated Rod Characteristics and application: Temperature classification is B. It is made of cotton cloth as the base impregnated phenolic epoxy resin, then heated and pressed in molder. Used for machinery and electricity. It can be machined precisely. NO. Item Unit Normal value 1 Density 6-51mm Diameter g/cm³ ≥1.26 2  Compressive strength Mpa ≥137 3 Flexural strength Mpa ≥82 4 Water absorption 6mm Diameter % ≤1.4 13mm Diameter ≤1.1 25mm Diameter ≤1.0 ＞25-51mm Diameter ≤1.1 5 Breakdown Voltage parallel to the layer KV ≥10

355 Diphenyl Oxide Resin Glass Cloth Laminated Tube Characteristics and application: Temperature classification is H. It is made of E-glass fabric as the base material and diphenyl oxide resin, then pressed , heated and baked. It has a very good electrical performance and great dielectric property. Used widely as insulation structure in electrical equipment and parts, No. Item Unit Value 1 Density g/cm3 ≥1.4 2 Water Absorption % ≤0.6 3 Bending strength MPa ≤210 4 compressive strength MPa ≥85 5 shear strength MPa ≤11 6 Volume resistivity Normal Ω·m ≥6.7×1013 Soak for 24 hours ≥1.8×1010 7 Parallel layer insulation resistance Normal Ω ≥5.7×1013 Soak for 24 hours Ω ≥6.2×1013 8 dielectric dissipation factor50Hz,180℃±2℃ — ≤0.5 9 Vertical resistance voltage (At 90℃±2℃ transformer oil 5min) MPa ≥10 10 Heat resistance grade — H 11 Storage — 18 months (under 40℃)

3652 Silicone Glass Cloth Laminated Tube Characteristics and application: Temperature classification is H. Silicone glass cloth laminated tube are formed by hot rolling and baking electrical insulation glass cloth impregnated with silicone resin under heat and pressure. Silicone glass cloth laminated tube has high mechanical properties and excellent electrical insulation parts, can be used as switches in the arc-resistant material.

3640 Epoxy glass Fabric Laminated Tube Characteristics and application: Temperature classification is B. It is made of E-glass fabric as the base material and epoxy resin as the adhesive, then heated, pressed roll and baked, tight  structure, low water absorption, high mechanical and electrical properties. Used as the insulation structure parts of high voltage electrical apparatus.   NO. Item Unit Normal value 1 Density Inner Diameter 6-13 g/cm3 ≥1.65 ＞6-13 ≥1.7 2 ompressive strength (axial) Mpa ≥138 3 Shear strength Mpa ≥14.7 4 Electrical strength perpendicular to the layer Wall thickness mm 1.5 Mv/m ≥14 ＞1.5-3 ≥10 ＞3-6 ≥8 ＞6-13 ≥6 5 Water absorption % standard 6 Breakdown voltage parallel to the layer KV ≥30 7   Flexual strength RT Mpa – 155±2℃ After immersed in water 8 Insulation resistance RT Ω _ 155±2℃ After immersed in water

380 Phenolic Cotton Laminated Tube Characteristics and application: Temperature classification is E. It is made of specialized  cotton cloth impregnated phenolic resin, after dried, then heated, pressed  and baked. Good mechanical property. Used as the radial thrust bearing and material with wear resistance. 380 Phenolic Cotton Laminated Tube NO. Item Unit Normal Value 1 Density g/cm3 ≥1.25 2 Compressive strength Mpa ≥118 3 Tensile strength Mpa ≥69 4 Oil resistance at 130±2℃ transformer oil h ≥4 5 Thermal stability at 105±2℃ h ≥24 6 Water absorption, wall thickness of Samples mm 1.5-3 % ≤2.0 3.1-4.5 ≤1.5 4.6-6.0 ≤1.3 6.1-9.0 ≤1.2 ≥9.0 ≤1.0