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UL Certified Cem - 1 Epoxy Glass Laminate Sheet 1020*1220 Product Size

Packaging Details : plywood crate packing;plywood pallet; carton Delivery Time : 5-8 work days
Payment Terms : T/T
Place of Origin: China Brand Name: Hongcheng
Certification: UL/ RoHS2.0 Model Number: CEM-1 / 2-9-FV0

Detail Information

Product Name:: CEM-1 Epoxy Glass Laminated Sheet IEC Standard:: 2-9-FV0
Density: 1.45g/cm3 Flexural Strength: 330Mpa
Electric Strength: ≥26KV/mm Arc Resistance: ≥120sec
High Light:

epoxy laminate sheet


glass epoxy sheet

Product Description

UL certified Cem-1 Epoxy glass laminated sheet / Cem-1 sheet with high heat resistance


Product Name: CEM-1 epoxy glass fiber cloth coated inflaming retarding paper laminated sheet
IEC Standard 2-9-FV0
NEMA Standard CEM-1
Product Color: White
Product Thickness: 0.2mm-80.0mm
Product Size:: 1020*1220

Product Description:

UL certified Cem-1 Epoxy glass laminated sheet is made of epoxy inflaming retarding paper laminated sheet coated with glass fiber cloth which were impregnated epoxy resin on two sides,it is a rigid plate-like insulating material and laminated under high temperature and high pressure.


UL certified Cem-1 Epoxy glass laminated sheet has the similar excellent mechanical &electric property and the density is lower than 3240 sheet in the same thickness.this materials is application to the partition plate & side plate in switch cubicle and application to insulation structure such as vacuum circuit breaker & transformer.



Integrated plate are widely used in many fields. These materials can be applied to moulded case circuit breaker , electrical machine, electrical equipment as parts of insulating Structures and they can be used in transformer oil, widely used in power distribution cabinet, fixture board, mould plate, high and low voltage distribution cabinet ,PCB,ICT jig ,the base plate of make-up machine, drilling machine, surface grinding.

UL Certified Cem - 1 Epoxy Glass Laminate Sheet 1020*1220 Product Size 0

Product Advantages:​

  1. Proprietary product,low cost,high voltage resistance
  2. Excellent Voltage Resistance(electric strength ≥16KV/mm)
  3. Excellent Heat Resistance(Class B)
  4. Excellent Fire Retardant(UL 94 V-0 Grade)
  5. Excellent mechanical processability & high degree of automation processing machining
  6. UL,RoHS Certified products

Hong Cheng Grade HC-CEM-1
Item Test Method Units Values
Physical Properties color   ----  
density IEC 60893-2:2003 ---- 1.45-1.65
Moisture Absorption (1.6mm) ISO62:2008 % ≤0.25
Mechanical Properties Flexural Strength IEC 60893-2 5.1 Mpa ≥ 330
Flexural Modulus (1.6mm) GPa ≥ 14.5
Compressive Strength flatwise (3.2mm) IEC 60893-2 5.3 MPa ≥235
Izod Impact Strength LW IEC 60893-2 5.53 ft-lb/in 1.7
(13.0mm) CW notched 1.3
Tensile Strength (1.6mm) IEC 60893-2 5.7 MPa ≥ 160
Bond Strength (13.0mm) ASTM D229 Cond. A N ≥6233
Shear Strength (perpendicular) (1.6mm) IEC 60893-2 5.5 MPa ≥86
ELECTRICAL PROPERTIES Electric Strength(1.6mm) IEC 60893-2 6.1.2 KV/mm ≥26
Breakdown Voltage(1.6mm) IEC 60893-2 6.1.3 kV ≥60
Permittivity(1.6mm) IEC 60893-2 6.2 - ≤4.6
Dissipation Factor(1.6mm) IEC 60893-2 6.2 - ≤0.030
Arc Resistance(3.2mm) GB/T 1411-2002 sec ≥120
CTI (3.2mm) ASTM D3638 V ≥ 300
THERMAL PROPERTIES Temperature Index IEC 60893-2 7.1 °C 130
Flammability Rating IEC 60893-2 7.2 Class V-0


Processing Advantages:

Methods: CNC machining
Application: Material thickness 0.5-100mm, machining tolerance according to the ISO 2768-M
Advantages: 1. Proficient in advanced programming software, such as: Mcam9.1, UG software programming , to meet the requirements of machining on complex surface;

2. We have a senior R&D engineers team and the team have the ability in designing the fixture independently to meet production requirements of high quality , high yield and lower cost.

3. To meet the customers’ requirements , company owned dozens of high-precision CNC equipments to short the delivery time .

4. The company have dozens of No.850&No.650 CNC machining center (with tool storage) , these machines can be used to complete multistep processes of complex parts at one-time.

5. The company owned several Large gantry CNC machines in 1000*1200mm , large panel parts can be completed at one-time by high-precision processing and avoid deviation from machining.

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