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垫片

瓦克的硅橡胶具备优异的密封性和粘接特性,耐介质,耐高温,寿命长久,能够保障功能安全,为乘员提供有效保护。特别在用于发动机舱时,瓦克的硅橡胶产品即便在高温、持续振动和与介质接触的恶劣条件下,亦可确保密封性能可靠。此外,有机硅是多层结构的高强抗耐纤维垫片不可或缺的组成部分。
优势:
- 热稳定性高
- 耐介质性优异
应用:
- 气缸垫片
- 基材浸渍(含硫或不含硫)
- 对密封件轮廓进行丝网印制
- 表层密封面涂
产品推荐
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说明
[1] 动态粘度 | 25 °C | WSTM-2103, [2] Shore density A | WSTM-1110, [] 适合, [] 非常适合, [] 极其适合
[1] 动态粘度 | 25 °C | WSTM-2103, [2] Shore density A | WSTM-1110, [] 适合, [] 非常适合, [] 极其适合
优势:
- 耐燃油、机油及化学品
- 渗油
- 阻燃
- 在大跨度的温度范围内(-90°C至+300°C)具有耐热性
应用:
- 成型密封件
- 发动机密封垫
- 油底壳密封垫
- 冷却系统密封件
- 多芯电子连接器用密封垫,单线及径向密封件
优势:
- 工艺灵活性强
- 加工简便
- 经济效益高
- 可无损拆卸
- 可对部件进行集成密封
应用:
- 散热器密封
- 水泵、油泵密封
- 壳体密封
- 隔音与保温
- 抗震与抗振
产品推荐
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个产品
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技术数据
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Product properties
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动态粘度 | Tear-growth resistance | Shore density A | Breaking strength | 断裂伸长率 | 邵氏00硬度 | 耐久性 | 流变性 | 交联性能 | 硫化胶 | ||
ELASTOSIL® E4 | - - | 7.3 N/mm[1] 7.3 N/mm[1] | 15[2] 15[2] | 2 N/mm²[4] 2 N/mm²[4] | 750 %[7] 750 %[7] | - - | - | 抗下垂 | - | - | |
ELASTOSIL® RT 624 "4S" A/B VS | 60000 mPa·s[10] 60000 mPa·s[10] | - - | - - | - - | - - | - - | - | - | - | - | |
ELASTOSIL® RT 713 | - - | - - | - - | - - | - - | - - | - | 抗下垂 | 高温下快速固化, 单组分, 加成固化 | 泡沫, 可压缩 | |
ELASTOSIL® RT 723 A/B | 600000 mPa·s[11] 600000 mPa·s[11] | 13.8 N/mm[1] 13.8 N/mm[1] | - - | 5.9 N/mm²[5] 5.9 N/mm²[5] | 500 %[8] 500 %[8] | - - | 耐介质, 耐热性, 紫外线稳定性 | - | 高温下快速固化, 双组分, 加成固化 | - | |
ELASTOSIL® RT 773 | - - | 4.7 N/mm[1] 4.7 N/mm[1] | 35[2] 35[2] | 1.2 N/mm²[5] 1.2 N/mm²[5] | 75 %[8] 75 %[8] | - - | 耐介质 | 剪切变稀, 触变, 抗下垂 | 缩合固化, 双组分 | 自粘性, 可压缩, 低密度, 电绝缘性 | |
ELASTOSIL® SC 870 A/B | 40000 mPa·s[12] 40000 mPa·s[12] | - - | 8 - 12[3] 8 - 12[3] | 350 kPa[6] 350 kPa[6] | 100 %[9] 100 %[9] | 40 - 60[13] 40 - 60[13] | 耐热性 | 触变 | 双组分, 加成固化 | 泡沫, 可压缩 |
说明
[1] Tear-growth resistance | ASTM D 624 B, [2] Shore density A | DIN ISO 48-4, [3] Shore density A | DIN ISO 48-4 | (with skin), [4] Breaking strength | ISO 37 type 1 | Type 3 / 23°C / 2mm, [5] Breaking strength | ISO 37 type 1, [6] Breaking strength | ISO 1798, [7] 断裂伸长率 | ISO 37 type 1 | Type 3 / 23°C / 2mm, [8] 断裂伸长率 | ISO 37 type 1, [9] 断裂伸长率 | ISO 1798, [10] 动态粘度 D = 0.5 1/s | 25 °C | DIN EN ISO 3219, [11] 动态粘度 | 25 °C | 0.5 1/s | DIN EN ISO 3219, [12] 动态粘度 | 23 °C | Brookfield | Spindle 5, 2.5UPM, [13] 邵氏00硬度 (with skin) | ASTM D 2240, [] 适合, [] 非常适合, [] 极其适合
