Product Introduction
Amorphous Resin Alloy LEMALLOY™ m-PPE resin /
Crystalline Resin Alloy
Polyacetal resin(POM resin)
Main Features：High Strength, lubrication, durability, chemical resistance
MoreIupital™ is a high-performance copolymer type acetal resin made by completely new process developed with our proprietary technology.
Mechanical property
Long-term durability
Chemical resistance
Dimensional Stability in Water
Sliding property
Long-term dimensional stability
Moldability
Environmental Temperature Suitability
Mechanical property
Combines excellent tensile strength, flexural modulus, and toughness.
Long-term durability
Maintains stable performance over long periods under cyclic or continuous loading.
Chemical Resistance
Extremely resistant to organic solvents and oils, with broad resistance to non-acidic chemicals.
Dimensional Stability in Water
Extremely low water absorption; minimal changes in physical properties or dimensions even in high humidity.
Sliding property
High self-lubricity and low friction coefficient provide excellent wear resistance and smooth movement.
Long-term dimensional stability
Maintains high dimensional precision even during extended periods of use.
Moldability
Fast crystallization speeds shorten cycle times, while excellent flow enables high-precision molding.
Environmental Temperature Suitability
Maintains mechanical strength across a wide temperature range, from low to high temperatures.
High performance polyamide resin (High performance PA resin)
Main Features：High strength, high rigidity, and metal substitute
MoreReny™ is the general name for polyamide resin-based molding materials, primarily based on polyamide MXD6, which was developed by Mitsubishi Gas Chemical Company, Inc. (MGC) through its own process.
Mechanical Properties (Metal Replacement)
Flame Retardancy
Oil Resistance
Low Water Absorption Polyamide
CTE Equivalent to Die-cast Metal
Dimensional Stability
Excellent Appearance
Mechanical Properties
(Metal Replacement)
Possesses extremely high tensile and flexural strength, comparable to die-cast metals.
Flame Retardancy
Can be formulated with excellent flame retardancy, meeting strict electrical and electronic safety standards.
Oil Resistance
Offers superior resistance to gasoline, lubricants, and chlorine-based solvents.
Low Water Absorption Polyamide
Significantly lower water absorption than standard Polyamide (PA), suppressing property degradation.
CTE Equivalent to Die-cast Metal
Features a low coefficient of thermal expansion similar to aluminum die-casting, allowing for precise design.
Dimensional Stability
Synergy between low water absorption and low thermal expansion ensures high dimensional precision.
Excellent Appearance
Provides a smooth and beautiful surface finish, even in high-content glass fiber reinforced grades.
Modified polyphenylene ether resin(m-PPE resin) /Amorphous Resin Alloy
Main Features：Insulation, fire resistance, water resistance, low density
MoreIupiace™ is an amorphous engineering plastic based a blend of MGC’s proprietary polyphenylene ether resin (PPE resin) and polystyrene resin.
Electrical Properties
Durability
Chemical Resistance (Acid/Alkali)
Water resistance
Heat Resistance
Dimensional Stability
Moldability
Flame Retardancy (Self-extinguishing)
Low Specific Gravity
Electrical Properties
Low dielectric constant and dissipation factor provide excellent insulation performance across wide frequencies.
Durability
Offers superior creep resistance among amorphous resins, maintaining high durability even at high temperatures.
Chemical Resistance
(Acid/Alkali)
MExhibits excellent resistance to various acids and alkalis.
Water resistance
Extremely low water absorption prevents hydrolytic degradation in high-temperature, high-humidity environments.
Heat Resistance
Maintains a high heat deflection temperature (HDT), preventing mechanical strength loss at elevated temperatures.
Dimensional Stability
Combines low mold shrinkage and low water absorption to achieve superior dimensional precision.
Moldability
Alloying with PS improves flow, making it ideal for large-scale and thin-walled products.
Flame Retardancy
(Self-extinguishing)
The resin itself is flame retardant; halogen-free grades meet the highest safety standards.
Low Specific Gravity
Has the lowest density among engineering plastics, contributing to lightweighting and cost reduction.
Modified polyphenylene ether resin(m-PPE resin) /Crystalline Resin Alloy
Main Features：Low specific gravity, high chemical resistance, low water absorption, high temperature rigidity
MoreLEMALLOY™ is a polymer alloy with a sea-island structure, in which polyphenylene ether resin is arranged as an island and crystalline resins such as polyamide resin, polyester resin, and polypropylene resin are arranged in the sea.
Impact Resistance
High Temperature Rigidity
Chemical Resistance (PA-equivalent)
Low Water Absorption
Moldability
Dimensional Stability
Low Specific Gravity
Impact Resistance
PPE/PA alloying delivers excellent impact strength and toughness across a wide temperature range.
High Temperature Rigidity
High-HDT PPE ensures high elastic modulus and mechanical strength even under high-temperature conditions.
Chemical Resistance
(PA-equivalent)
Inherits Polyamide (PA) properties, providing strong resistance to oils and organic solvents.
Low Water Absorption
PPE alloying significantly reduces dimensional and property changes caused by water compared to pure PA.
Moldability
Good flow and low warpage make it suitable for painting, large components, and aesthetic parts.
Dimensional Stability
Lower mold shrinkage and water absorption than standard PA ensure stable and high precision.
Low Specific Gravity
Lower density compared to general engineering plastics significantly contributes to weight reduction.
KOREA POLYACETAL CO.,LTD.（KPAC）
We also deal in products owned by KOREA POLYACETAL (KPAC), a group-company.
Please see KPAC website for more information each item.
KPAC has research centers and compound manufacturing plants within South Korea. It sells various engineering plastics, including POM resin, under its own brand worldwide, and is a group company of GPAC that provides total solutions to customers.
KPAC’s products
- KEPITAL™POM
- KEPITAL™POM Homopolymer
- KEPAMID™PA6
- KEPAMID™PA66
- KEPAMID™PPA
- KEPEX™Polyester
- MAXIMID™MXD6