Urea Moulding Compound
Urea Moulding Compound
RuiDa’s Urea Moulding Compound(UMC) are based on urea formaldehyde resin and takes cellulose, mineral as the filling, together with both lubricant, hardener and pigment, etc.
l Color: Almost any color is available, we have strong team for color matching, can satisfy all your requirement.
l Product Properties
1. After molding, the surface should be flat, shinny and smooth, no bubbles or crack,
color and foreign material achieves standard.
2. Color difference: Delta E<0.6
l Product classification
1, General grade, most used for pressing the melamine tableware, as well as flower pots, toys, etc., with low price, excellent product performance, complete color.
2, Electrical grade, improve the electrical performance and stability of the material, used for pressing electrical switch panel, lamp holder, lamp holder, etc.
3, Enhanced grade, improve the transparency of the material, the selection of high whiteness wood pulp, provide the whiteness of the material, gloss, suitable for pressing a variety of buttons, pearls, jade porcelain tableware, cosmetics bottle caps and so on.
l Appearance cleanliness：
Item | A class | B class |
Black spot | No visible spot | ф0.4mm≤3 |
Impurity | ||
Dark spot | ф0.4mm≤2 | ф0.6mm≤2 |
White spot | 0 | ф0.4mm≤2 |
Transparent spot | 0 | ф1.0mm≤2 |
l Color difference：
Color standard | L | a | b |
87.22 | 0.46 | -0.21 | |
Acceptance range | 0~0.6 | ±0.2 | ±0.3 |
△E：≤0.6 | |||
l Other outgoing quality inspection items：
Inspect items | A class | B class |
Volatile % | ≤4.0% | |
Fluidity mm | 96~97mm | 95~98mm |
Curing time s | 53~55s | |
l Production specification
Number | Test Items | Index | Test Result |
1 | Fluidity, mm | 90-130 | 96 |
2 | Volatile Content % ≤ | 5.00 | 4.35 |
3 | Exterior | Qualified | |
4 | Boiling Water-proof | Qualified | |
5 | Flexural Strength, Mpa ≥ | 80 | 87 |
6 | Impact Strength, KJ/㎡ ≥ | 1.7 | 1.89 |
7 | Temperature of hot distortion, ℃ ≥ | 115 | 124 |
8 | Water absorption(Cold water) mg ≤ | 100 | 32 |
9 | Molding Shrinkage, % | 0.5-1.0 | 0.65 |
10 | Dielectric resistance after 24h in water, MΩ ≥ | 104 | 2.8 x 105 |
11 | Dielectric Strength, MV/m ≥ | 7.0 | 7.9 |
Our Advantage
1. More than 38 years experience in this field.
2. Specialized in producing colored UMC and injection UMC.
3. Flexible payment terms, T/T/ L/C D/P, all is available.
5. Big production capacity, 100 tons/day
Loading details:
1x20GP can load 20 tons, 800 bags, no pallet.
Delivery period: within 10 days.
Packaging: PP bag with wet proof inner bag. 25kgs/bag
Storage period: 6 months kept in cool warehouse.
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