[1] Tear-growth resistance | ASTM D 624 B, [2] Shore density A | DIN ISO 48-4, [3] Shore density A | DIN ISO 48-4 | (with skin), [4] Breaking strength | ISO 37 type 1 | Type 3 / 23°C / 2mm, [5] Breaking strength | ISO 37 type 1, [6] Breaking strength | ISO 1798, [7] 断裂伸长率 | ISO 37 type 1 | Type 3 / 23°C / 2mm, [8] 断裂伸长率 | ISO 37 type 1, [9] 断裂伸长率 | ISO 1798, [10] 动态粘度 D = 0.5 1/s | 25 °C | DIN EN ISO 3219, [11] 动态粘度 | 25 °C | 0.5 1/s | DIN EN ISO 3219, [12] 动态粘度 | 23 °C | Brookfield | Spindle 5, 2.5UPM, [13] 邵氏00硬度 (with skin) | ASTM D 2240, [] 适合, [] 非常适合, [] 极其适合
与置入式密封件相比,就地成型垫片的优势在于,需要粘接的组件之间的配合精度无需完美,密封件无需额外固定也不会错位。因此,用该工艺制成的部件允许较大公差,开发成本也更低。
优势:
- 高效粘接
- 接合可靠性强
- 应力分布均匀,松弛特性优异
- 用途广泛
- 经济效益高
应用:
- 油底壳密封垫
- 传动密封
- 前照灯粘接
- 防潮、防风化外壳粘接
Product Recommendations
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Table is scrollable
Products
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Technical data
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Product properties
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Viscosity, dynamic | Tear-growth resistance | Hardness Shore A | Tensile strength | Elongation at break | Resistance | Regulation | Product Rheology | Crosslinking Property | Vulcanizate | ||
ELASTOSIL® A234 WHITE | 25000 mPa·s[3] 25000 mPa·s[3] | 3.5 N/mm[1] 3.5 N/mm[1] | 35[9] 35[9] | 2.5 N/mm²[11] 2.5 N/mm²[11] | 200 %[15] 200 %[15] | Heat resistant | - | - | - | - | |
ELASTOSIL® A33 IVORY | 1000000 mPa·s[4] 1000000 mPa·s[4] | 7.8 N/mm[2] 7.8 N/mm[2] | 28[9] 28[9] | 2.5 N/mm²[11] 2.5 N/mm²[11] | 300 %[15] 300 %[15] | Oil resistant | - | Non-slump | - | - | |
ELASTOSIL® A59 GRAY | 40000 mPa·s[5] 40000 mPa·s[5] | 3.0 N/mm[1] 3.0 N/mm[1] | 20[9] 20[9] | 1.2 N/mm²[11] 1.2 N/mm²[11] | 300 %[15] 300 %[15] | Oil resistant, Heat resistant | - | Self-levelling | - | - | |
ELASTOSIL® E10 ROT | - - | 8.0 N/mm[1] 8.0 N/mm[1] | 25[9] 25[9] | 2.5 N/mm²[12] 2.5 N/mm²[12] | 300 %[16] 300 %[16] | Heat resistant | Solvent-free | Flowable | - | - | |
ELASTOSIL® E14 Red | - - | 7 N/mm[1] 7 N/mm[1] | 32[9] 32[9] | 2.5 N/mm²[11] 2.5 N/mm²[11] | 400 %[15] 400 %[15] | Heat resistant | MIL-A 46106 grade | Non-slump | - | - | |
ELASTOSIL® E4 | - - | 7.3 N/mm[1] 7.3 N/mm[1] | 15[9] 15[9] | 2 N/mm²[13] 2 N/mm²[13] | 750 %[17] 750 %[17] | - | - | Non-slump | - | - | |
ELASTOSIL® E41 TRANSPARENT | 100000 mPa·s[6] 100000 mPa·s[6] | 11.5 N/mm[1] 11.5 N/mm[1] | 40[9] 40[9] | 6.0 N/mm²[13] 6.0 N/mm²[13] | 350 %[17] 350 %[17] | - | - | Self-levelling | - | - | |
ELASTOSIL® E43 BLACK | 250000 mPa·s[3] 250000 mPa·s[3] | 11.5 N/mm[1] 11.5 N/mm[1] | 30[9] 30[9] | 6.5 N/mm²[14] 6.5 N/mm²[14] | 500 %[18] 500 %[18] | - | Solvent-free | - | - | - | |
