JS-338 Two-component Polyurethane Adhesive for Angle Jointing

Product Description

JS-338 is a two-component polyurethane structural adhesive with an angle structure. It is suitable for structural bonding and sealing of materials such as wood, plastic preforms, metal fasteners, adjustment parts, glass steel, aluminum plates, and steel plates.
It has a fast curing speed, high bonding strength, good weather resistance, and does not contain volatile solvents. It is environmentally friendly.

Product Applications

Structural bonding and sealing of the corners of insulated aluminum alloy doors and windows;
Structural bonding and sealing of the corners of steel-plastic extruded profiles doors and windows, and wood-aluminum composite doors and windows; Structural bonding and sealing of metal curtain wall doors and windows;
Structural bonding and sealing of ordinary aluminum alloy doors and windows, and wood-aluminum doors and windows;
Bonding of aluminum materials inside and outside the camper;
Bonding of polyester components and metal frames;
Structural bonding of other materials.

Product features

Excellent thixotropic property, anti-splashing;
Excellent adhesion to the substrate;
Good heat resistance and weather resistance;
Fast curing speed;
The curing process does not rely on moisture and no irritating gases are produced.

Usage instructions

Clean the surface of the substrate before use to ensure there are no dust, oil stains or other impurities. Usage method one (bottle):
1. Mix the A and B components in a 1:1 ratio and pour or squeeze them into a suitable container.
2. Use a suitable equipment (electric mixer or ordinary stick-like object) to stir evenly.
3. Apply it to the area to be bonded using scraping or other methods.
Usage method two (AB tube):
1. Put the tube into a manual or pneumatic two-component glue gun;
2. Remove the block at the front end of the tube, screw on the spiral extrusion-type glue nozzle, and cut the size of the glue nozzle outlet according to needs;
3. Start the glue gun, squeeze out about 20g to discard, and then apply it to the area where the substrate needs to be bonded or sealed.

Residual Adhesive Cleaning Method

Ethyl acetate is recommended for cleaning leftover adhesive.

Parameter

Packaging specifications
2 x 300ml combined tubes.

Storage and validity period
At 5℃ to 25℃ in a dry environment, the storage period is 9 months.

Health and Safety

This product manual does not include product safety information regarding safe usage. It is particularly important to note that:
Avoid contact of the angle adhesive product with food and cosmetics;
Unsolidified angle adhesive should not be in prolonged contact with the skin. If allergic or other discomfort symptoms occur, seek medical attention immediately;
If angle adhesive accidentally enters the eyes, immediately rinse with plenty of water and consult a doctor;
Place the product in a place where children cannot reach.

Notes for Attention

The prepared adhesive working solution should be used up in one go. Any remaining solution with excessive viscosity or jelly-like consistency cannot be used.
Do not mix this product with other adhesives. If necessary, please consult our technical department.
The operating conditions, composite processes, usage methods, and performance data in this technical document are all obtained through experiments by our technical department. In actual applications, due to differences in raw material sources, equipment process conditions, and composite structures of each user, it is recommended that each user conduct experiments or consult our technical department first.
Regardless of whether it is in oral, written, or experimental form, the opinions or suggestions provided by our company are made in good faith but do not constitute guarantees. This also involves issues of ownership of third parties. Users are responsible for conducting experiments with the products supplied by our company to verify whether they are suitable for their equipment process conditions and the final use of the composite products.

FAQ

Wuxi Jungu Technology Co., Ltd. is a professional manufacturer and global supplier of silicone sealants, butyl rubber adhesives, EPDM bonding glue and construction sealing materials, located in Wuxi, Jiangsu Province, China.

We integrate independent R&D, modern production, strict quality inspection and global export sales. Our factory owns standardized automated production workshops, complete testing laboratories and stable large-scale production capacity to fulfill bulk wholesale and engineering orders worldwide.

Our core product series cover neutral weatherproof silicone sealant, structural silicone adhesive, insulating glass butyl sealant, EPDM profile adhesive, general-purpose sealing glue and special industrial bonding compounds, widely applied in window & door fabrication, curtain wall engineering, insulated glass processing, construction decoration and new energy industries.

All products comply with international standards and have passed SGS, RoHS, ISO9001 quality management system certifications. We provide customizable colors, formulas, packaging solutions, free product samples and full sets of export documents for global distributors, construction contractors and manufacturers.

We support flexible MOQ, fast stock delivery, sea freight, air freight and door-to-door express shipment. With professional overseas technical service teams, we offer one-stop sealing material solutions for clients from Southeast Asia, the Middle East, Europe, North America and Africa.

Adhering to stable quality, competitive factory direct prices and long-term win-win cooperation, Wuxi Jungu Technology has built long-term trusted partnerships with thousands of overseas customers. We sincerely welcome global buyers to visit our factory and establish stable cooperative relations.