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Address: No.2, Zhouliao Road, Langzhou Industrial Zone, Changping, Dongguan, Guangdong, China
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MINGCHENG GROUP LIMITED |
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High Strength Liquid Polyurethane Moulding Rubber 40 Shore A PU Rubber For Plaster, Concrete Molds
Product Description
Liquid polyurethane rubber consists of A&B component, B is curing agent, and A is polyurethane prepolymer. It can also be used as a concrete or cement stamping mold as well as for making hard durable rubber parts for machinery or automotive applications.
Technical Datasheet
| A | Type | MCPU40 A | MCPU50 A | MCPU60 A | MCPU70 A | MCPU80 A | MCPU90 A |
| Appearance | Colorless or light yellow transparent liquid | ||||||
| Viscosity(30℃)mPa·s/ | 2500±300 | ||||||
| B | Type | MCPU40 B | MCPU50 B | MCPU60 B | MCPU70 B | MCPU80 B | MCPU90 B |
| Appearance | Light yellow liquid | ||||||
| Viscosity(30℃)/mPa·s | 560±200 | ||||||
| mix ratio | 1:1 | ||||||
| Appearance | Light yellow | ||||||
| Operation temperature/℃ | 25～40 | ||||||
| Gel time(30℃)*/min (variable) | 40-45 | 25-30 | 20-25 | 15-20 | 8-14 | 6-9 | |
| Hardness (shore A) | 40±3 | 50±3 | 60±3 | 70±3 | 80±3 | 90±3 | |
| Tensile strength/MPa | 4-7 | 5-8 | 5-8 | 8-11 | 9-14 | 13-18 | |
| Elongation at break/ % | 500-600 | 400-500 | 300-400 | 250-350 | 350-550 | 400-450 | |
| Tear strength/(kN/m) | 18-22 | 18-22 | 20-25 | 26-30 | 50-60 | 55-60 | |
| Rebound/ % | 30-35 | 30-35 | 30-35 | 30-35 | 36-40 | 32-38 | |
| Specific gravity(25℃)(g/ cm3) | 1.18 | ||||||
Applications
Liquid polyurethane rubber is Substitute for making the industrial parts, Liquid polyurethane rubber also applies to electrical equipment potting, rubber rollers, Ski and snowboard ,rubber plates, rubber wheels, shoe models and others.
Package:20Kg/drum
Storage:Store in cool and dry place. If you can’t use one drum up at a time, please inject N2.The storage time of original packing is 6 months.