ELASTOSIL® E43 N BLACK | - - | - - | 30[9] 30[9] | 7.5 N/mm²[11] 7.5 N/mm²[11] | 500 %[15] 500 %[15] | - | - | Thixotropic | - | - | |
ELASTOSIL® E43 N TRANSPARENT | - - | - - | 30[9] 30[9] | 7.8 N/mm²[11] 7.8 N/mm²[11] | 450 %[15] 450 %[15] | - | - | Thixotropic | - | - | |
ELASTOSIL® E43 TRANSPARENT | 250000 mPa·s[7] 250000 mPa·s[7] | 11.5 N/mm[1] 11.5 N/mm[1] | 30[9] 30[9] | 6.50 N/mm²[13] 6.50 N/mm²[13] | 500 %[17] 500 %[17] | - | Solvent-free | - | - | - | |
ELASTOSIL® E47 TRANSPARENT | 600000 mPa·s[7] 600000 mPa·s[7] | 10 N/mm[1] 10 N/mm[1] | 37[9] 37[9] | 4.5 N/mm²[14] 4.5 N/mm²[14] | 450 %[18] 450 %[18] | - | MIL-A 46106 grade | Non-slump, Thixotropic | - | - | |
ELASTOSIL® E50 N TRANSPARENT | - - | - - | 35[9] 35[9] | 2.6 N/mm²[11] 2.6 N/mm²[11] | 200 %[15] 200 %[15] | - | MIL-A 46106 grade | - | - | - | |
ELASTOSIL® N 2010 | 10.000 mPa·s[8] 10.000 mPa·s[8] | - - | 25[9] 25[9] | 1 N/mm²[12] 1 N/mm²[12] | 200 %[19] 200 %[19] | - | - | Shear thinning, Self-levelling | - | - | |
ELASTOSIL® N 2034 | 30000 mPa·s[7] 30000 mPa·s[7] | - - | 35[9] 35[9] | 2 N/mm²[12] 2 N/mm²[12] | 200 %[19] 200 %[19] | - | Flame retardant | - | - | - | |
ELASTOSIL® N 2189 | 250000 mPa·s[7] 250000 mPa·s[7] | 5.0 N/mm[1] 5.0 N/mm[1] | 45[9] 45[9] | 1.5 N/mm²[12] 1.5 N/mm²[12] | 200 %[19] 200 %[19] | Oil resistant, Heat resistant | Flame retardant | Non-slump | - | - | |
ELASTOSIL® N 2199 | 950000 mPa·s[3] 950000 mPa·s[3] | 6.5 N/mm[1] 6.5 N/mm[1] | 30[9] 30[9] | 2.5 N/mm²[12] 2.5 N/mm²[12] | 400 %[19] 400 %[19] | - | - | Non-slump | - | - | |
ELASTOSIL® N9111 BLACK | 1000000 mPa·s[7] 1000000 mPa·s[7] | 8.5 N/mm[2] 8.5 N/mm[2] | 30[9] 30[9] | 2.0 N/mm²[12] 2.0 N/mm²[12] | 450 %[16] 450 %[16] | - | Flame retardant | Non-slump, Thixotropic | - | - | |
ELASTOSIL® N9111 GREY | 1000000 mPa·s[7] 1000000 mPa·s[7] | 10 N/mm[2] 10 N/mm[2] | 30[9] 30[9] | 2.2 N/mm²[12] 2.2 N/mm²[12] | 500 %[16] 500 %[16] | - | - | Non-slump, Thixotropic | - | - | |
ELASTOSIL® N9111 WHITE | 900000 mPa·s[3] 900000 mPa·s[3] | 10 N/mm[2] 10 N/mm[2] | 30[9] 30[9] | 2.20 N/mm²[12] 2.20 N/mm²[12] | 500 %[16] 500 %[16] | - | Flame retardant | Non-slump, Thixotropic | - | - | |
ELASTOSIL® N9189 | - - | - - | 40[9] 40[9] | 2.8 N/mm²[11] 2.8 N/mm²[11] | 300 %[15] 300 %[15] | Heat resistant | - | Shear thinning, Non-slump | - | - | |
ELASTOSIL® RT 723 A/B | 600000 mPa·s[4] 600000 mPa·s[4] | 13.8 N/mm[1] 13.8 N/mm[1] | - - | 5.9 N/mm²[11] 5.9 N/mm²[11] | 500 %[15] 500 %[15] | Media resistant, Heat resistant, UV stable | - | - | Fast curing under heat, Two-component, Addition Curing | - | |
