Urea formaldehyde Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 9011-05-6 |
| Product name | Urea formaldehyde |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeMaterial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for Urea formaldehyde
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Urea formaldehyde Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Urea formaldehyde
| Industry | Application | Process |
|---|---|---|
| Construction Materials | Adhesive for Plywood | Applied in interlayer bonding during plywood manufacturing |
| Furniture Manufacturing | Adhesive for Wood Products | Applied in bonding and curing of engineered wood panels and furniture components |
| Coatings Industry | Coating Additive | Used as a crosslinking agent or modifier in coatings |
| Paper Processing | Paper Strength Enhancer | Improves paper tensile strength and water resistance |
| Plastics Industry | Resin Modifier | Applied to enhance plastic performance properties |
| Footwear Manufacturing | Sole Adhesive | Applied in bonding soles to uppers |
| Packaging Materials | Expanded Foam Production | Applied in foaming and curing of foam plastics |
| Agriculture | Controlled-Release Fertilizer Coating Material | Used as a coating material for controlled-release fertilizers |
Manufacturing Quality Control of Urea formaldehyde
| Test Item | Common Test Methods | Method Overview |
|---|---|---|
| Solid Content | Oven Drying Method (Gravimetric Method) | Weigh a certain amount of resin sample and dry it at a specified temperature (e.g., 105±2°C) until constant weight. Calculate the percentage of residue relative to the original sample. Used to determine the non-volatile component content in the resin. |
| Viscosity | Rotational Viscometer Method / Engler Viscometer Method | Measure the flow resistance of the resin at a specified temperature using a rotational or Engler viscometer, reflecting the processing fluidity of the resin. Common units are mPa·s or °E. |
| pH Value | pH Meter Method | Immerse a pH electrode into a diluted resin solution and directly read the pH value. Urea-formaldehyde resins are typically weakly acidic; pH affects their stability and curing rate. |
| Free Formaldehyde Content | Iodometric Method / Spectrophotometric Method (Acetylacetone Method) | Iodometric method: Formaldehyde reacts with iodine under alkaline conditions; residual iodine is titrated to calculate formaldehyde content. Acetylacetone method: Formaldehyde reacts with acetylacetone to form a yellow complex, which is quantified by spectrophotometry at 412 nm. |
| Free Phenol Content | Colorimetric Method (4-Aminoantipyrine Method) | In alkaline conditions, phenols react with 4-aminoantipyrine and potassium ferricyanide to form a red quinone compound, which is measured by spectrophotometry. |
| Gel Time | Inclined Tube Method / Differential Scanning Calorimetry (DSC) | Inclined tube method: A specific amount of resin is heated to a set temperature, and the time from initiation until it no longer flows is recorded. DSC can precisely measure the onset and peak curing temperatures, as well as the reaction heat. |
| Storage Stability | Ambient or Accelerated Storage Test | The resin is sealed and stored at ambient temperature or elevated temperature (e.g., 40°C). Viscosity, pH, gel time, etc., are tested periodically to assess whether pre-polymerization or phase separation has occurred. |
| Curing Time | Hot Press Plate Method / DSC Method | Resin is molded under set temperature and pressure, and the time required for complete curing is recorded. Alternatively, the curing process can be analyzed using DSC. |
| Water Resistance | Water Immersion Test | The cured resin product is immersed in water for a specified period. Swelling, cracking, or loss of strength is observed to evaluate cross-linking density and water resistance. |
| Mechanical Properties (Bond Strength) | Tensile Shear Strength Test | Prepare standard bonded specimens (e.g., birch veneer), cure them, and perform tensile shear testing to measure failure load, evaluating bonding performance. |
Technical Specifications of Urea formaldehyde
| Test Item | Specification |
|---|---|
| Appearance | Clear, colorless to pale yellow liquid |
| Purity | >=98.0% (by HPLC) |
| Water Content (KF) | <=0.5% |
| Acid Value (mg KOH/g) | <=1.5 mg KOH/g |
| Refractive Index (n20/D) | 1.485–1.495 |
| Relative Density (20°C/25°C) | 1.15–1.20 g/cm³ |
| Color (APHA/Pt-Co) | <=100 |
| Odor | Characteristic mild formaldehyde-like odor |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Urea formaldehyde
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| Lot/Batch Number | *Required fields | |
Packaging of Urea formaldehyde
Industrial Urea formaldehyde Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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