主要技术指标
| 材料 material | 丁晴橡胶 butacyanogen rubber | 硅橡胶 silica rubber | 氟橡胶 fluorine rubber | |||
| 特性 property | 阻燃耐油、酸、碱 combustion damp、oil-resist ance、acid、alkali | 无毒、高温 non poisonous、high temp resistance | 高温、油、酸、碱 high temp、oil、acid、 combustion damping | |||
| 使用范围 Application range | 海水、淡水、污水、消防、燃油、滑油、空气 sea water、fresh water、waste water、fire proof、fuel oil、lubricating oil、compressed air | 供水、饮水、制冷水 water supply、drinking water、cooling sheet | 高温燃油、滑油、动物油、植物油 high temp、food oil、lubricating oil、animal oil、plant oil | |||
| 颜色 color | 黑色 black | 白色 white | 红色 red | |||
| 工作压力 work pressure | Mpa | 3 | 1.6 | 3 | ||
| 工作温度 work temp | ℃ | -30~+110 | -30~+150 | -30~+250 | ||
| 抗拉强度 anti-drawing strength | Mpa | ＞7.0 | ＞7.0 | ＞7.5 | ||
| 伸长率 elongation ratio | % | ＞250 | ＞250 | ＞100 | ||
| 伸长率 forever elongation ration | % | ＜25 | 3~7 | |||
| 邵氏硬度 hardness | 80±5 | 60±5 | ＞70 | |||
| 阻燃combustion damp | ＞30 | |||||
| 稳定系数 shability factor | H2SO4 20% | 0.75 | ||||
| GOL 20% | ||||||
| NaOH或KOH 20% | ||||||
| 备注 remaks | 1．通径15~150厚度3mm16Mpa公称压力以上Mpa夹铜网，带一个手柄。 General diameter 15~150 thickness 3mm over 16 of mominal pressure with copper net with on hａnd . | |||||
| 2．通径200~500厚度4mm5Mpa 公称压力以上0.75钢片，带二个手柄。 General diameter 200~500 thickness 4mm over 5of mominal pressure with 0.75 copper net with two hand. | ||||||
| 3. 通径500厚度以上5mm5Mpa 公称压力以上1.0钢片，带二个手柄。 General diameter over 500 thickness 5mm over 5of mominal pressure with 1.0 copper sheet with two hand. | ||||||
| 夹钢片或铜片时垫片内，外径各留5mm橡胶，以不露出金属。 With 5mm rubber inside & outside of steel sheet & copper net, metal can't be seen. | ||||||
| 法兰标准：GBM1-32-81系列、GBD1012-81系列、GBM573系列。Flange standard: GBM1-32-81series、GBD1012-81 series、GBM573 series. | ||||||