ELASTOSIL® RT 778 | - - | 7.0[1] 7.0[1] | 50[9] 50[9] | 3.5 N/mm²[11] 3.5 N/mm²[11] | 120 %[15] 120 %[15] | Heat resistant | - | Shear thinning, Non-slump | Condensation-curing, Two-component, Fast curing at room temperature | Self-adhesive, Electrically insulating | |
ELASTOSIL® RT 779 | - - | 9.5 N/mm[1] 9.5 N/mm[1] | 50[10] 50[10] | 2.8 N/mm²[11] 2.8 N/mm²[11] | 250 %[15] 250 %[15] | Oil resistant | - | Shear thinning, Thixotropic, Non-slump | Condensation-curing, Two-component | Self-adhesive, Electrically insulating |
Legend
[1] Tear-growth resistance | ASTM D 624 B, [2] Tear-growth resistance | ASTM D 624 B | 23°C / 2mm, [3] Viscosity, dynamic D = 0,5 1/s | 25 °C | DIN EN ISO 3219, [4] Viscosity, dynamic | 25 °C | 0.5 1/s | DIN EN ISO 3219, [5] Viscosity, dynamic | 25 °C | DIN EN ISO 3219, [6] Viscosity, dynamic D = 1 1/s | 25 °C | DIN EN ISO 3219, [7] Viscosity, dynamic D = 0.5 1/s | 25 °C | DIN EN ISO 3219, [8] Viscosity, dynamic | 25 1/s | ISO 3219, [9] Hardness Shore A | DIN ISO 48-4, [10] Hardness Shore A | ISO 1183-1 A, [11] Tensile strength | ISO 37 type 1, [12] Tensile strength | ISO 37 | Type 3 / 23°C / 2mm, [13] Tensile strength | ISO 37 type 1 | Type 3 / 23°C / 2mm, [14] Tensile strength | ISO 37 type 1 | Type 3 /23°C / 2mm, [15] Elongation at break | ISO 37 type 1, [16] Elongation at break | ISO 37 | Type 3 / 23°C / 2mm, [17] Elongation at break | ISO 37 type 1 | Type 3 / 23°C / 2mm, [18] Elongation at break | ISO 37 type 1 | Type 3 /23°C / 2mm, [19] Elongation at break | ISO 37, [] Suited, [] Well suited, [] Ideally suited
[1] Tear-growth resistance | ASTM D 624 B, [2] Tear-growth resistance | ASTM D 624 B | 23°C / 2mm, [3] Viscosity, dynamic D = 0,5 1/s | 25 °C | DIN EN ISO 3219, [4] Viscosity, dynamic | 25 °C | 0.5 1/s | DIN EN ISO 3219, [5] Viscosity, dynamic | 25 °C | DIN EN ISO 3219, [6] Viscosity, dynamic D = 1 1/s | 25 °C | DIN EN ISO 3219, [7] Viscosity, dynamic D = 0.5 1/s | 25 °C | DIN EN ISO 3219, [8] Viscosity, dynamic | 25 1/s | ISO 3219, [9] Hardness Shore A | DIN ISO 48-4, [10] Hardness Shore A | ISO 1183-1 A, [11] Tensile strength | ISO 37 type 1, [12] Tensile strength | ISO 37 | Type 3 / 23°C / 2mm, [13] Tensile strength | ISO 37 type 1 | Type 3 / 23°C / 2mm, [14] Tensile strength | ISO 37 type 1 | Type 3 /23°C / 2mm, [15] Elongation at break | ISO 37 type 1, [16] Elongation at break | ISO 37 | Type 3 / 23°C / 2mm, [17] Elongation at break | ISO 37 type 1 | Type 3 / 23°C / 2mm, [18] Elongation at break | ISO 37 type 1 | Type 3 /23°C / 2mm, [19] Elongation at break | ISO 37, [] Suited, [] Well suited, [] Ideally suited