Lianjie Chemical (Kunshan) Co., Ltd. | Waterborne sealant,Sealing tape,Butyl sealing waterproof strip
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Single side butyl sealing tape

ACST8521 Single-sided non-woven butyl waterproof tape

ACST8521 Single-sided non-woven butyl waterproof tape

Single side butyl sealing tape

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Product Details

One: Product Introduction

8521 single-sided non-woven butyl waterproof tape is based on weather-resistant PP non-woven fabric, coated with butyl rubber with excellent waterproof performance, and a single-sided tape formed by compounding release paper. Has excellent weather resistance, aging resistance and excellent water resistance. It has the functions of waterproof sealing, shock absorption and temperature insulation on the adhered surface. It is completely solvent-free, so it does not shrink or emit toxic gases. The product is self-adhesive, and the surface of the non-woven fabric can be coated with waterproof paint, which is convenient for construction. Widely used in building roofing, gap waterproofing treatment, maintenance treatment.


Two: Product Application

Villa basement, underground garage waterproof

Pipe sealing

Waterproofing and repairing new roofs

Kitchen and bathroom waterproof


Three: General technical indicators

Item
ITEM
Test Condition
CONDITION
Technical Standards
STANDNRD
Appearance
Appearance
23±2℃Easy to open, no foreign matter, voids damage and color diffrence
Dimensional Deviation
Dimension
Deviation
(%)
Thickness
thickness
23±2℃±10
width
width
±5
length
length
No negative deviations allowed
No minus deviation
Hold stickiness
Continual force(min)
23±2℃, 2h≥10
Low temperature flexibility
Low temperature flexibility
-40±2℃no-crackle on surface
Heat resistance
Heat resistance
90±2℃, 2hNo flow, crack, deformation
No flowin & no crack & no deformation
Clarity humidity
(g/m224h)
0.3MPa, 24h≤3.0
Peel strength
Peel strength (N/mm)
Color steel plate
Color steel plate, 23±2℃180°Peel,
300mm/min
≥0.8
Maintenamce rate of peel strength(%)Color steel plate
Color steel plate, 80°C, 168h, 180°Peel,
300mm/min
≥80


Four: How to use

According to different gaps, seam width, choose different specifications of tape.

Degrease and dedust the surface to be bonded to keep it dry and clean. For difficult-to-stick interfaces such as PVC, rubber, cement, and wood, an appropriate primer can be selected.

Unfold the film and lay it on the place to be patched, remove the release paper, and stick the tape to the sealing gap

Roll the surface of the tape by hand or a small pressure roller to make it fully adhered to the surface to be adhered to ensure that the tape and the surface of the object to be adhered are closely combined.

For surface finishing, remove excess with a knife.


Five: Considerations

The water, oil, and dirt on the surface to be pasted must be removed before use. The cement surface must ensure that the surface is free from sand.

This tape is pressure sensitive, the more pressure, the stronger the adhesion. When bonding, please be sure to press to make it close, and no gaps, air bubbles, etc.

The product is non-leakable and can be used with paint

Because this product is very sensitive to temperature changes, it is extremely effective when used at 25±10°C.


Six: Colors and Specifications

Clay color: white, gray, black, other colors can be customized according to customer samples or color cards

Tape width can be customized in the range of 10-1000mm


Seven: Packaging, Storage

Conventional carton packaging: 570*280*200, can be customized according to customer requirements

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Keep the original seal and store in a dry, cool and ventilated place, and it can be stored for 12 months below 25℃. Exceed the shelf life and use it after passing the relevant tests.


Eight: Quality Assurance

The company has passed the ISO9001 quality management system, ISO14001 environmental management system assurance, ISO45001 occupational health and safety management system

The company's products are strictly produced in accordance with the industry standards of butyl tape: GB/T2792, GB/T4851, GB/T7125, GB/T12754, , JC/863, JC/T1033, JC/T914.

Passed ROHS, REACH testing, safe and environmentally friendly.

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