Features and Strengths:
Examples of use:
1. Top-Bellows
| Symbol | Description |
| B1.5 | Top-Bellows, 1.5 folds |
| B2.5 | Top-Bellows, 2.5 folds |
| B4.0 | Top-Bellows, 1.5 folds + Middle Bellows, 2.5 folds |
| B5.0 | Top-Bellows, 1.5 folds + Middle Bellows, 3.5 folds |
| B6.0 | Top-Bellows, 2.5 folds + Middle Bellows, 3.5 folds |
2. Top-Bellows Size
| Symbol | Description |
| 40 | 40mm Diameter, only for DD-type Sealing Lips |
3. Suction Lip
| Symbol | Description |
| DD4030 | DD-type Sealing Lip, 30mm inner lip, 40 mm outside lip |
4. Lip Material
| Symbol | Description |
| N6 | Nitrile (NBR), 60° Hardness |
| S3 | Silicone, 30° Hardness |
| S5 | Silicone, 50° Hardness |
| W3 | White Silicone, 30° Hardness |
| W5 | White Silicone, 50° Hardness |
| W3(FDA) | White Silicone, 30° Hardness (FDA) |
| W5(FDA) | White Silicone, 50° Hardness (FDA) |
| U6 | Urethane, 60° Hardness |
5. Stopper
| Symbol | Description |
| D | D-type |
6. Disc Filter
| Symbol | Description |
| Blank | No Vacuum Filter |
| F2 | Vacuum Filter, 200 mesh |
6. Fitting
| Symbol | Description |
| 18F | G1/8 Female |
| 14F | G1/4 Female |
| 18M | G1/8 Male |
| 14M | G1/4 Male |
| 38M | G3/8 Male |
1. Recommended Lifting Maximum Force
| Part Number | Volume | Lifting Force (↑), Kg | ||
| DD-type lip | (cm³) | -20 kPa | -60 kPa | -90 kPa |
| B1.5/40-DD4030 | 17.36 | 1.07 / 1.84 | 2.1 / 3.8 | 2.76 / 4.79 |
| B2.5/40-DD4030 | 24.76 | 1.07 / 1.84 | 2.1 / 3.8 | 2.76 / 4.79 |
| B4.0/40-DD4030 | 30.56 | 1.07 / 1.84 | 2.1 / 3.8 | 2.76 / 4.79 |
| B5.0/40-DD4030 | 37.36 | 1.07 / 1.84 | 2.1 / 3.8 | 2.76 / 4.79 |
| B6.0/40-DD4030 | 44.66 | 1.07 / 1.84 | 2.1 / 3.8 | 2.76 / 4.79 |
2. Material Specifications
| Material | Hardness Shore (°) | Color | Temperature (℃) |
| NBR/Nitrile – N6 | 60 | Blue | -20 ~ 110 |
| Silicone – S3 | 30 | Translucent White | -70 ~ 200 |
| Silicone – S5 | 50 | Red | -70 ~ 200 |
| White Silicone – W3 | 30 | Translucent White | -70 ~ 200 |
| White Silicone – W5 | 50 | Translucent White | -70 ~ 200 |
| White Silicone – W3(FDA) | 30 | Translucent White | -70 ~ 200 |
| White Silicone – W5(FDA) | 50 | Translucent White | -70 ~ 200 |
| Urethane – U6 | 60 | Dark Grey | 0 ~ 100 |
3. Material Resistance
| Description | Wear Resistance | Oil | Weather/Ozone | Alcohol | Acid |
| NBR/Nitrile | Excellent | Excellent | Fair | Good | Fair |
| Silicone | Good | Poor | Excellent | Good | Poor |
| White Silicone | Good | Poor | Excellent | Good | Poor |
| White Silicone /FDA | Good | Poor | Excellent | Good | Poor |
| Urethane | Excellent | Excellent | Excellent | Fair | Poor |
| |
| Unit: mm |
| Part Number | φ A | ST | H* | B* |
| B1.5/40-DD4030 | 41 | 30 | 47.9 | 56.9 |
| B4.0/40-DD4030 | 41 | 30 | 70.3 | 79.3 |
| B5.0/40-DD4030 | 41 | 30 | 80.2 | 89.2 |
| * Dimension “H” and “B”: Measured with 1/4 male fitting – Available Fitting Size: 1/8″, 1/4″, 3/8″ Male & 1/8″, 1/4″ Female, |
| B2.5, B6.0 series |
| Unit: mm |
| Part Number | φ A | ST | H* | B* |
| B2.5/40-DD4030 | 41 | 30 | 57.9 | 66.9 |
| B6.0/40-DD4030 | 41 | 30 | 90.2 | 99.2 |
| * Dimension “H” and “B”: Measured with 1/4 male fitting – Available Fitting Size:1/8″, 1/4″, 3/8″ Male & 1/8″, 1/4″ Female, |
1. Top-Bellows
| Part Number | Description |
| TB1.5/40 | 1.5 Folds for DD3040-type Sealing Lips |
| TB2.5/40 | 2.5 Folds for DD3040-type Sealing Lips |
2. Middle-Bellows
| Part Number | Description |
| MB2.5/40 | 2.5 Folds for DD3040-type Sealing Lips |
| MB3.5/40 | 3.5 Folds for DD3040-type Sealing Lips |
3. Stoppers
| Part Number | Description |
| MS40-D | D-type, for DD3040-type Sealing Lips |
4. Vacuum Filters
| Part Number | Description |
| VTFE40 | Filter, 200 mesh, 40 mm Top & Middle Bellows |
5. Suction Lips
| Part Number | Description |
| DD4030-N6 | DD-type, 30mm inner lip, 40 mm outside lip, Nitrile(NBR), 60° Hardness |
| DD4030-S3 | DD-type, 30mm inner lip, 40 mm outside lip, Silicone, 30° Hardness |
| DD4030-S5 | DD-type, 30mm inner lip, 40 mm outside lip, Silicone, 50° Hardness |
| DD4030-W3 | DD-type, 30mm inner lip, 40 mm outside lip, White Silicone, 30° Hardness |
| DD4030-W5 | DD-type, 30mm inner lip, 40 mm outside lip, White Silicone, 50° Hardness |
| DD4030-W3(FDA) | DD-type, 30mm inner lip, 40 mm outside lip, White Silicone, 30° Hardness (FDA) |
| DD4030-U6 | DD-type, 30mm inner lip, 40 mm outside lip, Urethane, 60° Hardness |
6. Fittings
| Part Number | Description |
| 350-003-1102 | G1/8 Female, for 40 mm Top & Middle Bellows |
| 350-003-1502 | G1/4 Female, for 40 mm Top & Middle Bellows |
| 350-003-1202 | G1/8 Male, for 40 mm Top & Middle Bellows |
| 350-003-1302 | G1/4 Male, for 40 mm Top & Middle Bellows |
| 350-003-1402 | G3/8 Male, for 40 mm Top & Middle Bellows |
