| Customization: | Available |
|---|---|
| Material: | Composite of Glassfiber & Vinyl Ester Resin |
| Application: | for Manhole of 40ton Load |
|
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Description for SMC:
The formula is specially designed for Manhole cover withstanding 40ton load.
| Item | Standard | Date | Remark |
| Density( g/cm³) | GB1463-88 | 1.75 -1.85 | /// |
| Glass fiber content(%) | GB/T15568-95 | 60 | /// |
| Water absorption(mg) | GB1462-88 | ≤20 | /// |
| Average Shrinkage (%) | GB/T15568-95 | ≤0.15 | /// |
| Tensile Strength(Mpa) | GB1447-83 | ≥110 | /// |
| Flexural Strength(Mpa) | GB1449-83 | ≥240 | /// |
| Impact Strength( kJ/m²) | GB1451-83 | ≥100 | /// |
| HDT(ºC) | GB1634-79 | ≥220 | /// |
| Color | Grey | ||
| Type | Application |
| SMC-A (electric) | High mechanical strength products such as high/low voltage switch box, insulation plates |
| SMC-B (flame retardant) | High mechanical strength and flame retardant products such as signal lamps, cable tray |
| SMC-C (high-strength) | Special high mechanical strength products such as hammer handle |
| SMC-D (general purpose) | Non-electric products such as chair, water tank |
| BMC-A (electric) | Electric parts with common mechanical strength |
| BMC-D (general purpose) | Non-electric press mould products with common mechanical strength |
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