RuiDa's Urea Moulding Powder (UMC) are based on urea formaldehyde resin and takes cellulose, minerals as the filling, together with both lubricant, hardener and pigment, etc.
UF1G-1171: granule form, compression grade; color: white
Product Properties
1. Products own bright and smooth surface, and have no bubble as well as crevice. The tinge and impurity confirm to the standard sample..
2. No black spot, stable pressing properties, special for toilet seat cover
3. Color difference: Delta E<0.6
Applications
Toilet seat cover, sanitary ware etc.
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 |
Color Difference
Color standard | L | a | b |
87.25 | 0.45 | -0.25 | |
Acceptance range | 0~0.6 | ±0.2 | ±0.3 |
△E：≤0.6 | |||
Other outgoing quality inspection items
Inspect items | A class | B class |
Volatile % | ≤4.0% | |
Fluidity mm | 110-115mm | 100-120mm |
Curing time s | 53~55s | |
Production Specification
Number | Test Items | Index | Test Result |
1 | Fluidity, mm | 100-120 | 115 |
2 | Volatile Content % ≤ | 5.00 | 4.00 |
3 | Exterior | Qualified | |
4 | Boiling Water-proof | Qualified | |
5 | Flexural Strength, Mpa ≥ | 80 | 87 |
6 | Impact Strength, KJ/㎡ ≥ | 1.7 | 1.88 |
7 | Temperature of hot distortion, ℃ ≥ | 115 | 125 |
8 | Water absorption(Cold water) mg ≤ | 100 | 32 |
9 | Molding Shrinkage, % | 0.5-1.0 | 0.55 |
10 | Dielectric resistance after 24h in water, MΩ ≥ | 104 | / |
11 | Dielectric Strength, MV/m ≥ | 7.0 | / |
Quality Control
Warehouse and production shop
1x20GP can load 20 tons, 800 bags, without pallet.
Delivery period: within 10 days.
Packaging: Kraft bag with wet proof inner bag. 25kgs/bag
Storage period: 6 months kept in cool warehouse.
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