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HP500 Butyl Strip Sealant |
DESCRIPTION
A high performance strip sealant which is ideal for use where extra strength and adhesive characteristics are required, for example when joining plastic membranes. Approved for use with potable water. Stock colour white, optional in black.
USES
For high performance side and end lap joint sealing.
JOINT DESIGN
Good joint performance requires good initial contact between the strip and both surfaces of the joint. The cross section of the strip should be selected to accommodate the anticipated movement of the joint.
PERFORMANCE
Made of inert materials, does not set or cure after placement in the joint.
| Movement accommodation : |
+/- 15% |
| Tensile strength: |
98 KPa |
| Shear strength: |
46 KPa |
| Chemical resistance: |
Very good to diluted acids and alkalis. Not recommended for extreme chemical exposure. |
| Compression ( force required to compress by 20% ): |
400 KPa |
| Approved for use with potable water: |
WRC Approval No. 9705502 |
| UV Resistance: |
Very good |
| Outdoor service temp: |
- 40'C to + 90'C |
| Moisture vapour transmission rate (15x2mm): |
0.000070 g/Ln m/24 hr |
| Water repellence: |
Excellent |
| Expected life: |
In excess of 20 years depending on service temperature |
| Shelf life: |
1 year |
APPLICATION
| Surface preparation: |
All surfaces should be clean, dry, and free from frost, grease and loose materials. |
| Priming: |
Primers are not required for good adhesion to most surfaces. |
| Application details: |
Apply directly from the reel onto one surface pressing to give adequate initial adhesion. Remove backing paper and apply other surface on to strip pushing firmly to ensure good contact with full area of strip along length of the joint. |
| Application temperature range: |
+ 5'C to + 30'C |
PACKAGING
Rectangular sections available in thicknesses from 1mm to 12mm and widths from 6mm to 100mm.
Tolerance
| Thickness: |
+/- 10% |
| Width |
| up to 15mm |
+/- 1mm |
| 15 - 25mm |
+/- 1.5mm |
| over 25mm |
+/- 2mm |
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Bead sections available in diameters from 3mm to 12mm.
Tolerance
| Thickness: |
Nominal to nominal less 12% |
| Width: |
Nominal to nominal plus 12% |
HEALTH AND SAFETY
There are no known health hazards associated with HP500 in normal use. Wash hands immediately after use.
TECH (08/02)
TECHNICAL DATA SHEET
HP 500 BUTYL STRIP SEALANT
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