Free Sample High Quality GP Silicone Sealant KASTAR 730 Waterproof
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Product Highlights
- Waterproof & Weatherproof: Forms durable, waterproof seal resistant to moisture and extreme weather conditions.
- High Adhesion Performance: Strong bonding to glass, metal, ceramics, plastics, and various building materials.
- Versatile Applications: Ideal for construction, automotive, and household gap filling and sealing tasks.
- Fast Curing Time: Cures quickly when exposed to moisture, forming a solid seal within 24 hours.
- Flexible & Elastic: Accommodates joint movement and structural shifts without cracking or losing seal.
- OEM/ODM Customization: Supports custom logo, packaging, and formula adjustments for brand requirements.
- Certified Quality: Products pass SGS, CE, and RoHS certifications ensuring safety and reliability.
- Professional Manufacturer: 20+ years experience with own factory, R&D team, and strict quality control.
Product Attributes
- Customization
- Available
- Application
- Automobile, Construction, Packing, Woodworking, Indoor and Outdoor
- Bonding Function
- Structural Adhesive
- Model NO.
- 730
- Color
- White
- Composition
- Organic Material
- Morphology
- Solvent
- Adhesion Strength
- High Strength
- Applicable Materials
- General Purpose
- Chemical Properties
- Mildew Proof, Waterproof, Weatherproof
- Curing Time
- Within 24 Hours
- Flexibility
- Flexible
- Usage
- Construction, Transportation, Structural
- Model Number
- Kastar Gp 730 Silicone Sealant
- Type
- Single Component Sillicone Sealant
- Product Name
- Gp Silicone Sealant
- Main Material
- Silicone Rubber
- Packaging
- 280ml/300ml Plastic Cartridge
- Carton
- 24 Cartridges
- Appearance
- Smooth Paste Without Bubble or Particles
- Certificate
- ISO9001:2000, MSDS
- OEM/OEM
- Available
- Transport Package
- 24 Pices in Package
- Specification
- 300x200x240mm
- Trademark
- KASTAR or OEM
- Origin
- Guangdong
- HS Code
- 3506100010
- Production Capacity
- 70000 Pices / Day
- Package Size
- 30.00cm * 24.00cm * 20.00cm
- Package Gross Weight
- 12.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Free Sample High Quality GP Silicone Sealant KASTAR 730 Waterproof
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Product Description


2: Fast Solidification
3: High Adhesion & Performance
1. Gap filling around door and window frame.
2. Bonding and sealing of building and construction joints.
3. Adhesion to glass, window, door frame, aluminum alloy, plastic, tileceramic, etc.




Product Name | Color | Tube | Blister card | Drum |
KASTAR 730 | Clear, White, Black, OEM | 260ml/280ml/300ml/310ml | 30ml/60ml/85ml/100ml | 190KG |









1. Tile grout samples + tools will bear the sample fee.2. In addition to the tile grout, other sealant free samples to any China agent address. Direct delivery to other countries and regions, free samples, customers bear freight.
Q2. What is the delivery time of your samples?
1. samples with regular specification, 3 -5 work days is enough.2. Special formula according to buyer's technical datas, we need 10 to 15 work days .
Q3. Can I customize the LOGO?
1. We support OEM/ODM, included LOGO.
Q4. Can I get a discount if I buy in bulk?
1. Yeah, we offer discounts for large orders.
2. After the total amount of a single purchase reaches our prescribed quantity, you can apply to become an agent and enjoy the agent price.
Q5. How do I order and pay?
1. Please send your enquiry or TM to us and our sales engineers will set up the order link for you.
2. We support L/C, T/T, PayPal, Western Union, etc,.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR261265". Items marked "" are certified.
Company Profile
KaStar adhesives group factory, founded in 1997, is the largest, professional OEM & ODM manufacturer of coating & paint, sealant & adhesive in China with 150, 000mfactories. Kastar have professional manufacturing equipment and facilities, and with 49 years of experience specializing in construction Coating Paint and strict quality control systems, we created the top-class KASTAR®.
KaStar adhesives group factory have 3 national laboratories, 2 national testing centers, and 48 senior engineers, we are still the national standard setters for silicone sealant, ms sealant and firestop material.
KaStar adhesives group factory have over 300 OEM customers, such as Soudal GP, BYP G2500, MORRIS, HYCHEM and so on. We have passed ISO9001, CE, SGS certification, we are the national high-tech enterprise, the world's most advanced fully automatic glue making machine and packaging machine.
As of June 17, 2025, the products of KaStar Adhesive Group include waterproof coatings, fireproof coatings, silicone sealants, MS polymer sealants, MS floor glues, epoxy grouting, tile grouting, nano-level tile anti-slip agents, epoxy resins, acrylic sealants, polyurethane sealants, universal strong adhesives, cement grouting, etc. We are still developing more new products. Please stay tuned.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 1 Shunjing Road, Songxia Industrial Park, Songgang Town, Foshan, Guangdong, China
-
Plant Area
- 10000 square meters
-
Number of Employees
- 37
-
Registered Capital
- 5,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Foshan Port, Guangzhou Port, Shenzhen Port
-
Minimum Order Quantity
- 300 Boxes
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
- Main Products
- Waterproof Coating, Ms Polymer Sealant, Silicone Sealant, Ms Polymer, Neutral Silicone Sealant, Epoxy Grout, Tile Grout, Silicone Coating, Roof Coating, Gp Silicone Sealant
-
Production Lines
- 20
-
Production Machines
- Injection Molding Machine, Filling Machine, Printing Machine
-
QA/QC inspectors
- 5 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
R&D Engineers
- 3 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2002-09-13
-
Export Year
- 23 Years
-
Main Markets
- North America, Southeast Asia/ Mideast, Australia, Domestic
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
FAQ
- Is the sample free?
- Tile grout samples plus tools require a sample fee. For other sealants, free samples are available to any China agent address. For direct delivery to other countries, samples are free but customers bear the freight cost.
- What is the delivery time for samples?
- Samples with regular specifications take 3-5 working days. Special formulas based on buyer technical data require 10-15 working days.
- Can I customize the logo?
- Yes, we support OEM and ODM services, which include custom logo printing.
- Are there discounts for bulk purchases?
- Yes, we offer discounts for large orders. Once the total amount of a single purchase reaches our prescribed quantity, you can apply to become an agent and enjoy agent pricing.
- How do I place an order and pay?
- Please send your enquiry or message via Trade Manager. Our sales engineers will set up the order link for you. We support L/C, T/T, PayPal, and Western Union.
- What is the minimum order quantity?
- The minimum order quantity is 300 boxes.
- What are the payment terms?
- We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
- What is the average lead time for production?
- The lead time is within 15 working days for both peak season and off-season.
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