BZ638 Plastic Mould Steel

STEEL GRADE OF VARIOUS COUNTRIES	GB	AISI	DIN	JIS	ASSAB
	3Cr2NiMo	P20	1.2311	Px4	618

CHEMICAL COMPOSITION	C	Si	Mn	Cr	Mo	Ni
BZ638	0.38	0.30	1.30	1.90	0.25	≤0.50

BZ638/P20/P20+Ni/1.2311 Plastic Mould Steel, mold steel

CONVENTIONAL SMELTING

EF+LF+VD

DELIVERY STATUS

Pre-hardened HRC 30-36 

DELIVERY SIZE

Thickness 200-1200mm, Width 600-2200mm, Length 1000-6000mm

The Main Purpose

1.Pre-hard state can be easily processed directly.

2.Can satisfy the opaque or surface gloss requirements of ordinary plastic mold. Such as televisions, washing machines and other large and medium-sized shell mold.

3.Thick 810mm forged block, do not heat treatment after open the cavity, improve mold afficiency. mold steel

The Main Characteristic

1.vacuum degassed and remove impurities when steel making, the gas content lowing.

2.organization dense, uniform hardness. mould steel.

3.dimensional stability and precision lasting for mold production