Kingdom Flow Control offers the best solutions to meet your needs.
High Reliable Precision Castings

1. Casting Dimensional Tolerances Unit : mm

Dimensions Normal Tolerance Premium Tolerance Roundness Flatness / Straightnes
0 ~ 12.5 ± 0.18 ± 0.08 0.27 0.40
12.5 ~ 25.4 ± 0.25 ± 0.13 0.40 0.40
25.4 ~ 50.8 ± 0.33 ± 0.20 0.40 0.60
50.8 ~ 76.2 ± 0.41 ± 0.25 0.60 0.60
76.2 ~ 101.6 ± 0.48 ± 0.30 0.60 0.60
101.6 ~ 127.0 ± 0.56 ± 0.36 0.60 0.90
127.0 ~ 152.4 ± 0.64 ± 0.38 0.90 0.90
152.4 ~ 177.8 ± 0.71 ± 0.41 0.90 1.20
177.8 ~ 203.2 ± 0.86 ± 0.43 0.90 1.20
203.2 ~ 228.6 ± 0.94 ± 0.46 0.90 1.40
228.6 ~ 254.0 ± 1.02 ± 0.48 0.90 1.40

2. Maximum Casting Weight Per Piece : 100 Kilograms

3. Minimum Casting Wall Thickness : 1mm

4. Casting Surface Roughness : Ra 3.2 ~ 6.3 µm

5. Surface Roughness after Machining: Ra 0.4 ~ 3.2 µm

6. Available Materials (Meet ASTM, DIN and JIS)

Stainless Steel ASTM, AISI CF3 (304L) CF3M (316L) CF8(304) CF8M(316) CF8C(347)
CG8M(317) CG3M(317L) CN7M(Alloy 20) CN3MCu
Duplex(CD3MN,CD4MCu) Super Duplex(CE3MN,CD3MWCuN)
JIS SCS13A SCS14A SCS23 SCS16A
SCS19A SCS21
DIN 1.4308 1.4404 104408 1.4470
1.4306 1.4304 1.4536 1.4552
Carbon Steel ASTM WCB WCC LCC LCB
JIS SCPH2 SC450 SC480
DIN 1.0619 1.0625 1.6220
Alloy Steel   WC5 WC6 WC9 C5 C12 LC3
Nickel Alloys   Monel (M35-1, M35-2)
Hastelloy B and C

7. Available Materials (Meet ASTM, DIN and JIS) Unit : mm

Dimensions Up to 3 3~6 6~10 10~18 18~30 30~50 50~80 80~120 120~180
Normal Tolerance 0.010 0.012 0.015 0.018 0.021 0.025 0.030 0.035 0.040
Premium Tolerance 0.006 0.008 0.009 0.011 0.013 0.016 0.019 0.022 0.025

Why make parts using investment casting methods?

1.Tight-tolerances and excellent surface finish :

  • Casting dimensional tolerance : please refer to above table.
  • Surface finish : Ra 0.4 ~ 3.2µm.
  • Offering near-net-shape configuration, substantially reducing or entirely eliminating machining or finishing costs.

2. Capable of producing precise dimensions :

  • Minimum wall tyickness: 1mm.
  • Minimum bore diameter: 2mm.
  • Product profile range from a few mm to hundreds mm.
  • Weight 50 kilograms or just a few grams.

3. Wide Range of Alloys :

  • Stainless steel, csrbon steel, alloy steel, or super alloy.

4. Versatility :

  • Investment casting is ideally suited to produce a wide array of products for diverse in dustries industries.

Why choose KI ?

1. Quality Assurance :
Fully integrated production lines equipped with advanced inspection facilities. Quality is inherent in every phase of our operations from engineering to metallurgy, molding, casting, finishing, and final delivery.

2. High Capacity Production :
7,100 MTS annual production capacity to meet large volume orders on time and consistency.

3. Shorter Lead Time :
Efficient management and high volume capacity result in reduced lead-time and on-time delivery.

4. Responsive Services :
Diversified facilities, advanced foundry technology and highly skilled staff combine to provide the best services you possible. Our goal is to service all of your immediate needs.

5. Competitive Pricing :
Privately held and totally operated factories in China maximize the labor advantage and eliminating broker involvement and reducing cost. KI is promise is to provide premium - quality products at the best price.