Product Description
1 .Description: 2450 silicone varnished glass cloth is made by fiber glass cloth impregnated with silicone varnish.
insulation Impregnated cloths Silicone varnished glass cloth
Basic Material of insulation Impregnated cloths Silicone varnished glass cloth: E-glass fiber cloth
Impregnated Varnish: Organic silicon varnish.
Temp. class: H(180)
Features and Applications of insulation Impregnated cloths Silicone varnished glass cloth:
- Excellent heat resistance, elasticity, good fungus, cold and oil resistance
- As coil insulation for H-Grade motors and electric appliances.
2.Specifications:
1).Thickness:0.11,0.13 ,0.15 ,0.17 ,0.20mm
2). Characters Class H(180°C)
3). Excellent heat resistance
4).good fungus cold and oil resistance.
3. Application: As coil insulation for H-Grade motors and electric appliances and for the insulating wrap .
Properties | Units | values |
| Nominal thickness | mm | 0.1 | 0.12 | 0.15 | 0.18 | 0.2 | 0.25 |
| Tolerance | mm | ±0.01 | ±0.012 | ±0.015 | ±0.018 | ±0.02 | ±0.025 |
| hydrolysis resistance Under105±2OC 24h | / | Varnished film not breakdown |
| Oil acid value( varnished glass clothto the influence of oil)(45# transformer oilUnder105±2OC 72h ) | mgkOH/g | ≤0.5 |
| ( oil to the influence of varnished glass cloth)(45# transformer oilUnder105±2OC 48h ) | / | Varnished film shall not be broken down |
| Tensile strength | Length | N/10mm | ≥70 | ≥90 | ≥100 | ≥105 | ≥110 | ≥120 |
| Cross | ≥40 | ≥50 | ≥60 | ≥65 | ≥70 | ≥80 |
| 45° | ≥40 | ≥60 | ≥65 | ≥65 | ≥70 | ≥80 |
| On lapping place cut on bias | Before impregnation | ≥20 | ≥25 | ≥30 | ≥30 | ≥35 | ≥35 |
| After impregnation | ≥20 | ≥20 | ≥20 | ≥30 | ≥30 | ≥30 |
| Shrinkage 10% Under 450 | 2~12 | 2~12 | 3~15 | 3~15 | 4~16 | 5~20 |
| Shrinkage when break down | warp-wise | % | ≥1.5 | ≥1.5 | ≥2.0 | ≥2.0 | ≥2.5 | ≥3.0 |
| 45O | ≥15 | ≥15 | ≥15 | ≥20 | ≥20 | ≥20 |
| Edge Tearing Resistence | warp-wise | N | ≥5 | ≥6 | ≥7.5 | ≥10 | ≥20 | ≥25 |
| 45O | ≥50 | ≥60 | ≥75 | ≥80 | ≥90 | ≥120 |
| Breakdown voltage | Under23±2OC | KV | ≥5 | ≥6 | ≥7 | ≥7.5 | ≥8 | ≥9 |
| Under180±2OC | ≥2.5 | ≥2.5 | ≥3.0 | ≥3.0 | ≥3.0 | ≥3.5 |
| Shrinkage 3% Under 450 | ≥2.5 | ≥2.5 | ≥3.5 | ≥3.5 | ≥3.5 | ≥3.5 |
| After being humidifiedUnder23±2OC | ≥2.0 | ≥2.2 | ≥2.8 | ≥2.8 | ≥2.8 | ≥3.0 |
